Temperature Controllers

A temperature controller is an essential device for managing the difference between a desired setpoint and an actual measured temperature. Ideal for applications in commercial heating, cooling, air conditioning, and refrigeration, temperature controllers provide precise on/off control to maintain optimal conditions. Modern electronic temperature controllers feature easy-to-read digital displays, enabling quick programming with a single touch. Many models include one- and two-stage capabilities, advanced diagnostic detection, and a broad setpoint temperature range, making them versatile for various heating and cooling applications.

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Showing 337–384 of 568 resultsSorted by popularity

Remote Bulb Thermostat, SPDT, 100–260°F, 10′ Armored Capillary

Schneider Electric

SKU: TC-4122
$350.99
MSRP: $403.64
You save 13%
Schneider Electric (Barber Colman) TC-4122 Remote Bulb Thermostat SPDT quantity
Remote Bulb Thermostat, SPDT, -40 to 120°F, 6′ Copper Capillary

Schneider Electric

SKU: TC-4111
$226.54
MSRP: $260.52
You save 13%
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Strap-On Thermostat, SPDT, 50–210°F Range, 10°F Differential

Schneider Electric

SKU: TC-2974
$270.45
MSRP: $311.02
You save 15%
Schneider Electric (Barber Colman) TC-2974 Strap-On Thermostat, SPDT quantity
Changeover Thermostat, Strap-On, Summer/Winter, 75° Fixed Setpoint

Schneider Electric

SKU: TC-2931
$55.61
MSRP: $63.95
You save 13%
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Duct & Immersion Low Limit Thermostat, Manual Reset, 120/240V

Schneider Electric

SKU: TA-3441
$845.99
MSRP: $972.89
You save 13%
Schneider Electric (Barber Colman) TA-3441 Duct & Immersion Low Limit Thermostat quantity
SCR Power Controller, 24–347VAC, 45A

Schneider Electric

SKU: R820-641-REV2
$561.46
MSRP: $737.14
You save 24%
Schneider Electric (Barber Colman) R820-641-REV2 SCR Power Cntrl 24-347VAC 45A quantity
Unit Temperature Controller, Direct Acting, 65-85F, Bracket Included

Schneider Electric

SKU: 2298-061
$418.79
MSRP: $481.61
You save 15%
Schneider Electric (Barber Colman) 2298-061 Unit Temperature Controller, Direct Acting, 65-85F quantity
Unit Temperature Controller, Reverse/Direct Acting, Bracket Included

Schneider Electric

SKU: 2298-060
$435.24
MSRP: $500.53
You save 13%
Schneider Electric (Barber Colman) 2298-060 Unit Temperature Controller quantity
-40/160°F NEMA 4X Temperature Switch with 3′ Capillary

Barksdale

SKU: TPR-L1N-3X-Q10
$404.30
MSRP: $464.95
You save 15%
Barksdale TPR-L1N-3X-Q10 -40/160°F NEMA 4X Temperature Switch 3' Cap quantity
LV-4 Direct Valve Mounted Thermostatic Operator with Liquid Sensor

Armstrong International

SKU: D24660
$115.99
MSRP: $133.39
You save 15%
Armstrong International D24660 LV-4 Direct Valve Mounted Thermostatic Operator with Liquid Sensor quantity
Pneumatic Temperature Switch, 10-60 PSI Range

Armstrong International

SKU: D126008
$568.33
MSRP: $653.58
You save 15%
Armstrong International D126008 Pneumatic Temperature Switch 10-60 PSI quantity
Pneumatic Temperature Switch, Model 2-9PS1

Armstrong International

SKU: D126007
$568.33
MSRP: $653.58
You save 15%
Armstrong International D126007 Pneumatic Temperature Switch 2-9PS1 quantity
Superheat and/or Temperature Control, EXD-SH1K

