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Level Switches

Tanks often use level switches to monitor and maintain liquid levels, prevent overflows, and signal alarms when liquid levels reach critical points. For liquids, a float switch is a tried-and-true approach, moving up and down with the liquid to provide a simple, reliable signal. Yet, some industrial applications—especially those involving very large tanks or very high liquid level set points—use more advanced methods to provide a signal when the liquid level reaches a certain height. These methods tend to use electronics and don't involve moving parts. They are ideal in environments where vibration, high temperature, or corrosive materials would tend to make a reliable moving part an unreliable choice over time.

In contrast, we frequently employ liquid level switches in hazardous environments. They provide reliable level detection and monitoring control for bulk materials or process fluids in dangerous working conditions. Even in these risky situations, we can count on them. The switches connect electrically to our control systems. We can use them in remote situations and in automated systems. They are also a cheap solution to a sophisticated problem, and they work well with both conductive and non-conductive liquids and with bulk materials like powders or grains.

Products

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Dwyer 126-021 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-021 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-021 ULTRA-MAG™ EXPLOSION-PROOF LEVEL SWITCH is a versatile and durable product suitable for a wide range of applications. It has a temperature range of -40 to 185°F (-40 to 85°C) and an enclosure rating of general purpose or weatherproof and explosion-proof. With a pressure limit of 60 psig (4.14 bar) and various wetted material options, this switch can handle compatible powder or bulk solids. It features a set point adjustment, 1/2" female NPT conduit connection, and options for suspension kits and flange adaptor rings.
Dwyer 126-019 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-019 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-019 ULTRA-MAG™ EXPLOSION-PROOF LEVEL SWITCH is a versatile and reliable solution for monitoring powder or bulk solids. With a temperature range of -40 to 350°F, it can be used in a variety of applications. The switch offers a 60 psig pressure limit and comes with a range of wetted material options. It features a 1/2" female NPT conduit connection and offers various electrical ratings. Easy set point adjustment and the availability of suspension kits and flange adaptor rings make it highly adaptable.
Dwyer 126-018 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-018 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-018 ULTRA-MAG™ Explosion-Proof Level Switch is a versatile and reliable solution for monitoring liquid levels. With a temperature range of -40 to 350°F and an enclosure rating of general purpose or explosion-proof, it is suitable for various environments. It features a 60 psig pressure limit, 1/2" female NPT conduit connection, and options for suspension kits and flange adaptor rings. The switch type, electrical rating, wetted material, and other specific details can be found on the model chart in the catalog.
Dwyer 126-017 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-017 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-017 ULTRA-MAG™ Explosion-Proof Level Switch is a versatile solution for monitoring levels of compatible powder or bulk solids. It operates within a temperature range of -40 to 185°F (-40 to 85°C) and can withstand high temperatures up to 350°F (-40 to 176°C) with the high temperature switch option. The switch features a general purpose or weatherproof and explosion-proof enclosure rating, along with a 60 psig (4.14 bar) pressure limit. It offers various wetted material options for the mounting flange and diaphragm, and a 1/2" female NPT conduit connection. The switch type, set point adjustment, electrical rating, and process connection can be selected from the model chart. Additional options include suspension kits and flange adaptor rings.
Dwyer 126-016 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-016 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-016 ULTRA-MAG™ EXPLOSION-PROOF LEVEL SWITCH is a versatile and reliable solution for monitoring powder or bulk solids. It features a temperature range of -40 to 350°F (-40 to 176°C) and 18 gauge solid core electrical connections. The switch is suitable for general purpose or weatherproof and explosion-proof applications. Wetted materials include aluminum or 304 SS for the mounting flange and various diaphragm options. With a pressure limit of 60 psig (4.14 bar), this switch ensures safe and accurate operation. The product also offers options for suspension kits and flange adaptor rings.
Dwyer 126-015 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-015 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-015 ULTRA-MAG™ Explosion-Proof Level Switch is a versatile solution for monitoring powder or bulk solids. It has a temperature range of -40 to 185°F (-40 to 85°C) for standard switch, and -40 to 350°F (-40 to 176°C) for high temperature applications. The enclosure rating is both general purpose or weatherproof and explosion-proof, and it has 18 gauge solid core electrical connections. The wetted material options include aluminum or 304 SS for the mounting flange, and various diaphragm materials like urethane, Buna-N, PTFE, silicone rubber, and more. It has a pressure limit of 60 psig (4.14 bar) and comes with options like suspension kits and flange adaptor rings. The product features internal screw set point adjustment, a 1/2" female NPT conduit connection, and different switch types as per the model chart.
