EPH Wired Battery Operated Digital Single Zone Programmable Room Thermostat CP4B

EPH Controls

The EPH OpenTherm® Battery Operated Programmable Thermostat delivers precision temperature control engineered for single-zone heating systems. This digital thermostat features OpenTherm® compatibility alongside advanced control modes including Optimum Start, TPI and On/Off functionality. Boiler Plus Compliant for regulatory adherence, the unit operates on two AA batteries and requires only two switching cables for streamlined installation. The adjustable switching differential from 0 to 1.0°C enables fine-tuned temperature regulation across a 5-35°C operational range. The SPDT contact type and 8(3.5)A switch rating ensure reliable performance across residential and light commercial heating applications. IP20 rating provides protection against solid objects in standard indoor environments. Features & Benefits: OpenTherm® compatibility with Optimum Start, TPI and On/Off control modes for comprehensive heating management. Battery powered operation using 2 x AA batteries eliminating mains wiring requirements. Boiler Plus Compliant for regulatory compliance in heating system installations. Suitable for residential homes, apartments and light commercial spaces requiring single-zone heating control. Adjustable switching differential: 0-1.0°C. Temperature Range: 5-35°C. Switch Rating: 8(3.5)A. Contact Type: SPDT. IP Rating: IP20.