Part Number: The 7330F3852 rv thermostat is a single stage for rv thermostat heat/cool with an analog readout Product Function: Use 7330F3852 rv thermostat replacement can be more convenient to control your RV's air conditioner, gas or electric heat strips and fans Compatible Model: compatible with coleman mach rv thermostat, select Mach 15 Series, Mach 3 PLUS Series, Mach 1 Power Saver Series, Mach III Power Saver Series, Mach 8 Polar Cub Series, Mach 8 Series and the Roughneck Series air conditioners Easy Inatallion: The rv thermostat has 6 different wire color codes, which are easy to identify and connect when disassembling, and can be quickly installed as long as the wire harness is connected according to the corresponding color After-sales service:If you have any qustion,plase contact with us,we will give you answer within 1 work day Product Function: Use 7330F3852 rv thermostat replacement can be more convenient to control your RV's air conditioner, gas or electric heat strips and fans