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CTSPD（Surge Protective Device）AccessoriesNon-contact Meter Relays
Discontinued
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WPD Series (SPD)

Offering a range of SPDs for signal, communication, and power lines. High-spec discharge capacity effectively protects against lightning surge damage.
See Product Lineup
WPD-SEN
3-wire Signal Line SPD (Surge Protective Device)
Spec: Download(PDF)
WPD-PWR
Power Line SPD (Surge Protective Device)
Spec: Download(PDF)
WPD-485
RS-485 SPD (Surge Protective Device)
Spec: Download(PDF)
WPD-A20
Signal Line SPD (Surge Protective Device)
Spec: Download(PDF)
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