Dwyer 126-014 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-014 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-014 ULTRA-MAG™ EXPLOSION-PROOF LEVEL SWITCH is a versatile and reliable component that can be used with compatible powder or bulk solids. It has a wide temperature range, with a standard switch able to handle -40 to 185°F (-40 to 85°C), and a high temperature switch able to handle -40 to 350°F (-40 to 176°C). The switch is suitable for various mounting orientations and comes with a 1/2" female NPT conduit connection. It is available in general purpose or weatherproof and explosion-proof enclosures, and its wetted materials and pressure limit can be customized based on application requirements. Additional options include suspension kits and flange adaptor rings.
Dwyer 126-013 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-013 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-013 ULTRA-MAG™ explosion-proof level switch is designed for compatibility with powder or bulk solids. The switch has a wide temperature range, from -40 to 350°F, and an enclosure rating of general purpose or weatherproof and explosion-proof. It has a 60 psig pressure limit and offers various mounting orientations. The wetted materials include aluminum or 304 SS for the mounting flange and options for diaphragm materials such as urethane, Buna-N, PTFE, silicone rubber, polyester, fluoroelastomer, white Buna-N (food grade), or EPDM. The switch is equipped with an internal set point adjustment screw and a 1/2" female NPT conduit connection. Additional options include suspension kits and flange adaptor rings.
Dwyer 126-012 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-012 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-012 ULTRA-MAG™ Explosion-Proof Level Switch is suitable for compatible powder or bulk solids. The temperature range varies depending on the diaphragm material, while the standard switch works between -40 to 185°F (-40 to 85°C), and the high temperature switch performs between -40 to 350°F (-40 to 176°C). It has a general purpose or weatherproof and explosion-proof enclosure rating, with 18 gauge solid core electrical connections. Mounting options include flange or suspend, and the wetted material and process connection vary based on the model. The pressure limit is 60 psig (4.14 bar), and it has a 1/2" female NPT conduit connection. The switch type, set point adjustment, electrical rating, and other options can be found on the catalog page.
Dwyer 126-011 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-011 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-011 ULTRA-MAG™ EXPLOSION-PROOF LEVEL SWITCH is a versatile product suitable for various applications. It operates within a temperature range of -40 to 185°F (-40 to 85°C) for standard switches and -40 to 350°F (-40 to 176°C) for high temperature switches. The enclosure can be either general purpose, weatherproof, or explosion-proof. The switch is compatible with powder or bulk solids and is available in different wetted materials. It has a pressure limit of 60 psig (4.14 bar) and comes with options for suspension kits and flange adaptor rings.
Dwyer 126-010 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-010 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-010 ULTRA-MAG™ EXPLOSION-PROOF LEVEL SWITCH is a versatile and reliable device suitable for various applications. It operates within a temperature range of -40 to 185°F (-40 to 85°C) and has a high temperature option of -40 to 350°F (-40 to 176°C). The switch is available in general purpose or weatherproof and explosion-proof enclosures. With 18 gauge solid core electrical connections, it ensures durability and safety. It is compatible with powder or bulk solids and allows for flange mount or suspend mounting orientations. The wetted materials include aluminum or 304 SS for the mounting flange, and various diaphragm materials such as urethane, Buna-N, PTFE, silicone rubber, polyester, fluoroelastomer, white Buna-N (food grade), or EPDM, depending on the model. It has a pressure limit of 60 psig (4.14 bar) and a standard 8-3/8" (212.725 mm) diameter bolt hole circle for flanged models. The set point adjustment is done internally with an easy-to-use screw. The switch has a 1/2" female NPT conduit connection and additional options such as suspension kits and flange adaptor rings are available.
Dwyer 126-009 Ultra-Mag™ Explosion-Proof Level Switch
Dwyer 126-009 Ultra-Mag™ Explosion-Proof Level Switch
$130.56 $167.64
Dwyer 126-009 ULTRA-MAG™ explosion-proof level switch is a versatile solution for monitoring powders or bulk solids. With a temperature range that varies depending on the diaphragm material, it can withstand harsh conditions. It is available in general purpose or weatherproof and explosion-proof enclosures. The electrical connections are solid and sealed, ensuring durability. The switch can be flange-mounted or suspended, and the wetted materials include aluminum or 304 SS for the mounting flange, and various options for the diaphragm. It has a pressure limit of 60 psig and a 1/2" female NPT conduit connection. Optional suspension kits and flange adaptor rings are available. The switch type, set point adjustment, electrical rating, and process connection can be selected from the model chart in the catalog.
