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Honeywell T8775A,C The Digital Round® Non-Programmable Thermostats

The Digital Round® Non-Programmable Thermostats
T8775A,C

The T8775A Thermostat provides 24V control of heating only systems. The T8775C Thermostat provides single-stage temperature control for 24V heating-cooling systems with manual changeover from heat to cool.

• Attractive styling complements any decor.
• Large easy-to-read display.
• Backlit display.
• No batteries required.
• The temperature setting is held permanently in memory in the event of a power failure.
• Powered through heating-cooling system controls.
• Manual changeover from heat to cool on T8775C model.
• Easy installation, set up and 5-minute compressor bypass saves time and increases installer productivity.
• Easily configurable by the use of DIP switches.
• F or C temperature display.
• Selectable heating cycle rates (1, 3, 6, 9 cph) for a variety of applications.
• Cooling cycle rate is fixed at 3 cph.
• Minimum off-time for compressors in the cooling mode.

Select a link under the "item" tab below to order.

Cat #ApplicationIncludesMountingcolorSystemFanTerminal DesignationsStages
T8775A1009Heat OnlyWallplate, resistor assembly, mounting screws and wall anchors.RoundPremier White®--R, W1 Heat
T8775C10051 Heat/1 Cool Conventional and Heat Pumps with No Auxiliary HeatWallplate, resistor assembly, mounting screws and wall anchors.RoundPremier White®COOLOFFHEATAUTO ONR, Rc, W, Y, G, O, B1 Heat/ 1 Cool
Dimensions, Approximate: 3 11/16 in. diameter x 1 7/16 in. deep
(94 mm diameter x 37 mm deep)
Operating Humidity Range (% RH): 5 to 90% RH (non-condensing)
Accuracy: ±1 F (±0.5 C)
Cycles per Hour: Adjustable 1, 3, 6, 9
Switch Type: Electronic
Current (Cooling): 0.02A to 1.5A running; 6.0A inrush
Current (Heating): 0.02A to 1.5A running, 3.5A inrush
Current (Fan): 0.02A to 0.5A running, 2.5A inrush
Electrical Ratings: 18 to 30 Vac
Frequency: 60 Hz
Power Method: Powered through system heating and cooling controls
Sensor Element: Thermistor
Color Premier White®
Mounting Round


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