Single Phase Dual Display Over Under Voltage Protector

The Single Phase Dual Display Over Under Voltage Protector from Zhejiang Chenhai Electric offers comprehensive electrical safety with power‑on delay, overvoltage protection, undervoltage protection, overcurrent protection, and adjustable delays for over/under voltage and overcurrent. Rated at 63A and 50‑500V, it is ideal for residential, commercial, and light industrial applications. The built‑in dual display shows real‑time voltage, current, and accumulated energy (kWh), allowing users to monitor power quality at a glance. DIN rail mounting and compact dimensions (87×39×68 mm) enable easy installation in distribution boxes. This protector automatically disconnects the load when voltage or current exceeds safe limits, then reconnects after a preset delay when conditions normalize. It effectively prevents damage to sensitive equipment such as air conditioners, refrigerators, pumps, and industrial controls. For complete electrical system protection, use it alongside Circuit Breakers to h…