Dwyer OLS-12 Optitrol® Optical Level Switch
Dwyer OLS-12 Optitrol® Optical Level Switch
$233.02 $299.20
Dwyer OLS-12 OPTITROL® Optical Level Switch is a reliable and efficient solution for noncoating compatible liquids. With a temperature range of 120°F (48.9°C) and a pressure limit of 200 psig (13.8 bar), it offers precise control in various mounting orientations. The 1/2" male NPT process connection and 10-28 VDC power requirement ensure compatibility in diverse industrial settings.
Dwyer OLS-11 Optitrol® Optical Level Switch
Dwyer OLS-11 Optitrol® Optical Level Switch
$105.56 $135.53
Dwyer OLS-11 Optitrol Optical Level Switch is a versatile product suitable for various applications. It operates at temperatures up to 200°F (93.3°C) for process and 175°F (79.4°C) for ambient conditions. With a power requirement of 10 to 28 VDC and an output signal of Vout (max.) = 28 VDC, it ensures efficient performance. The switch is compatible with noncoating liquids and can be mounted horizontally or up to 45° from horizontal. It features a 1/2" male NPT process connection and offers a repeatability of ±0.02" (0.5 mm). The Dwyer OLS-11 has a pressure limit of 200 psig (13.8 bar) and a current consumption of 35 mA max.
Dwyer OLS-10 Optitrol® Optical Level Switch
Dwyer OLS-10 Optitrol® Optical Level Switch
$192.28 $246.87
Dwyer OLS-10 OPTITROL® OPTICAL LEVEL SWITCH is suitable for noncoating compatible liquids. It has a temperature range of 120°F to 200°F, a power requirement of 10 to 28 VDC, and a 38" 3 conductor cable for electrical connections. It provides a maximum output signal of 28 VDC and has a switch type of NPN open collector. Mounting orientations can be horizontal or up to 45° from horizontal.
Dwyer F7-WBB Level Switches - Horizontal/Specialty
Dwyer F7-WBB Level Switches - Horizontal/Specialty
$323.50 $346.13
Dwyer F7-WBB is a horizontal/specialty level switch with a temperature range of -4 to 257°F (-20 to 125°C). It has a general-purpose enclosure rating and electrical connections of 22 AWG, 11.811" (300mm) long. The switch is compatible with liquids and can be mounted vertically or horizontally. It has a pressure limit of 218 psi (15 bar) and a hermetically sealed SPST switch type. The specific gravity ranges from 0.6 to 0.85 depending on the model.
Dwyer F7-ST714 Level Switches - Horizontal/Specialty
Dwyer F7-ST714 Level Switches - Horizontal/Specialty
$417.47 $446.68
Dwyer F7-ST714 is a horizontal/specialty level switch suitable for use with compatible liquids. It has an enclosure rating of general purpose and features different mounting options, depending on the model. The switch has a pressure limit of 218 psi (15 bar) for F6-SS and F6-MHS models, and 116 psi (8 bar) for F6-HPS-11, 21, and 31 models. The electrical connection is 22 AWG, 11.811" (300mm) long. The switch is equipped with a SPST hermetically sealed reed switch that is reversible for normally open (NO) or normally closed (NC) configurations. The specific gravity ranges from 0.6 to 0.85 depending on the model, and the magnet material used varies between alnico and ceramic.
Dwyer F7-ST713-20 Level Switches - Horizontal/Specialty
Dwyer F7-ST713-20 Level Switches - Horizontal/Specialty
$417.47 $446.68
Dwyer F7-ST713-20 is a horizontal/specialty level switch designed for use with compatible liquids. It has a temperature range of -4 to 257°F (-20 to 125°C), an enclosure rating of general purpose, and 22 AWG electrical connections. It can be mounted vertically or horizontally depending on the model, and has a pressure limit of 218 psi (15 bar). The switch type is SPST hermetically sealed reed switch, with a specific gravity ranging from 0.6 to 0.85 depending on the model. It comes with wire leads of varying lengths depending on the model.
