1、Manual Key Start: BC501K is a manual generator control module, which controls the engine through the key on the panel. 2、Control the Start and Stop: This controller is used to control the start and stop of the engine, and display the engine fault status. 3、LED Screeen: When the engine has a fault, the cause of the fault will be displayed through the LED and the engine will be automatically stopped. 4、Voltage Drop at Startup: The voltage can be automatically maintained at startup, which can make the built in battery unnecessary. 5、Protection Function: High water temperature, low oil pressure, auxiliary parking, and overspeed protection, charging failure alarm. Item Type: Generator Set Controller Material: ABS Model: 501K-STM8 Purpose: Generator set controller Basic Parameters: Generator Input Frequency: 50-60 Hz at rated engine speed Magnetic Speed Sensor Signal Amplitude Input Range: 0.5 V ~+/-80 V Magnetic Speed Sensor Signal Frequency Input Range: 2300Hz~ 6000 Hz (at rated engine speed) 1 x Generator Set Controller 2 x Bracket 2 x Key 1 x Manual