Protect your home or office appliances with Equipower Mainline Voltage Protector. Designed for electrical fire & surge protection, it withstands 440V for 24 hours, auto-cuts supply beyond 270V, and restores safely with delay. Features surge absorption up to 40kA, under/over-voltage cutoff, and LED status indicators. Available in 1Ph/3Ph models from 16A to 160A.