8-Channel Thermostat Hub Controller — LCD Valve Box for 8 Sub-Chambers, NO/NC Actuators, Gas Boiler Concentrator, Energy Saving

Overview: Central hub controller designed to manage 8 sub-chamber electric valves with LCD indication. Suited for use with gas boilers and NC/NO actuators as a concentrator to improve system efficiency and protect equipment. Technical specifications: - Relay output max current: 5A - Ambient temperature: -20 ~ 60 - Storage temperature: -20 ~ 70 - Dimension: 200mm X 100mm X 34mm - Color: White - Actuator type: NO/NC Installation & safety notes: - Please cut off main power supply during thermostat installation, taking down, cleaning or maintenance. - Please read user manual carefully before thermostat installation and operating strictly according to user manual. - Installation for professionals only. - Wire connecting shall conform to local standard. - Operating according to user manual. Key advantages: 1. Simple power hookup: only a main supply must be reserved at the manifold; a single three-wire cable connects to the thermostats, avoiding complex mains rewiring. 2. Clear wiring: connections are made by matching wire colors for straightforward setup. 3. Easy upkeep: the wiring layout is tidy and accessible for later maintenance. 4. Boiler and pump protection: built-in time-delay logic ensures boiler and pump are switched on only after a valve is fully opened and turned off when target temperature is reached — improving energy efficiency. 5. Extended equipment life: by starting the boiler and pump at appropriate temperatures and reducing unnecessary run time, the controller helps lengthen their service life. Related products: wifi thermostat, thermostat, thermostat for house, smart thermostat, smart thermostats for home, ac thermostats for home, digital thermostat