Dwyer F7-ST713 Level Switches - Horizontal/Specialty
Dwyer F7-ST713 Level Switches - Horizontal/Specialty
$455.14 $486.98
Dwyer F7-ST713 is a horizontal/specialty level switch with an enclosure rating of general purpose. It can handle temperature ranges from -4 to 257°F (-20 to 125°C) for F6-SS & F6-MHS, and 14 to 176°F (-10 to 80°C) for F6-HPS-11, 21, 31. It has various mounting options and is compatible with liquids. The switch type is SPST hermetically sealed reed switch, reversible for NO or NC. Rated at 20 VA, it has a pressure limit of 218 psi (15 bar) for F6-SS & F6-MHS, and 116 psi (8 bar) for F6-HPS-11, 21, 31. Specific gravity ranges from 0.6 to 0.85 depending on the model.
Dwyer F7-SS6B Level Switches - Horizontal/Specialty
Dwyer F7-SS6B Level Switches - Horizontal/Specialty
$326.96 $349.83
Dwyer F7-SS6B Level Switch is a horizontal/specialty component with a temperature range of -4 to 257°F (-20 to 125°C) for F6-SS & F6-MHS, and 14 to 176°F (-10 to 80°C) for F6-HPS-11, 21, 31. It has a general purpose enclosure rating, 22 AWG electrical connections, and multiple mounting options. It is compatible with liquids, has a pressure limit of 218 psi (15 bar) for F6-SS & F6-MHS, and 116 psi (8 bar) for F6-HPS-11, 21, 31. The switch type is SPST with a hermetically sealed reed switch that is reversible for NO or NC. It has a specific gravity of 0.65 for F6-SS, 0.85 for F6-MHS, and 0.6 for F6-HPS-11, 21, 31. The magnet is made of Alnico for F7-SB, -PP, -BT, -HPS models, and ceramic for F7-SS2, -HSS, -MHS models. The wire leads vary in length depending on the model.
Dwyer F7-SS6 Level Switches - Horizontal/Specialty
Dwyer F7-SS6 Level Switches - Horizontal/Specialty
$325.98 $348.79
Dwyer F7-SS6 level switch is a horizontal/specialty component with an enclosure rating of general purpose. It has electrical connections of 22 AWG, 11.811" long and can be mounted using different options depending on the model. It is designed for use with compatible liquids and has different mounting orientations based on the model. The wetted material varies based on the model and the pressure limit ranges from 116 psi to 218 psi. The switch type is SPST hermetically sealed reed switch which can be reversible for NO or NC. The specific gravity also varies based on the model. The magnet used is either alnico or ceramic and wire leads are provided in different lengths based on the model.
Dwyer F7-SS5BNC Level Switches - Horizontal/Specialty
Dwyer F7-SS5BNC Level Switches - Horizontal/Specialty
$261.59 $279.89
Dwyer F7-SS5BNC is a horizontal/specialty level switch with an enclosure rating of general purpose. It has various temperature ranges depending on the model, and electrical connections are 22 AWG and 11.811 inches long. The switch type is SPST hermetically sealed reed switch, reversible for NO or NC. It is compatible with liquids and has specific gravity values ranging from 0.6 to 0.85. The mounting orientations vary depending on the model.
Dwyer F7-SS5 Level Switches - Horizontal/Specialty
Dwyer F7-SS5 Level Switches - Horizontal/Specialty
$269.12 $287.95
Dwyer F7-SS5 is a horizontal/specialty level switch with an enclosure rating of general purpose. It has electrical connections of 22 AWG, 11.811" long. The mounting options include 1/8" NPTM for all vertical mounts, 1/2" NPTM for F7-HPS-2 and F7-HSS, M16 x 2 for F7-HPS-1, and 1/2" x 13 thread for F7-MHS. It is compatible with liquids and can be mounted vertically or horizontally with an index arrow pointing up or down. The pressure limit is 218 psi for F6-SS and F6-MHS, and 116 psi for F6-HPS-11,21,31. The switch type is SPST hermetically sealed reed switch, reversible for NO or NC. The specific gravity for F6-SS is 0.65, F6-MHS is 0.85, and F6-HPS-11,21,31 is 0.6. The magnet is either Alnico or ceramic depending on the model. The wire leads vary in length depending on the model.
Dwyer F7-PP-10 Level Switches - Horizontal/Specialty
Dwyer F7-PP-10 Level Switches - Horizontal/Specialty
$32.99 $35.30
Dwyer F7-PP-10 is a horizontal/specialty level switch with an enclosure rating of general purpose. It has an electrical connection of 22 AWG, 11.811" long wire leads and various mounting options. This switch is suitable for compatible liquids, with wetted materials specified on the catalog page. It has an electrical rating of 20 VA and features a SPST hermetically sealed reed switch that is reversible for NO or NC. The switch is designed to withstand specific temperature ranges and pressure limits. The magnet used in this switch varies depending on the model.
