Dwyer Instrumentation

Dwyer Instruments has long been recognized as a global leader in pressure, flow, and air quality measurement solutions. At RSP Supply, we carry a comprehensive selection of Dwyer instrumentation designed to deliver fast, accurate, and reliable data in industrial, commercial, and HVAC applications.

From pressure gauges and transmitters to air velocity sensors, temperature controllers, and process monitors, Dwyer provides dependable tools for critical measurement and control tasks. Built for performance and durability, these instruments perform consistently even in rugged, high-demand environments.

Dwyer’s advanced technology ensures that engineers and technicians get the precision and consistency they need without constant recalibration. The brand’s commitment to straightforward, high-quality instrumentation has made it a trusted name in process automation, manufacturing, and air handling systems around the world.

Whether you need pressure transmitters, flow switches, or differential pressure gauges, RSP Supply has the Dwyer products to keep your systems running efficiently and accurately.

Found 9947 items
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Dwyer A-297 Dessicant Vent Filter
Free U.S Ground shipping
$39.34
$32.78
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Dwyer Mercoid CFS2-CNBPN-20 Mechanical Float Switch
Free U.S Ground shipping
$69.83
$58.19
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Dwyer Mercoid SBLT2-5-40 Submersible Level Transmitter
Free U.S Ground shipping
$690.04
$575.03
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Dwyer RMA-26-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer Mercoid SBLT2-10-40 Submersible Level Transmitter
Free U.S Ground shipping
$690.04
$575.03
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Dwyer Mercoid ULT-11 Explosion Proof Ultrasonic Level Transmitter
Free U.S Ground shipping
$2369.72
$1974.77
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Dwyer 628-10-GH-P1-E1-S1 Pressure Transmitter
Free U.S Ground shipping
$160.52
$133.77
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Dwyer Mercoid SBLT2-15-60 Submersible Level Transmitter
Free U.S Ground shipping
$779.54
$649.62
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Dwyer Mercoid PBLT2-5-40-PU Submersible Level Transmitter
Free U.S Ground shipping
$1092.71
$910.59
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Dwyer RMB-49-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$119.88
$99.90
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Dwyer Mercoid MPCJR Advanced Duplex Pump Controller
Free U.S Ground shipping
$942.43
$785.36
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Dwyer RMA-7-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer Mercoid PBLTX-10-40-PU Submersible Level Transmitter
Free U.S Ground shipping
$1324.15
$1103.46
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Dwyer Mercoid PBLT2-10-40-PU Submersible Level Transmitter
Free U.S Ground shipping
$1092.71
$910.59
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Dwyer 628-13-GH-P1-E1-S1 Pressure Transmitter
Free U.S Ground shipping
$160.52
$133.77
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Dwyer 628-11-GH-P1-E4-S1 Pressure Transmitter
Free U.S Ground shipping
$164.12
$136.77
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Dwyer LFME-14-F2 Polycarbonate Flowmeter
Free U.S Ground shipping
$241.72
$201.43
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Dwyer Mercoid FBLT-2SC-IVPP-10-40 Submersible Level Transmitter
Free U.S Ground shipping
$1250.92
$1042.43
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Dwyer RMA-1-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer RMA-45 Water and Liquid Flow Meter
Free U.S Ground shipping
$71.39
$59.49
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Dwyer RMC-143-SSV Water and Liquid Flow Meter
Free U.S Ground shipping
$289.94
$241.62
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Dwyer RMC-121-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$289.94
$241.62
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Dwyer RMB-53-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$119.88
$99.90
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Dwyer RMA-2-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer RMA-8-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer Mercoid FSW2-CNPN-20 Mechanical Float Switch
Free U.S Ground shipping
$170.64
$142.20
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Dwyer RMB-55-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$119.88
$99.90
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Dwyer Mercoid PBLT2-10-60-PU Submersible Level Transmitter
Free U.S Ground shipping
$1182.22
$985.18
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Dwyer 628-11-GH-P1-E1-S1 Pressure Transmitter
Free U.S Ground shipping
$160.52
$133.77
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Dwyer TSWB-010 Digital Temperature/Water Level Switch
Free U.S Ground shipping
$196.54
$163.78
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Dwyer VFA-42 Visi-Float® Acrylic Flowmeter
Free U.S Ground shipping
$60.82
$50.68
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Dwyer Mercoid FSW2-DNPN-20 Mechanical Float Switch
Free U.S Ground shipping
$170.64
$142.20
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Dwyer Mercoid FSW2-DNPN-30 Mechanical Float Switch
Free U.S Ground shipping
$192.74
$160.62
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Dwyer 628-07-GH-P1-E1-S1 Pressure Transmitter
Free U.S Ground shipping
$160.52
$133.77
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Dwyer Mercoid EDAW-N1E1-05T0 Pressure Controller
Free U.S Ground shipping
$637.54
$531.28
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Dwyer Mercoid PBLT2-15-60-PU Submersible Level Transmitter
Free U.S Ground shipping
$1182.22
$985.18
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Dwyer Mercoid SBLT2-20-60 Submersible Level Transmitter
Free U.S Ground shipping
$779.54
$649.62
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Dwyer RMA-11-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer RMA-12-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer RMA-3-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$94.72
$78.93
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Dwyer RMB-57-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$119.88
$99.90
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Dwyer RMC-101-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$289.94
$241.62
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Dwyer RSV1L Pilot Solenoid Valve
Free U.S Ground shipping
$104.93
$87.44
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Dwyer WMT2-A-C-02-1 Multi-Jet Water Meter
Free U.S Ground shipping
$186.17
$155.14
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Dwyer DHC-002 Digihelic® Differential Pressure Controller
Free U.S Ground shipping
$683.18
$569.32
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Dwyer 1920-0 Compact Low Differential Pressure Switch
Free U.S Ground shipping
$133.21
$111.01
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Dwyer RMC-103-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$289.94
$241.62
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Dwyer RMC-123-SSV Air and Gas Flow Meter
Free U.S Ground shipping
$289.94
$241.62

FAQs

Q: What types of products does Dwyer Instruments manufacture?
Dwyer produces instrumentation for measuring pressure, flow, temperature, level, air velocity, and air quality in industrial, commercial, and HVAC applications.

Q: What are some of Dwyer’s most recognized products?
Well-known Dwyer products include Magnehelic differential pressure gauges, Digihelic controllers, flow meters, air velocity sensors, and Love Controls temperature controllers.

Q: Does Dwyer offer digital or smart instrumentation?
Yes. Many Dwyer instruments feature digital displays, electronic transmitters, and communication options such as Modbus or BACnet for integration with control systems.

Q: How do I select the correct Dwyer instrument for my application?
Selection depends on the variable being measured, required measurement range, environmental conditions, mounting method, and integration needs with control or monitoring systems.

Q: Where is Dwyer Instruments based?
Dwyer Instruments is headquartered in Michigan City, Indiana, and supplies measurement solutions to customers worldwide through distributors and industrial channels. 

Why Buy Dwyer Instrumentation from RSP Supply 

RSP Supply offers a comprehensive range of Dwyer instrumentation trusted for accurate measurement and reliable performance. Our catalog supports industrial, commercial, and HVAC applications with clearly specified products designed for professional use. Customers rely on RSP Supply for dependable manufacturers, detailed technical information, and instrumentation solutions that support efficient and accurate system operation.