The V212H0J4-6Z900-1XX-XPRG1 is a sealed, plug-in automotive switch manufactured by Carling Technologies. It is a momentary, single-pole, double-throw (SPDT) switch designed to control the flow of electrical current in a vehicle. It is typically used to activate or deactivate a device such as a fuel pump, radio, air conditioning, or other automotive feature. The switch is rated at 20 amps up to 28 volts and features a black plastic housing, a red rocker actuator, and 2 male spade terminals for connection to the vehicle’s wiring system.