Copeland

SKU: EXD-SH1K
$617.93
MSRP: $710.62
You save 15%
Copeland EXD-SH1K Superheat and/or Temperature Control quantity
Freezestat Temp Control, 40-68°F, SPDT, Manual Reset, 20′ Capillary

Copeland

SKU: 097885
$127.28
MSRP: $146.37
You save 15%
Copeland 097885 Freezestat Temp Control, 40-68°F, SPDT, Manual Reset, 20' Cap (TS1-D0P) quantity
Freezestat Temp Control, 40-68°F, 5°F Diff, Auto Reset, SPDT, 20′ Cap

Copeland

SKU: 097882
$127.28
MSRP: $146.37
You save 15%
Copeland 097882 Freezestat Temperature Control, 40-68°F, SPDT, 20' Capillary (TS1-C0P) quantity
24V Dual Circuit Electronic Expansion Valve Superheat Controller

Copeland

SKU: 097176
$294.43
MSRP: $338.59
You save 15%
Copeland 097176 24V Dual Circuit EXV Superheat Controller EXD-SH2 quantity
Thermostat control for AERCO boiler and water heating systems

AERCO

SKU: 65175
$1,484.42
MSRP: $1,771.10
You save 16%
AERCO 65175 Thermostat Control quantity
Remote bulb temperature control, -20°F to 240°F, reverse acting

AERCO

SKU: 18557-2
$4,645.99
MSRP: $5,342.89
You save 13%
AERCO 18557-2 Remote Bulb Temperature Control -20/240F Reverse Acting quantity
Pneumatic bulb thermostat for commercial HVAC & hydronic systems

AERCO

SKU: 18557-1
$4,033.38
MSRP: $4,638.39
You save 15%
AERCO 18557-1 Pneumatic Bulb Thermostat RA-20/240 quantity
Adjustable temperature switch with -30°F to 100°F range

AAON

SKU: V53850
$128.61
MSRP: $147.90
You save 15%
Aaon V53850 Adjustable Temperature Switch -30 to 100°F quantity
Adjustable SPDT temp switch, 20–95°F range, solar/sun application

AAON

SKU: R08250
$96.49
MSRP: $110.96
You save 13%
Aaon R08250 Adjustable SPDT Temperature Switch 20/95°F Sun quantity
PI Electronic Temp Control, 24Vac, 0-10Vdc/0-20mA, -30 to 130°F, Adj. Differential

AAON

SKU: P86650
$602.81
MSRP: $779.88
You save 23%
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FreezeStat with 20′ capillary, manual reset, dual-circuit protection

Automation Components Inc (ACI)

SKU: 145359
$400.99
MSRP: $461.14
You save 15%
ACI 145359 FreezeStat 20' Capillary Manual Reset 2-Circuit quantity
Freeze protection thermostat, 50 ft capillary, manual reset, 2 SPDT

Automation Components Inc (ACI)

SKU: 142963
$630.99
MSRP: $725.64
You save 15%
ACI 142963 FreezeStat 50 ft Capillary Manual Reset 2 SPDT quantity
Freeze protection stat, 10 ft capillary, manual reset, 2 SPDT

Automation Components Inc (ACI)

SKU: 106293
$267.75
MSRP: $307.91
You save 13%
ACI 106293 Freeze Stat 10' Capillary Manual Reset 2 SPDT quantity
Freeze protection stat, 20′ capillary, auto reset, dual SPDT

Automation Components Inc (ACI)

SKU: 105904
$255.78
MSRP: $294.15
You save 15%
ACI 105904 Freeze Stat 20' Capillary Auto Reset 2 SPDT quantity
Freeze stat with 20′ capillary, auto-reset, and 1 SPDT switching

Automation Components Inc (ACI)

SKU: 102483
$211.05
MSRP: $242.71
You save 13%
ACI 102483 Freeze Stat 20' Capillary Auto-Reset 1 SPDT Low-Limit Thermostat quantity
Freeze stat with 20-ft capillary, manual reset, 1 SPDT switch

