DC Power Surge Protective Device


DIN Rail mount
Field replaceable phase modules
Finger-safe design – IP20 rating
Built-in visual status indicator Remote indicator with 3 pin COM/NO/NC contacts
Easy installation or retrofit
Fail-safe / self-protected design
Small footprint

Product List

DC Power Surge Protective Device
WTH-40/C/R/1P...DC Series

In: 2.5kA
Imax: 5kA
Response Time: 1ns
DC Low Voltage

WTH-40/C/R/1P-D24
WTH-40/C/R/1P-D48

DC Power Surge Protective Device
WTH-40/C/R/3P...DC Series

In: 20kA
Imax: 40kA
DC High Voltage

WTH-40/C/R/3P-DC750
WTH-40/C/R/3P-DC1000
WTH-40/C/R/3P-DC1500

DC Power Surge Protective Device
WTH-10/DC Series

In: 5kA
Imax: 10kA

WTH-10/DC24
WTH-10/DC48

AC Power Surge Protective Device
WTH-SG/TD

WTH-SG/TD
up to 48VDC

WTH-SG/TD


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