Dwyer F7-PP1 Level Switches - Horizontal/Specialty
Dwyer F7-PP1 Level Switches - Horizontal/Specialty
$33.97 $36.34
Dwyer F7-PP1 is a horizontal/specialty level switch with a temperature range of -4 to 257°F (-20 to 125°C). It has a general purpose enclosure rating and 22 AWG, 11.811" (300mm) long electrical connections. The switch can be mounted using 1/8" NPTM or M16 x 2 threads. It is compatible with liquids and can be mounted vertically or horizontally with an index arrow. It has a pressure limit of 218 psi (15 bar) and a specific gravity of 0.65 to 0.85. The switch is hermetically sealed with a reversible SPST reed switch and uses alnico or ceramic magnets. Wire leads vary in length depending on the model.
Dwyer F7-MLK-FLT Level Switches - Horizontal/Specialty
Dwyer F7-MLK-FLT Level Switches - Horizontal/Specialty
$46.85 $50.12
Dwyer F7-MLK-FLT is a general-purpose level switch for compatible liquids. It has a temperature range of -4 to 257°F (-20 to 125°C) and an enclosure rating of general purpose. It has various mounting options and electrical connections with different wetted materials. The switch type is SPST hermetically sealed reed switch, adjustable for NO or NC positions. The specific gravity varies depending on the model. It comes with wire leads of 22 AWG at different lengths.
Dwyer F7-MLK32 Level Switches - Horizontal/Specialty
Dwyer F7-MLK32 Level Switches - Horizontal/Specialty
$155.95 $166.86
Dwyer F7-MLK32 is a horizontal/specialty level switch used for compatible liquids. It has an enclosure rating of general purpose with electrical connections of 22 AWG, 11.811" long. It has various mounting options and orientations. It can handle pressures up to 218 psi and has an electrical rating of 20 VA. The switch type is SPST with a reversible reed switch. Specific gravity ranges from 0.6 to 0.85 depending on the model. It uses Alnico or ceramic magnets and comes with wire leads of varying lengths.
Dwyer F7-MLK2 Level Switches - Horizontal/Specialty
Dwyer F7-MLK2 Level Switches - Horizontal/Specialty
$2359.84 $2524.93
Dwyer F7-MLK2 is a horizontal/specialty level switch with an enclosure rating of general purpose. It has various mounting options and is compatible with liquids. The switch has a pressure limit of 218 psi and an electrical rating of 20 VA. The specific gravity and magnet type vary depending on the model.
Dwyer F7-I Level Switches - Horizontal/Specialty
Dwyer F7-I Level Switches - Horizontal/Specialty
$882.77 $944.52
Dwyer F7-I is a horizontal/specialty level switch with an enclosure rating of general purpose. It has 22 AWG electrical connections and can be mounted vertically or horizontally. This switch is suitable for use with compatible liquids and has a pressure limit of 218 psi. It features a hermetically sealed reed switch that is reversible for normally open or normally closed operation. The specific gravity ranges from 0.6 to 0.85 depending on the model. Wire leads are included with varying lengths depending on the model.
Dwyer F7-HSS Level Switches - Horizontal/Specialty
Dwyer F7-HSS Level Switches - Horizontal/Specialty
$418.81 $448.11
Dwyer F7-HSS is a horizontal/specialty level switch suitable for use in general purpose applications. It has a temperature range of -4 to 257°F (-20 to 125°C) and an enclosure rating of general purpose. It features various electrical connections, mounting options, and wetted materials. The switch type is SPST with a hermetically sealed reed switch that is reversible for NO or NC operation. The specific gravity varies depending on the model. The F7-HSS is equipped with a ceramic magnet. The wire leads vary in length depending on the model.
Dwyer F7-HPS-21 Level Switches - Horizontal/Specialty
Dwyer F7-HPS-21 Level Switches - Horizontal/Specialty
$102.79 $109.98
Dwyer F7-HPS-21 is a horizontal/specialty level switch with an enclosure rating of general purpose. It has a temperature range of -4 to 257°F (-20 to 125°C) for F6-SS and F6-MHS models and 14 to 176°F (-10 to 80°C) for F6-HPS-11, 21, and 31 models. The switch has 22 AWG electrical connections and various mounting options. It is designed for use with compatible liquids and has a pressure limit of 218 psi for F6-SS and F6-MHS models, and 116 psi for F6-HPS-11, 21, and 31 models. The switch features a SPST hermetically sealed reed switch that is reversible for NO or NC operation. The specific gravity ranges from 0.6 to 0.85 depending on the model. The switch is equipped with an alnico or ceramic magnet and wire leads of various lengths.
