Transtector DC Line Surge Protection

Transtector DC line surge protection devices are engineered to protect sensitive DC power and low-frequency data circuits from transient overvoltage events. These products are widely used in telecommunications, industrial control systems, utility infrastructure, and wireless applications where uninterrupted DC power is critical. RSP Supply offers a broad selection of Transtector DC surge protectors designed to support reliable system performance across a variety of mounting and installation requirements.

Unlike AC systems, direct current operates at a constant voltage, which increases the risk of sustained arcing during surge events. DC surge protection devices must therefore incorporate specialized arc-extinguishing and suppression technologies. Transtector products utilize Silicon Avalanche Suppression Diode (SASD) technology to provide fast, repeatable response to transient surges while maintaining low let-through voltage. Available mounting options include DIN rail, panel, rack, ARR terminal, DC circuit breaker, and tower-top configurations to support flexible system design.

Transtector DC surge protection solutions are available in multiple series to address specific application needs. DIN rail-mounted options with replaceable suppression modules offer visual and remote status indication for simplified maintenance. Hazardous location-rated models provide bidirectional protection for critical signal lines, while tower-top and outdoor-rated units protect DC-powered antenna systems from lightning-induced surges. When combined with proper grounding and tiered surge protection strategies, these devices help minimize downtime and extend equipment life.

Found 51 items
Normally In Stock
Transtector DRDC 24 DC Line Surge Protector (1101-680)
Free U.S Ground shipping
$654.95
$545.79
Normally In Stock
Transtector DRDC 12 DC Line Surge Protector (1101-679)
Free U.S Ground shipping
$540.17
$450.14
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Transtector FSP 8002 MC DC Line Surge Protector (1101-849)
Free U.S Ground shipping
$514.67
$428.89
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Transtector I2R IEP 24-5 DC Line Surge Protector (1104-11-001)
Free U.S Ground shipping
$403.38
$336.15
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Transtector DCOD 48-2.5 DC Line Surge Protector (1101-1025)
Free U.S Ground shipping
$637.56
$531.30
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Transtector DC Defender 48-5 DC Line Surge Protector (1101-1110)
Free U.S Ground shipping
$489.17
$407.64
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Transtector I2R IEP 48-5 DC Line Surge Protector (1104-11-002)
Free U.S Ground shipping
$426.56
$355.47
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Transtector I2R ICP 24VDC DC Line Surge Protector (1101-625)
Free U.S Ground shipping
$507.71
$423.09
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Transtector CPX DC Defender 48-5 DC Line Surge Protector (1000-1405)
Free U.S Ground shipping
$496.12
$413.43
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Transtector 3DC48-20 DC Line Surge Protector (1101-1014)
Free U.S Ground shipping
$678.13
$565.11
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Transtector DRDC 48 DC Line Surge Protector (1101-681)
Free U.S Ground shipping
$454.39
$378.66
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Transtector I2R SA 48 3-40 DC Line Surge Protector (1104-11-005)
Free U.S Ground shipping
$549.44
$457.87
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Transtector I2R SPV300 3-40 DC Line Surge Protector (1104-11-103)
Free U.S Ground shipping
$361.66
$301.38
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Transtector I2R ICP 12VDC DC Line Surge Protector (1101-624)
Free U.S Ground shipping
$414.97
$345.81
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Transtector I2R SPV100 3-40 DC Line Surge Protector (1104-11-105)
Free U.S Ground shipping
$340.79
$283.99
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Transtector E3PM HT S30 DC Line Surge Protector (HT-DO-E3PM-283)
Free U.S Ground shipping
$8033.26
$6694.38
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Transtector 1104-16-100-1 - I2R DTA Module
$292.10
$243.42
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Transtector I2R IEP 12-5 DC Line Surge Protector (1104-11-000)
Free U.S Ground shipping
$398.75
$332.29
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Transtector 1101-764 - SXRR 120V
$301.38
$251.15
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Transtector 1102-014-17 - I2R SA500-40
$660.74
$550.62
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Transtector 3DC48-32 DC Line Surge Protector (1101-1130)
Free U.S Ground shipping
$759.28
$632.73
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Transtector I2R DSA DC Line Surge Protector (1101-1157)
Free U.S Ground shipping
$886.79
$738.99
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Transtector 3600-105 - I2R DTA Fuse, 80A
$9.49
$7.91
Normally In Stock
Transtector RRPA-DTA AC Surge Protector - 48 VDC
$1425.82
$1188.18
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Transtector E3PM HT S100 DC Line Surge Protector (HT-DO-E3PM-2810)
Free U.S Ground shipping
$6619.03
$5515.86
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Transtector 1000-1391 - PCB DC DEFENDER 48-5
$252.68
$210.57
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Transtector 1000-864 - I2R 48V SASD Module
$331.51
$276.26
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Transtector 1101-1082 - SXRR T50
$264.28
$220.23
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Transtector CPX DC Defender 24 DC Line Surge Protector (1000-1464)
Free U.S Ground shipping
$336.16
$280.13
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Transtector I2R SPV200 3-40 DC Line Surge Protector (1104-11-104)
Free U.S Ground shipping
$292.10
$243.42
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Transtector DRI 120 DC Line Surge Protector (1101-870)
Free U.S Ground shipping
$380.20
$316.83
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Transtector I2R SA 48-40 DC Line Surge Protector (1102-014-38-2)
Free U.S Ground shipping
$299.05
$249.21
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Transtector I2R SPV600 3-40 DC Line Surge Protector (1104-11-100)
Free U.S Ground shipping
$273.55
$227.96
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Transtector I2R SPV1000 3-40 DC Line Surge Protector (1104-11-101)
Free U.S Ground shipping
$361.66
$301.38
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Transtector CB-48-RD-DW DC Line Surge Protector (1101-686)
Free U.S Ground shipping
$956.34
$796.95
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Transtector SXRR-50 V DC Line Surge Protector (1101-707)
Free U.S Ground shipping
$306.01
$255.01
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Transtector DRDC 70 DC Line Surge Protector (1101-724)
Free U.S Ground shipping
$396.43
$330.36
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Transtector I2R ICP 48 VDC DC Line Surge Protector (1101-626)
Free U.S Ground shipping
$414.97
$345.81
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Transtector DRDC 7 DC Line Surge Protector (1101-678)
Free U.S Ground shipping
$329.20
$274.33
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Transtector CB 48-RD DC Line Surge Protector (1101-511)
Free U.S Ground shipping
$996.91
$830.76
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Transtector CB 24 RD DC Line Surge Protector (1101-548)
Free U.S Ground shipping
$565.67
$471.39
Normally In Stock
Transtector DCOD 24-5 DC Line Surge Protector (1101-1026)
Free U.S Ground shipping
$741.89
$618.24

