Navigation Menu New

Access My Account, Order History, Lists and more here.

Hardwire Surge Protection Devices

204 products
Hardwire surge protective devices (SPDs) detect and limit transient voltages and power surges that can damage equipment connected to power and signal lines. They're used in industrial, commercial, and residential applications such as power distribution, lighting circuits, appliances, and motor controllers. Internal mount SPDs are mounted inside electrical panels. External mount SPDs are installed outside panels.