Color: Hgm420n Model: HGM420N Overview A compact metering and control controller that combines LCD and LED displays for clear monitoring of operating status, fault conditions and metering. Constructed from durable ABS material and designed for pushbutton operation, it supports multiple alternator configurations and provides programmable interfaces for flexible system integration. Key benefits Integrated metering and control: Builtin measurement and protection features reduce the need for separate instruments and simplify panel wiring. Clear status and fault visibility: Backlit 132 x 64 screen plus LED indicators make readings and alarms easy to read in varied lighting conditions. Multilingual, userfriendly interface: Selectable language support improves usability across installations with Chinese, English, Spanish, Turkish, Russian and French options. Flexible compatibility: Supports a wide range of AC wiring configurations and alternator voltages, making it adaptable to many generator and alternator setups. Robust operation: Wide DC supply range and broad operating temperature range allow reliable use in demanding environments. Durable construction: ABS housing provides longlasting protection for internal electronics. Key specifications Screen display: 132 x 64 with backlight; pushbutton operation Language interface: Chinese, English, Spanish, Turkish, Russian, French Digital inputs: 4 Relay outputs: 6 A+M+F : YES AC supported: 1P2W / 2P3W / 3P3W / 3P4W Alternator voltage: (15360)V(phN) Alternator frequency: 50/60Hz kW and amp detecting and display: YES Programmable interface: U+S+B DC supply: DC(835)V Operating temperature: 25 to +70 Material: ABS What this product solves Consolidates metering, protection and control into a single module to reduce panel complexity and installation time. Provides clear, multilingual readouts and pushbutton controls so technicians can diagnose and respond to issues faster. Adapts to multiple alternator types and voltage ranges, reducing the need for modelspecific controllers across different systems. Typical applications Generator control panels for standby and prime power systems Alternator monitoring and protection in industrial or commercial electrical installations Backup power installations for telecom, data centers or critical infrastructure What to expect Reliable monitoring and control functionality, straightforward setup with programmable interfaces, and clear fault and status indication for improved system visibility and maintainability.