FAQs

Q: What is DC line surge protection?
DC line surge protection devices are designed to protect direct current power and data circuits from transient overvoltages caused by lightning, switching events, or electrical disturbances.

Q: Why is DC surge protection different from AC surge protection?
Because DC voltage is constant, arcing can be more severe during surge events. DC surge protectors require specialized designs to safely extinguish arcs and control fault energy.

Q: What is SASD technology?
Silicon Avalanche Suppression Diode (SASD) technology provides fast-acting, repeatable surge suppression with low clamping voltage, making it well suited for sensitive DC circuits.

Q: What mounting options are available for Transtector DC surge protectors?
Common mounting options include DIN rail, panel mount, rack mount, ARR terminals, DC circuit breaker integration, and tower-top or outdoor enclosures.

Q: What causes DC power surges?
Common causes include lightning strikes, switching of motors or transformers, power interruptions, and certain user operations such as opening breakers or starting equipment.

Why Buy Transtector DC Line Surge Protection from RSP Supply

RSP Supply offers a comprehensive selection of Transtector DC line surge protection products designed for industrial, telecommunications, and infrastructure applications. Our solutions support multiple mounting configurations and are selected to meet demanding electrical and environmental requirements. Customers rely on RSP Supply for technically accurate surge protection components that align with proven grounding and system protection practices.