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Thermostat Accessories

156 Results Found that Include 156 Products

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Results per page:  16 | 32 | 48
20 K Ohm Remote Temp Sensor, Wall Module
  • HONEYWELL
  • 20 K Ohm Remote Temp Sensor, Wall Module 20 K Ohm Remote Temp Sensor, Wall Module
  • Item # 3RCP5
  • Mfr. Model # TR21
  • Remote Sensor, Wall Module, Replaces Model (6WY20) T7770A1006, 20 K Ohm NTC Non-Linear Temp, Color White,...More

Universal Cover Plate
  • HONEYWELL
  • Universal Cover Plate Universal Cover Plate
  • Item # 6WY14
  • Mfr. Model # 50002883-001
  • Universal Cover Plate, White, Plastic Material, Height 6 In, Width 8 5/16 In, For Use With 6WU98, 6WU99,...More

Calibration/Wrench Kit
Remote Sensor,Water Resistant
  • HONEYWELL
  • Remote Sensor, Water Resistant Remote Sensor,Water Resistant
  • Item # 2GZP4
  • Mfr. Model # T775-SENS-WR
  • Remote Sensor, Water Resistant, Switch Type SPDT, Control Range -40 to 270 F, Insertion Depth 2 In, Overall...More

Temperature Dial,Black
Line Voltage Thermostat Knob for 6EDY9
Coverplate,Plastic
  • HONEYWELL
  • Coverplate, Plastic Coverplate,Plastic
  • Item # 4YE44
  • Mfr. Model # 50001137-001
  • Cover Plate, Color White, Material Plastic, Height 5 In, Width 6 7/8 In, For Use With Thermostats 4YE42, 4YE43...More

Remote Sensor,Use With T775 Series 2
  • HONEYWELL
  • Remote Sensor, Use With T775 Series 2 Remote Sensor,Use With T775 Series 2
  • Item # 3CHJ9
  • Mfr. Model # 50021579-001
  • Remote Sensor, Standard, For Use With T775 Series 2, Control Range -40 to 158 F, Temperature Sensitivity (+ -...More

RedLink Internet Gateway
  • HONEYWELL
  • RedLink Internet Gateway RedLink Internet Gateway
  • Item # 12Z044
  • Mfr. Model # THM6000R1002
  • RedLink Internet Gateway, Redlink Enabled Wireless, For Use With RedLink Enabled Thermostats And Accessories,...More

Indoor Sensor, Cover Color White
  • HONEYWELL
  • Indoor Sensor, Cover Color White Indoor Sensor, Cover Color White
  • Item # 6WY16
  • Mfr. Model # C7189U1005
  • Indoor Sensor, White, Operating Temp Range 45 to 88 F, 10K Nominal Sensor Ohms @ 75F, Plastic Material, 1 1/2...More

Adapter,Thermocouple
Temperature Sensor
  • JOHNSON CONTROLS
  • Temperature Sensor Temperature Sensor
  • Item # 12Y968
  • Mfr. Model # A99BB-200C
  • Temperature Sensor, For Use With C450RCN-1C, Color Gray, Length (In.) 1, Dia. (In.) 1/4, Operating Temp....More

Wireless Indoor Sensor
  • HONEYWELL
  • Wireless Indoor Sensor Wireless Indoor Sensor
  • Item # 12Z045
  • Mfr. Model # C7189R1004
  • Wireless Indoor Sensor, Redlink Enabled Wireless, For Use With RedLink Enabled Thermostats And Accessories,...More

Adapter,Thermocouple
  • VULCAN
  • Adapter, Thermocouple Adapter,Thermocouple
  • Item # 3HL29
  • Mfr. Model # N56/05000-5
  • Bayonet Mount Thermocouple Adapter, Material Nickel Plated Steel, Thread NPT 1/8-27 Inch, Diameter 7/16 Inch,...More

10 K Ohm Remote Temp Sensor, Wall Module
  • HONEYWELL
  • 10 K Ohm Remote Temp Sensor, Wall Module 10 K Ohm Remote Temp Sensor, Wall Module
  • Item # 3RCP6
  • Mfr. Model # TR21-A
  • Remote Sensor, Wall Module, Replaces Model (6WY21) T7770A3002, 10K Ohm For Averaging Only, Color White,...More

