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The ITSDC-DIN Series is your best option for a compact, Din Rail mounted surge protection device. This design utilizes gas discharge tubes, a resistor network, and high energy diode blocks to offer superior low voltage protection.

This product also incorporates a modular design. With our ITSDC-DIN Series, you are able to replace a failed module without the need to remove system wiring.

Download Specifications Sheet (PDF}


Operating Voltage Model #ITS12DC-DIN: 12 VDC
Model #ITS24DC-DIN: 24 VDC
Maximum Continuous Operating Voltage Model #ITS12DC-DIN: 15 VDC
Model #ITS24DC-DIN: 28 VDC
Rated Load Current 1 A
Maximum Discharge Current 20kA
Response Time <1 ns
Series Resistance 1.6-2.0 Ohm
Temperature Range -40°C to +80°C
Wire Size (max) 12 AWG
Mounting Snaps to 35mm Rail
Weight Total 0.15 lb
Replacement Module 0.07 lb
Limited Warranty 2 Years


  • Modular Design
  • 35mm Din Rail Mount
  • High Energy GDT and Diode Block Design
  • Thermally Protected
  • Immediately Self-Restores After Each Surge
  • UL 497B 4th Edition