The EPH Controls CP4M is a mains-powered digital programmable room thermostat designed to control a single heating zone. It supports OpenTherm, Optimum Start, TPI and On/Off control modes, offering flexible heating control for compatible boiler systems.
Operating on a 230V AC power supply, the CP4M is designed to fit an industry-standard six-pin backplate. Its programmable functionality allows heating control to be tailored to your routine, while the adjustable switching differential provides flexibility when configuring the thermostat for your heating system.
The CP4M is Boiler Plus compliant and supports OpenTherm control when connected to a compatible boiler.