No C Wire Options
Compare no-C-wire smart thermostats by power method: included adapters and extenders, battery power, and the line-voltage systems to rule out.
nVent Nuheat Signature WiFi-enabled 7-day programmable scheduling
Honeywell Home S200 Up to 3H/2C heat pump and 2H/2C conventional
Thermostatic Radiator Valve with LCD Display Zigbee 3.0 technology for smart home integration
Smart Thermostat with Nightlight Compatible with 90% of 24V AC systems
Smart Thermostat for Pilot Wire Heating Radiator White App remote control via MOES app