A surge current rating refers to the product’s ability to withstand a surge, not its ability to provide protection. In any case, the assumption that an SPD can handle the kind of power it would ...

Most surge protectors fail quietly. They don’t spark, smoke, or give you any dramatic warning. They simply stop protecting your devices – and you’d never know it. Nearly every home today has ...

While 80% of surges originate internally from normal operations like motor starts and VFD inverter operation, external causes like lightning and utility switching also demand industrial-grade surge ...

A. Except as permitted by Sec. 240.21(A) through (H), overcurrent devices must be placed at the point where the branch-circuit or feeder conductors receive their power. Taps and transformer secondary ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman is a writer focused on batteries and charging ...

The Austere VII Series 8-outlet surge protector is a thing of beauty, and its USB charging ports—particularly its 45-watt USB-C PD port—are supremely handy. But you’ll pay dearly for it. The Austere ...

Why a gas-discharge tube is an important component for overvoltage protection. The history of spark gaps—predecessors to GDTs—includes a role in famous movies. How a new, compact, surface-mount GDT ...