The Tomzn 2P 2-in-1 AC Over Voltage and Under Voltage Protector is a versatile and reliable two-pole protection device designed to safeguard your electrical systems from dangerous voltage fluctuations. Ideal for residential, commercial, and industrial applications, this unit provides triple protection by automatically disconnecting the circuit in case of overvoltage, undervoltage, or overload. It helps prevent damage to sensitive equipment such as HVAC systems, industrial machinery, and commercial appliances. The device is easy to install on DIN rails, fits standard distribution boards, and supports dual-phase AC circuits. Whether you’re protecting home appliances or mission-critical industrial equipment, this protector ensures stable operation and peace of mind.


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