This measures how much energy the device can absorb before it fails.
A quality protector should react in under one nanosecond . 2. Key Features to Look For Surge Protector Buying Guide - Eaton
High-level protection for sensitive electronics like gaming PCs and home theaters.
This is the voltage level that triggers the protector to start diverting power. Lower is better. Look for a rating around 330V to 400V .
Buying a surge protector involves looking past the number of outlets to technical specs that determine how well it will actually shield your electronics. While basic power strips simply add outlets, true surge protectors use components like Metal Oxide Varistors (MOVs) to divert dangerous voltage spikes away from your gear. 1. Essential Technical Specifications