Temperature Sensor,1K Ohm
  • RANCO
  • Temperature Sensor, 1K Ohm Temperature Sensor,1K Ohm
  • Item # 44C531
  • Mfr. Model # 1309007-044
  • Temperature Sensor, For Use With Ranco ETC Series Controllers, 22 Gauge Cable, Color Gray, Length (In.) 96,...More

Optional Knob,Marked 0-10,Use With 4TCZ1
Plug,Thermocouple,J
  • VULCAN
  • Plug, Thermocouple, J Plug,Thermocouple,J
  • Item # 3HL35
  • Mfr. Model # N56/05013-J
  • Thermocouple Plug, Type J, Plug/Connector Female, Color Black, Quick Disconnect, Iron Constantan, Plug and...More

Coverplate,Wall,White
Remote Sensor,Water Tight
  • HONEYWELL
  • Remote Sensor, Water Tight Remote Sensor,Water Tight
  • Item # 2GZP5
  • Mfr. Model # T775-SENS-WT
  • Remote Sensor, Water Tight, Switch Type SPDT, Control Range -40 to 270 F, Insertion Depth 2 In, Overall...More

Line Voltage Thermostat Housing
Thermostat Housing
Water Temp Sensor
  • HONEYWELL
  • Water Temp Sensor Water Temp Sensor
  • Item # 3TZ85
  • Mfr. Model # 198212CA
  • Replacement Water Temp Sensor, For Honeywell Electronic Remote Temperature Controller, Outdoor, Water Tight,...More

Remote Sensor,Outdoor
  • HONEYWELL
  • Remote Sensor, Outdoor Remote Sensor,Outdoor
  • Item # 2GZP3
  • Mfr. Model # T775-SENS-OAT
  • Remote Sensor, Outdoor, Switch Type SPDT, Control Range -40 to 158 F, Height 8 5/16 In, Width 3 5/8 In,...More

Remote Sensor,Strap-on,Gray
  • HONEYWELL
  • Remote Sensor, Strap-on, Gray Remote Sensor,Strap-on,Gray
  • Item # 3CHK1
  • Mfr. Model # T775-SENS-STRAP
  • Remote Sensor, Strap-on, For Use With T775 Series 2, Control Range -40 to 158 F, Temperature Sensitivity (+ -...More

Wall Mount Cover Plate
Temperature Sensor,36 In
  • JOHNSON CONTROLS
  • Temperature Sensor, 36 In Temperature Sensor,36 In
  • Item # 36P610
  • Mfr. Model # TE-6000-1
  • Temperature Sensor, Resistance Tolerance +/-1.0 Percent, Color Gray, Length (In.) 36, Dia. (In.) 1/4, 1k,...More

Humidity Sensor, Wall Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Wall Mount Humidity Sensor, Wall Mount
  • Item # 12Y969
  • Mfr. Model # HE-67S3-0N0BT
  • Humidity Sensor, Wall, For Use With C450RCN-1C, Color Tan, Height (In.) 2, Width (In.) 1-1/2, Depth (In.)...More

Temperature Sensor
  • JOHNSON CONTROLS
  • Temperature Sensor Temperature Sensor
  • Item # 36P561
  • Mfr. Model # A99BC-300C
  • Temperature Sensor, High Temperature Silicon Cable, For Use With System 350, System 450, Color Gray, Height...More

Equipment Interface Module
  • HONEYWELL
  • Equipment Interface Module Equipment Interface Module
  • Item # 3RCN9
  • Mfr. Model # THM5320R1000
  • Equipment Interface Module, Wireless, For Use With (3RCL7)Th6320R1004 Or (3RCL8) Th5320R1002 Wireless...More

Temperature Power Module,120 to 240VAC
Temperature Sensor,PVC Cable
  • JOHNSON CONTROLS
  • Temperature Sensor, PVC Cable Temperature Sensor,PVC Cable
  • Item # 36P558
  • Mfr. Model # A99BB-300C
  • Temperature Sensor, PVC Cable, For Use With System 350, System 450, Color Gray, Height (In.) 3, Length (In.)...More

Results per page:  16 | 32 | 48

Check out HVAC thermostat accessories at Grainger to complete or enhance your climate control system or replace worn out parts. You’ll find a variety of accessories such as indoor sensors, remote sensors, universal cover plates, calibration wrench kits, surface mounting brackets, thermocouple plugs, thermocouple adapters and much more. Make the most of your thermostat with accessories from Grainger!

Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More