The EPH Controls CP4B is a battery-operated digital programmable thermostat for a single heating zone. Featuring OpenTherm®, Optimum Start, TPI, and On/Off modes, it provides precise and energy-efficient control, fully Boiler Plus compliant for modern heating systems.
The EPH Controls CP4M is a mains-operated OpenTherm® programmable thermostat, delivering accurate and efficient heating control. Operating at 230Vac, 50Hz, it is ideal for domestic and commercial heating systems seeking energy efficiency and reliable performance.