King Electric

Smart Heating Solutions

Smart Heating Solutions

Line Voltage Thermostats

Home » Products » Thermostats » Line Voltage Thermostats

Take Control of Your Comfort.

Choose from our complete line of line voltage thermostats.
For use with electric fan-forced wall heaters, baseboard heaters, radiant heaters and cove heaters.

  • Model KRF-B-KIT

    • thermalink multi-system wireless kit
    • 24V RF Heat Pump Thermostat With Line Voltage Electric Heat Relay
    • 24V Stat /24V HVAC Relay | 120, 208, 240 volts / 20 Amp E. Heat Relay
    Click for Information

    Wireless RF heat pump thermostat kit designed for heat pumps with electric backup heat. Includes a 7-day programmable thermostat, a 120/240V 20A electric heat relay, and a 24V heat pump relay.

  • Model KRF-HEAT-KIT

    • thermalink wireless for electric heaters
    • 24V RF Thermostat With Line Voltage Electric Heat Relay
    • 24V Stat | 120, 208, 240 volts / 20 Amp E. Heat Relay
    Click for Information

    24-volt RF wireless thermostat platform designed to control electric resistance heaters. Includes a 7-day programmable thermostat and a 120/240V 20A electric heat relay.

  • MODEL HOOT WIFI - WHITE

    • wifi programmable thermostat
    • with smartphone app
    • 120, 208, 240 volts / 16 amps
    Click for Information

    Wifi enabled thermostat with smart phone app. Programmable with Hoot Android and iOS App.

  • MODEL HOOT WIFI - BLACK

    • wifi programmable thermostat
    • with smartphone app
    • 120, 208, 240 volts / 16 amps
    Click for Information

    Wifi enabled thermostat with smart phone app. Programmable with Hoot Android and iOS App.

  • MODEL K302PE

    • programmable thermostat
    • touch sensitive buttons
    • 120, 208, 240 volt 15 Amp
    Click for Information

    Providing highly accurate temperature control of line voltage electric heaters. Compatible with the K312RELAY for heating applications exceeding 15A.

  • MODEL K322E

    • electronic non programmable
    • touch sensitive buttons
    • 120, 208, 240 volt 15 Amp
    Click for Information

    Providing highly accurate temperature control of line voltage electric heaters. Compatible with the K312RELAY for heating applications exceeding 15A.

  • MODEL K312RELAY

    • slave relay unit for K302PE & K322E
    • Up to 10 relays per master
    • receives signal sent by K302PE & K322E
    Click for Information

    Links with K302PE & K322E to provide single control of larger heated areas when load exceeds 15A. Receives signal sent by master thermostat & activates heat when required.

  • MODEL ESP MAX22

    • programmable
    • 120, 208, 240 volts / 22 amps
    • range: 44°F to 95°F (7°C to 35°C)
    Click for Information

    Offering "Best In Class" 22Amp Max Rating for larger heating circuits. Seven individual day programmability; four time and temperature settings. 3 wire, line powered.

  • MODEL ES MAX22

    • non programmable
    • 208, 240 volts / 22 amps
    • range: 40°F to 95°F (4°C to 35°C)
    Click for Information

    Offering "Best In Class" 22Amp Max Rating for larger heating circuits. Simple Up & Down Temperature Selection. Large back-lit display.

  • MODEL K702E-2 SIMPLSTAT

    • electronic thermostat
    • 120, 208, 240 volts / 16 amps
    • range: 41°F to 95°F (5°C to 35°C)
    Click for Information

    No programming needed. 3 personalized presets. Oversized buttons.

  • AUTONOMOUS DUAL TIMED

    • dual timed stat
    • 120, 208, 240 volts / 16 amps
    • range: 55°F to 74°F (5°C to 24°C)
    Click for Information

    Ideal for building managers. Tenant sets room temp. After 2 hrs automatically sets back to 62ºF. After 48 hours of inactivity it sets back to 55ºF.

  • MODEL WR WINDOW WATCHER

    • non programmable
    • 120, 208, 240 volts / 16 amps
    • range 40° to 75°F (4° to 24°C)
    Click for Information

    Designed to reinforce positive energy habits while limiting landlord energy expenses. Non Programmable.

  • MODEL WRP WINDOW WATCHER

    • programmable
    • 120 volts / 16 amps
    • range 40° to 75°F (4° to 24°C)
    Click for Information

    Designed to reinforce positive energy habits while limiting landlord energy expenses. 7 day programmable.

  • WR WINDOW WATCHER KIT

    • non programmable
    • 120, 208, 240 volts / 16 amps
    • range 40° to 75°F (4° to 24°C)
    Click for Information

    Kit includes everything need to setup and install the system in minutes. Designed to reinforce positive energy habits while limiting landlord energy expenses. Non programmable.

  • WRP WINDOW WATCHER KIT

    • programmable
    • 120, 208, 240 volts / 16 amps
    • range 40° to 75°F (4° to 24°C)
    Click for Information

    Kit includes everything need to setup and install the system in minutes. Designed to reinforce positive energy habits while limiting landlord energy expenses. 7 day programmable.

  • MODEL HP30

    • 2-circuit
    • 120, 208, 240 volts / 16 amps per pole
    • range 40° to 93°F (4° to 34°C)
    Click for Information

    Designed to be used when 2 independent heating circuits are needed for heating one large room. Programmable.

  • MODEL K101

    • single pole mechanical
    • 120, 208, 240, 277 volt / 25 amps
    • range 41° to 90°F
    Click for Information

    The K101 thermostat has a larger, more sensitive, bi-metal sensor that improves temperature accuracy to +3° F.

  • MODEL K102

    • double pole mechanical
    • 120, 208, 240, 277 volt / 25 amps
    • range 41° to 90°F
    Click for Information

    The K102 thermostat has a larger, more sensitive, bi-metal sensor that improves temperature accuracy to +3° F.

  • MODEL K101-C

    • single pole cooling
    • 120, 208, 240, 277 volt / 25 amps
    • range 41° to 90°F
    Click for Information

    The K101-C thermostat has a larger, more sensitive, bi-metal sensor that improves temperature accuracy to +3° F.