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Surge Diverter, 20 kA Single Mode DC


  • General purpose barrier protection of 12 or 24 VDC systems and equipment
  • Large surge rating to 20 kA 8/20μs suitable for exposed DC wiring
  • Two stage protection suitable for the protection of power supply feeds
  • High series current rating of 10 A


Part Number DSD1201S12 DSD1201S24
Nominal System Voltage (Un) 12 VDC 24 VDC
Max Continuous Operating Voltage (Uc) 15 VDC 28 VDC
Nominal Discharge Current (In) 10 kA 8/20 μs
Max Discharge Current (Imax) 20 kA 8/20 μs
Voltage Protection Level (Up), L-L 30 V @ 3 kA 40 V @ 3 kA
Rated Load Current (IL) 10 A
Protection Modes Common
Technology Gas Discharge Tube (GDT)
Silicon Avalanche Diode (SAD)
Connection, Solid #10 Max
Connection, Stranded #10 Max
Loop Resistance 0.5 Ω
Mounting 35 mm top hat DIN rail
Enclosure Material UL® 94V-0 Thermoplastic
Enclosure Rating IP 20
Remote Contacts No
Terminal Torque 22 in lb Max
Temperature -40 to 176 °F
Module Width 1 M
Depth (D) 2.68"
Height (H) 3.54"
Width (W) 0.69"
Unit Weight 0.3 lb
Complies With ANSI®/IEEE® C62.41.2-2002 Cat A, Cat B, Cat C
Replacement Module DSD1201S12M DSD1201S24M

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UL, UR, cUL, cUR, cULus and cURus are registered certification marks of UL LLC.



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