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The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc. www.johnsoncontrols.com
R-68
T22/T25/T26 Series Line Voltage Wall Thermostat (Heating, Cooling, or
Heating and Cooling) (Continued)
Multi-Stage Electromechanical Temperature Controls
Selection Chart
Product Code
Number
1
1. For the thermostat guard, refer to G Series Thermostat and Humidistat Guards (LIT-1922145).
Type of
Adjustment
Application Selector
Switch
Differential Approximately C° (F°) Shipping
Wt. (lb)
Heating Cooling
Heating
T22AAA-1C Knob Single-Pole, Single-Throw (SPST) Off-Auto 1-3/4 (1) 1.3
T22ABC-1C Auto-Off-Fan
T22ABC-3C Concealed
T22BBC-1C Knob SPST, medium duty 3 (1.7)
T22CBC-1C SPST, heavy duty
T22CBC-3C Concealed
T26A-14C
(No Thermometer)
Knob SPST, Energy Conservation Heating
model, max. setting 75°F (24°C)
None 2 (1.1) 1.0
T26A-15C
(No Thermometer)
SPST, Energy Conservation Heating
model, max. setting 65°F (18°C)
Cooling
T22JAA-1C Knob SPST Off-Auto 2-1/4 (1.3) 1.3
T22JCC-1C Auto-Off-Fan
T26J-7C
(No Thermometer)
SPST, Energy Conservation Cooling
model, min. setting 75°F (24°C)
None
T26J-9C
(No Thermometer)
SPST, Energy Conservation Cooling
model, min. setting 78°F (26°C)
2 (1.1) 1.0
Heating and Cooling
T22SDA-1C Knob Single-Pole, Double-Throw (SPDT),
permits system shutdown
at the thermostat
Off-Auto 1-3/4 (1) 2-1/4 (1.3) 1.3
T22SEB-1C SPDT, used when the same device
controls heating and cooling
Heat-Off-Cool
T22SFB-1C
2
2. Can also be used where one unit provides both heating and cooling by adding a jumper between terminals 2 and 3. Refer to Typical Wiring Diagram and
Electrical Ratings for Line Voltage Thermostats (LIT-1922600).
SPDT, used to control separate
loads on heating and cooling
T22TFB-1C
2
SPDT, heavy duty, used to control
separate loads on heating and cooling
3 (1.7) 3 to 4 (1.7 to 2.2)
T26S-18C
3
3. Includes a faceplate for horizontal mounting. The plate is for on-the-job installation over a vertical plate.
Can field-convert to other configurations.
The T26S-18 is a universal replacement for Honeywell T451A, -B, T651A; White-Rodgers 179-1, 180-1, 181-1, 182-101, -102; Robertshaw® TA500, TH71,
-72, -79, -500, TX550.
T26T-3 replaces: Honeywell T4051A, -B, T6051A; White-Rodgers 151-6, 152-9, 159-3, -5.
SPDT None 1-3/4 (1) 2-1/4 (1.3) 1.0
T26T-3C
2
SPDT, heavy duty 3 (1.7) 3 to 4 (1.7 to 2.2)
Two-Stage
T25A-1C Knob Two SPDT switches
Two-stage heating, cooling or one-
stage heating and one-stage cooling
None 1-3/4 (1) 2-1/4 (1.3) 1.5
3 (1.7) between stagesT25A-16C Concealed