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Environmental & Combustion Controls
T812B1001
Premier White 1 Heat Stage Thermostat with W,R terminals for 12 Vdc 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 12 Vdc control of heating only systems
Application Heat Only
Mounting Square
Color Premier White®
Stages 1 Heat
Terminal Designations W, R
Switch Positions (System) Positive Off
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
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
Operating Humidity Range (% RH) 5 to 90% RH
Voltage 12 Vdc

Literature and other Resources Download Back To Top
Product Data - (T8121A, T8121B, T8121C, T8132A, T8132B, T8132C Programmable Thermostats)
Installation Instructions - (T812, TS812 Thermostats - English, Spanish, French)
Installation Instructions - (50005625-001, T812 Cover Plate Assembly - English, French, Spanish)
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Product Accessories
50005625-001 - Premier White® Cover Plate Assembly 4 3/4 in. (120 mm) x 4 3/4 in. (120 mm)