TOWO SM-SM10 2P 63A WiFi Over-Under Voltage Protector With Bidirectional PV Energy Metering

TOWO SM-SM10 2P 63A WiFi over-under voltage protector is specially designed for residential solar PV systems, featuring Class I high-precision bidirectional PV energy metering to track solar generation and grid power import/export hourly and yearly. It delivers 7-in-1 full safety protection including overvoltage, undervoltage, overcurrent, leakage and over-temperature guard, built with automatic reclosing and prepayment metering functions. Supported by WiFi+Bluetooth dual wireless communication, it enables mobile APP remote switching, multi-mode timing and voice control with Alexa & Google Home, standard DIN rail mounting for easy installation in household solar distribution boxes.