The Heatmiser UH8-N is our 8 zone underfloor heating wiring centre designed to be used with our 12v thermostats. The UH8-N offers the following functionality; •Central wiring to up to 8 zone actuators•Output for under-floor heating valve and pump activated when any thermostat calls for heat •Works with our 12v thermostats.•Output for a single radiator zone •Output for domestic hot water•Low voltage wiring to thermostats. •Actuator outputs: 240V•DIN Rail Mounting