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Environmental & Combustion Controls
T812A1002
Premier White 1 Heat Stage Thermostat with W,R terminals for 24 volt control of heating only systems

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Overview
Mechanical thermostats provide control of 24 Vac heat/cool or heat only systems. Models available for 12 Vdc and 750 mV.

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Features

• Snap-acting bimetal switch uses no mercury and does not require leveling.
• Models available for 12 Vdc (T812B) and 750 mV (TS812).
• Includes dealer logo pocket.
Product Specifications  Back To Top
Description Premier White 1 Heat Stage Thermostat with W,R terminals for 24 volt control of heating only systems
Application Heat Only
Mounting Square
Color Premier White®
Stages 1 Heat
Terminal Designations W, R
Switch Type Snap action
Switching Action SPST
Accuracy (F) ±3 F
Accuracy (C) ±1.5 C
Dimensions (in.) 3 1/8 in. high x 3 1/8 in. wide x 7/8 in. deep
Dimensions (mm) 79 mm high x 79 mm wide x 23 mm deep
Setting Temperature Range (F) 45 to 95
Setting Temperature Range (C) 7 to 35
Electrical Ratings 18 to 30 Vac
Heat Current 1.0A running, 2.5A inrush at 24 Vac
Fan Current 1.0A running, 5A inrush at 24 Vac
Sensor Element Bimetal
Ambient Temperature Range (F) 45 F to 95 F
Ambient Temperature Range (C) 7 C to 35 C
Operating Humidity Range (% RH) 5 to 90% RH
Voltage 20 to 30 Vac

Literature and other Resources Download Back To Top
Installation Instructions - (T812 Cover Plate Assembly - English, French, Spanish)
Installation Instructions - (T812 Thermostats - English, Spanish, French)
Product Data - (T8121A Programmable Thermostats)
T812 TS812 24 V Thermostat Main(Photo_BW - Web Quality Image)
T812 TS812 24 V Thermostat Main(Photo_BW - Print Quality Image)
T812 TS812 24 Volt Thermostat Main(Photo_Color - Web Quality Image)
T812 TS812 24 Volt Thermostat Main(Photo_Color - Print Quality Image)
T812 TS812 24 Volt Thermostat Main(Photo_BW - Web Quality Image)
T812 TS812 24 Volt Thermostat Main(Photo_BW - Print Quality Image)
T812 TS812 24 Volt Thermostat Main(Photo_Color - Web Quality Image)
T812 TS812 24 Volt Thermostat Main(Photo_Color - Print Quality Image)
T812 TS812 24V Thermostats Front(Photo_BW - Web Quality Image)
T812 TS812 24V Thermostats Front(Photo_BW - Print Quality Image)
T812 TS812 24V Thermostats Front(Photo_Color - Web Quality Image)
T812 TS812 24V Thermostats Front(Photo_Color - Print Quality Image)
Thermostat Wiring(LineArt)
Thermostat Wiring(LineArt - Web Quality Image)
Thermostat Wiring(LineArt)
Thermostat Wiring(LineArt - Web Quality Image)
Thermostat Wiring(LineArt)
Thermostat Wiring(LineArt - Web Quality Image)
Thermostat Wiring(LineArt)
Thermostat Wiring(LineArt - Web Quality Image)
Thermostat Wiring(LineArt)
Thermostat Wiring(LineArt - Web Quality Image)
Thermostat Wiring(LineArt)
Thermostat Wiring(LineArt - Web Quality Image)
programmable thermostat Installation(LineArt)
programmable thermostat Installation(LineArt - Web Quality Image)
Thermostats Installation(LineArt)
Thermostats Installation(LineArt - Web Quality Image)
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