220V 110V Adjustable Over Under Voltage Protector 50/60Hz 63A Solar photovoltaic Inverter Lower Voltage Current Meter Relay (110V-127V)

The NanQue NQVPD2J-63 Adjustable Over/Under Voltage Protector is a reliable solution for safeguarding your electrical equipment from damaging voltage fluctuations. Compatible with both 220V and 110V systems and supporting 50/60Hz frequencies, this versatile device is well-suited for a wide range of applications, including solar photovoltaic inverters. Rated for up to 63A, it handles heavy-duty power demands with ease. The built-in dual LED displays provide real-time voltage and current readings at a glance, while the OV and UV indicator lights alert you instantly to over-voltage or under-voltage conditions. When unsafe thresholds are detected, the unit automatically disconnects power to protect your connected equipment. Simple SET, INQ, and RES buttons make threshold adjustments and resets straightforward. Designed for standard DIN rail mounting, the compact unit measures approximately 36mm x 85mm x 67mm and weighs just 50 grams, making it easy to fit into existing electrical panels. Whether you are managing a solar energy system or protecting household appliances, this voltage protector relay delivers dependable, real-time power monitoring and automatic protection.

• OVER/UNDER VOLTAGE PROTECTION: Automatically disconnects power when voltage levels exceed or fall below safe thresholds, safeguarding connected equipment from damage.
• WIDE COMPATIBILITY: Supports both 220V and 110V systems at 50/60Hz frequencies, making it suitable for a broad range of residential and solar photovoltaic inverter applications.
• HIGH CURRENT RATING: Rated for up to 63A, this voltage protector relay handles heavy-duty electrical loads with a current adjustment range of 1–63A.
• DUAL DIGITAL DISPLAY: Features two built-in LED displays for real-time monitoring of both voltage (V) and current (A), with OV, UV, and OA indicator lights for instant status alerts.
• COMPACT DIMENSIONS: DIN rail-mountable unit measures 36mm x 85mm x 67mm and weighs just 1.76 oz, allowing easy installation in standard electrical panels.