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Honeywell - Thermostat with thermometer locking cover and range stops. Horizontal/Vertical

Item: T651A3018
MFR: T651A3018/U

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About This Product

Product Info


Honeywell - Thermostat, 44-86F, with thermometer locking cover and range stops. Horizontal/vertical. Light and medium duty line voltage thermostats control line voltage valves, motors, contactors, electric heat, elements, duct furnaces, and fan coil units in heating/cooling systems. Automatic cooling and heating anticipation. Mount on standard vertical or horizontal outlet box. Includes vertical scale plate with thermometer, horizontal scale plate with no thermometer, range stops and locking screws, wall plate, and high-accuracy dual diaphragm sensor.


Weight0.6 Pounds (lbs)
Width3.6 Inches (In)
Height2.8 Inches (In)
Country of OriginMEX
Length6 Inches (In)
750mV CompatibleNo
ApplicationHeating and cooling
ApprovalsListed: File No. E4436, Guide No. XAPX, Guide No. XAPX
Auto ChangeoverYes
Batteries IncludedNo
Battery BackupNo
Built In Wi-FiNo
CertificationsCSA Certified, File No. LR1322
Change/Check RemindersNo
CSA CertifiedYes
Daylight Savings Time ReadyNo
Differential Temperature2°F
Digital-Non ProgrammableNo
Displays Outdoor TemperatureNo
Dual Transformer CompatibleNo
Electrical ConnectionFlylead
Electrical Rating9.8 FLA / 58.8 LRA @ 120 VAC; 5.6 FLA / 33.6 LRA @ 208 VAC; 4.9 FLA / 29.4 LRA @240 VAC; 4.2 FLA / 25.2 LRA @277 VAC; 22 A @ 120 - 240 VAC Resistive; 19 A @ 277 VAC Resistive.
Heat Pump CompatibleNo
IncludesVertical scaleplate with thermometer, horizontal scaleplate with no thermometer, range stops and locking screws, wall plate, and high accuracy Dual Diaphragm sensor
Indoor Remote SensorNo
Low Battery IndicatorNo
MountingMounts directly on vertical, single-gang NEMA Standard (2" x 4") electrical box
Prop 65No
Removable InterfaceNo
Sensing ElementYes
Stages Cool1
Stages Heat1
Switch ActionSPDT - breaks heating and makes cooling on temperature rise
System SwitchingYes
Temperature Range44°F to 86°F (6.6°C to 30°C)
UL ListedYes
Vacation ModeNo
Voltage120-277 VAC
Warranty OfferedYes


Equipment Part List