The Guardian That Protects Your System Against Surge
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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/3P-PV Series

In: 20kA
Imax: 40kA

WTH-40/C/3P-PV1600

DC Power Surge Protective Device
WTH-40/C/2P-PV1000 Series

In: 5kA
Imax: 10kA

WTH-40/C/2P-PV1000


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