The CCT-28-X Wireless Hub Controller is designed for water underfloor heating systems. It serves as a central control unit, managing boilers (via dry contact), circulating pumps, normally closed electric thermal actuators, and wireless thermostats. Based on user-set temperatures, it regulates boilers, pumps, and actuators to optimize comfort and energy efficiency. **Key Features:** - Supports up to 8 wireless thermostats - Up to 8 electrothermal actuators per zone - Power supply: 220V - Max current: 20mA - Frequency: 433MHz - Wireless range: 30m (indoor), 200m (outdoor) - Pump max power: 1000W - Pump output delay: 5min - Power recovery time: ��30min **Compatible Controls:** 1. Boilers (gas, electric, pellet, etc.) 2. Pumps 3. Normally closed actuators 4. Wireless thermostats **Wireless Thermostat Specs:** - Power: 3x1.5V AA batteries or USB-C - Temp range: 5�C95��C (��0.5��C) - Built-in air sensor - App control (Tuya/Smart Life) - Voice control support - Programmable schedules - Material: ABS+PC **Package Includes:** 1 �� Smart temperature controller *Note: Colors may vary slightly due to lighting or display settings. Size tolerance: ��1�C3cm.*