Dwyer F7-EBNC Level Switches - Horizontal/Specialty
Dwyer F7-EBNC Level Switches - Horizontal/Specialty
$606.11 $648.51
Dwyer F7-EBNC level switches are designed for general purpose use with compatible liquids. They have a temperature range of -4 to 257°F (-20 to 125°C) for the F6-SS and F6-MHS models, and 14 to 176°F (-10 to 80°C) for the F6-HPS-11, 21, 31 models. The switches feature SPST hermetically sealed reed switches that are reversible for NO or NC operation. The wetted material varies based on model and the pressure limit is 218 psi (15 bar) for F6-SS and F6-MHS, and 116 psi (8 bar) for F6-HPS-11, 21, 31. The electrical rating is 20 VA with 0.17 A at 120 VAC and 0.08 A at 240 VAC. Mounting options include 1/8" NPTM for vertical mount and 1/2" NPTM, M16 x 2, or 1/2" x 13 thread depending on the model. The switches are available with wire leads ranging from 18" to 39" in length. The specific gravity varies for each model, with F6-SS at 0.65, F6-MHS at 0.85, and F6-HPS-11, 21, 31 at 0.6. The magnets used in the switches are either alnico or ceramic, depending on the model. Overall, these level switches offer reliable performance for various application needs.
Dwyer F7-BT-16 Level Switches - Horizontal/Specialty
Dwyer F7-BT-16 Level Switches - Horizontal/Specialty
$38.03 $40.69
Dwyer F7-BT-16 is a horizontal/specialty level switch with a temperature range of -4 to 257°F (-20 to 125°C). It has a general purpose enclosure rating and electrical connections of 22 AWG, 11.811" (300mm) long. The switch is compatible with liquids and can be mounted vertically or horizontally. It has a pressure limit of 218 psi (15 bar) and a specific gravity ranging from 0.6 to 0.85. The switch is equipped with a hermetically sealed reed switch and comes with wire leads of various lengths.
Dwyer F6-MHS2 Level Switches - Horizontal/Specialty
Dwyer F6-MHS2 Level Switches - Horizontal/Specialty
$64.25 $82.49
Dwyer F6-MHS2 Level Switch is a horizontal/specialty switch suitable for use with compatible liquids. It has an enclosure rating of general purpose and features 22 AWG, 11.811" long electrical connections. The switch can be mounted vertically within ±20° or horizontally with the index arrow pointing up or down. It has a pressure limit of 218 psi for F6-SS & F6-MHS models and 116 psi for F6-HPS-11, 21, 31 models. The switch uses a SPST hermetically sealed reed switch that is reversible for NO or NC operation. The specific gravity varies depending on the model. The switch is available with different mounting options such as 1/8" NPTM, 1/2" NPTM, M16 x 2, and 1/2" x 13 thread. It has an electrical rating of 20 VA and uses wire leads for connection. The magnet used in the switch varies depending on the model.
Dwyer F6-MHS Level Switches - Horizontal/Specialty
Dwyer F6-MHS Level Switches - Horizontal/Specialty
$64.25 $82.49
Dwyer F6-MHS horizontal/specialty level switch has a temperature range of -4 to 257°F (-20 to 125°C). It is housed in a general-purpose enclosure and has 22 AWG electrical connections. The switch can be mounted vertically or horizontally, depending on the model. It is compatible with liquids and has a pressure limit of 218 psi (15 bar). The switch is SPST and has a hermetically sealed reed switch that is reversible for normally open or normally closed operation. The specific gravity varies depending on the model. The switch is equipped with Alnico or ceramic magnets and comes with wire leads of varying lengths.
Dwyer F6-HPS-31 Level Switches - Horizontal/Specialty
Dwyer F6-HPS-31 Level Switches - Horizontal/Specialty
$32.14 $41.28
Dwyer F6-HPS-31 is a general-purpose level switch designed for use with compatible liquids. It has an enclosure rating of general purpose and can withstand temperatures ranging from -4 to 257°F (-20 to 125°C). The switch features a hermetically sealed SPST reed switch that is reversible for normally open or normally closed operation. It has a pressure limit of 116 psi (8 bar) and is equipped with wire leads that are 22 AWG and 11.811" (300mm) long. The switch can be mounted vertically or horizontally with an index arrow pointing up or down, depending on the model. Wetted materials vary depending on the model.
Dwyer F6-HPS-22 Level Switches - Horizontal/Specialty
Dwyer F6-HPS-22 Level Switches - Horizontal/Specialty
$37.98 $48.75
Dwyer F6-HPS-22 level switch is a specialty component designed for horizontal mounting. It has a temperature range of -4 to 257°F (-20 to 125°C) and an enclosure rating of general purpose. With 22 AWG electrical connections and a 1/8" NPTM mounting, it is suitable for use with compatible liquids. The switch features a hermetically sealed SPST reed switch that is reversible for normally open or normally closed operation. Pressure limits range from 116 psi (8 bar) to 218 psi (15 bar) depending on the model. The F6-SS model can be mounted vertically with an inclination of up to ±20°, while the F6-MHS and F6-HPS models are mounted horizontally with the index arrow pointing up or down. Wetted materials and specific gravity vary depending on the model. The electrical rating is 20 VA, with 0.17 A @ 120 VAC and 0.08 A @ 240 VAC. The magnet used is either Alnico or ceramic, depending on the model. Wire leads are 22 AWG with lengths ranging from 18" to 39", depending on the model.
Dwyer F6-HPS-11 Level Switches - Horizontal/Specialty
Dwyer F6-HPS-11 Level Switches - Horizontal/Specialty
$32.14 $41.28
Dwyer F6-HPS-11 is a horizontal/specialty level switch with a temperature range of -4 to 257°F (-20 to 125°C). It has a general purpose enclosure rating and 22 AWG, 11.811" (300mm) long electrical connections. The switch can be mounted vertically or horizontally, with various process connections available. It is compatible with liquids and has a pressure limit of 116 psi (8 bar). The switch type is SPST hermetically sealed reed switch, reversible for NO or NC. The specific gravity ranges from 0.6 to 0.85 depending on the model. Wire leads of different lengths are provided depending on the model.
Dwyer F7-T1 Level Switches – Vertical
Dwyer F7-T1 Level Switches – Vertical
$1268.04 $1356.75
Dwyer F7-T1 is a vertical level switch with an enclosure rating of general purpose. It has electrical connections of 22 AWG and a mounting size of 1/8" NPTM. It is compatible with liquids, has a pressure limit of 218 psi, and a specific gravity of 0.65. The switch type is SPST reversible.
Dwyer F7-SS2 Level Switches – Vertical
Dwyer F7-SS2 Level Switches – Vertical
$70.52 $90.55
Dwyer F7-SS2 is a vertical level switch with an enclosure rating of general purpose. It has electrical connections of 22 AWG, 11.811" long and mounting options of 1/8" NPTM or 1/2" NPTM. It is compatible with liquids and has a pressure limit of 218 psi. The switch type is SPST hermetically sealed reed switch, with specific gravity ranging from 0.6 to 0.85 depending on the model. The magnet used is either Alnico or ceramic.
Dwyer F7-SB Level Switches – Vertical
Dwyer F7-SB Level Switches – Vertical
$67.38 $86.52
Dwyer F7-SB is a vertical level switch with an enclosure rating of general purpose. It has electrical connections of 22 AWG, 11.811" (300mm) long and a mounting option of 1/8" NPTM (vertical mount). It is designed for use with compatible liquids and has a specific gravity of 0.65 (F6-SS), 0.85 (F6-MHS), and 0.6 (F6-HPS-11, 21, 31). The switch type is SPST hermetically sealed reed switch and it has a maximum pressure limit of 218 psi (F6-SS & F6-MHS) and 116 psi (F6-HPS-11, 21, 31). The electrical rating is 20 VA and the magnet used is alnico or ceramic depending on the model. Wire leads have different lengths depending on the model.
Dwyer F7-PVC Level Switches – Vertical
Dwyer F7-PVC Level Switches – Vertical
$204.31 $218.60
Dwyer F7-PVC is a vertical level switch with a temperature range from -4 to 257°F (-20 to 125°C). It has a general purpose enclosure rating and electrical connections of 22 AWG, 11.811" (300mm) long. The switch is compatible with liquids and can be mounted vertically or horizontally. The wetted material varies based on model. It has a pressure limit of 218 psi (15 bar) for F6-SS & F6-MHS models, and 116 psi (8 bar) for F6-HPS-11, 21, 31 models. The electrical rating is 20 VA: 0.17 A @ 120 VAC, 0.08 A @ 240 VAC. The switch type is SPST with a hermetically sealed reed switch that is reversible for NO or NC. The specific gravity ranges from 0.6 to 0.85 depending on the model. The magnet material varies based on model. Wire leads are provided in different lengths depending on the model.
Dwyer F7-PP Level Switches – Vertical
Dwyer F7-PP Level Switches – Vertical
$32.63 $34.91
Dwyer F7-PP is a vertical level switch with an enclosure rating of general purpose. It has electrical connections of 22 AWG wires that are 11.811 inches (300mm) long. It can be mounted using 1/8" NPTM or other specified options. It is suitable for compatible liquids and has various mounting orientations. The wetted material and pressure limits vary depending on the model. It has an electrical rating of 20 VA and a SPST hermetically sealed reed switch. The specific gravity and magnet type also vary per model. Wire leads come in different lengths depending on the model.
Dwyer F7-MPP-NO Level Switches – Vertical
Dwyer F7-MPP-NO Level Switches – Vertical
$77.10 $82.49
Dwyer F7-MPP-NO is a vertical level switch with a temperature range of -4 to 257°F (-20 to 125°C). It has a general purpose enclosure rating and 22 AWG, 11.811" (300mm) long electrical connections. The switch is compatible with liquids and can be mounted vertically or horizontally. It has a pressure limit of 218 psi (15 bar) and features a SPST hermetically sealed reed switch. The specific gravity varies depending on the model. The switch is equipped with Alnico or ceramic magnets and comes with various wire lead lengths depending on the model.
Dwyer F7-MPP Level Switches – Vertical
Dwyer F7-MPP Level Switches – Vertical
$77.10 $82.49
Dwyer F7-MPP is a vertical level switch with a temperature range of -4 to 257°F. It has a general-purpose enclosure and electrical connections of 22 AWG, 11.811" long. The mounting options include 1/8" NPTM and M16 x 2. It is suitable for compatible liquids with a pressure limit of 218 psi. The switch type is SPST hermetically sealed reed switch.
Dwyer F7-LPP Level Switches – Vertical
Dwyer F7-LPP Level Switches – Vertical
$75.74 $97.24
Dwyer F7-LPP Vertical Level Switch is a general-purpose device with a temperature range of -4 to 257°F (-20 to 125°C). It has various mounting options and electrical connections. It is compatible with liquids and has a pressure limit of up to 218 psi (15 bar). The switch type is SPST Hermetically sealed reed switch and the specific gravity varies depending on the model. The switch comes with wire leads of different lengths.
Dwyer F7-LL Level Switches – Vertical
Dwyer F7-LL Level Switches – Vertical
$157.05 $168.03
Dwyer F7-LL vertical level switch is a general-purpose device capable of measuring temperatures ranging from -4 to 257°F (-20 to 125°C). It has an enclosure rating of general purpose and electrical connections of 22 AWG, 11.811" (300mm) long. This switch is compatible with liquids and can be mounted vertically or horizontally, depending on the model. It has an SPST hermetically sealed reed switch that is reversible for NO or NC operation. The wetted materials vary based on the model. The F6-SS and F6-MHS models can withstand pressures of 218 psi (15 bar), while the F6-HPS-11, 21, and 31 models can withstand pressures of 116 psi (8 bar). The switch has different process connection options depending on the model. The electrical rating is 20 VA with a current of 0.17 A @ 120 VAC and 0.08 A @ 240 VAC. The specific gravity varies based on the model, with F6-SS at 0.65, F6-MHS at 0.85, and F6-HPS-11, 21, and 31 at 0.6. The magnet used in the switch is either alnico or ceramic, depending on the model. Wire leads vary in length depending on the model.
Dwyer F7-BT Level Switches – Vertical
Dwyer F7-BT Level Switches – Vertical
$35.72 $38.22
Dwyer F7-BT Level Switches are vertical switches with a temperature range of -4 to 257°F (-20 to 125°C). They have a general purpose enclosure rating and electrical connections of 22 AWG, 11.811" (300mm) long. The switches are compatible with liquids and have various mounting orientations. The wetted material, pressure limit, process connection, electrical rating, switch type, specific gravity, magnet type, and wire leads vary based on the model.