Automation Components Inc (ACI)

SKU: 102482
$217.35
MSRP: $249.95
You save 15%
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24VAC dual fan & limit controller, 80–120°F fan / 150–300°F limit range

A.J. Antunes

SKU: 8742130013
$427.94
MSRP: $492.13
You save 15%
A.J. Antunes 8742130013 24VAC 2-SPST Dual Fan and Limit Controller w/ 10' Sensor quantity
24VAC dual fan & limit controller with 10′ sensor

A.J. Antunes

SKU: 8742020074
$307.34
MSRP: $353.44
You save 13%
A.J. Antunes 8742020074 24VAC 2-SPST Dual Fan and Limit Controller w/ 10' Sensor quantity
Digital freezestat, 30–75°F range, SPDT, 1–10 min adjustable timing

A.J. Antunes

SKU: 8563140040
$181.43
MSRP: $208.64
You save 15%
A.J. Antunes 8563140040 Digital Freezestat SPDT 30-75°F 115VAC 20' Sensor quantity
Digital freezestat, 30–75°F, SPDT, 1–10 min adjustable timing, 10′ sensor

A.J. Antunes

SKU: 8563120051
$215.93
MSRP: $248.32
You save 13%
A.J. Antunes 8563120051 30-75°F 115VAC Digital Freezestat SPDT w/ Adjustable Timing quantity
High Limit Control with Manual Reset, 100–220°F, 24VAC, 15′ Sensor

A.J. Antunes

SKU: 8512130013
$461.25
MSRP: $530.44
You save 15%
A.J. Antunes 8512130013 High Limit Control 100-220°F 24VAC Manual Reset 15' Sensor quantity
White-Rodgers 998-0500-01 Copeland 998-0500-01 Discharge Temperature Control Valve 1/4 Flare

Copeland

SKU: 998-0500-01
$446.81
MSRP: $513.83
You save 15%
Copeland 998-0500-01 Discharge Temperature Control Valve 1/4 Flare quantity
Commercial gas temp controller, 250–550°F, 7/16″ tube, 48″ capillary

Robertshaw

SKU: 4350-029
$204.77
MSRP: $235.49
You save 15%
Robertshaw 4350-029 Commercial Gas Temperature Controller 250-550°F 7/16" Tube 48" Cap quantity
Commercial electronic thermostat, 100–200°F range, 48″ capillary

Robertshaw

SKU: 5000-152
$192.99
MSRP: $221.94
You save 15%
Robertshaw 5000-152 Commercial Electronic Thermostat, 100–200°F, 48" Capillary quantity
Temperature controller, 140–500°F range, 48″ capillary tube

Robertshaw

SKU: 5300-027
$162.61
MSRP: $187.00
You save 15%
Robertshaw 5300-027 Temperature Controller, 140–500°F Range, 48" Capillary quantity
1/2″ LP Snap-Action Throttling Temp Controller, 36″ Capillary, 58–90°F

Robertshaw

SKU: 700-204
$414.78
MSRP: $477.00
You save 13%
Robertshaw 700-204 1/2" LP Snap-Action Throttling Temperature Controller, 36" Capillary, 58-90°F quantity
175–375°F Temperature Controller with S.S. Bulb & 54″ Capillary Tube

Robertshaw

SKU: 5300-758
$122.54
MSRP: $140.92
You save 15%
Robertshaw 5300-758 Temperature Controller, 175–375°F, S.S. Bulb, 54" Capillary quantity
Lower water heater thermostat, 120–160°F temperature range

Robertshaw

SKU: 5600-411
$31.19
MSRP: $35.87
You save 15%
Robertshaw 5600-411 120–160°F Lower Water Heater Thermostat quantity
Pilot duty thermostat, 175–550°F range, 60″ capillary

Robertshaw

SKU: 5300-735
$135.23
MSRP: $155.51
You save 13%
Robertshaw 5300-735 Pilot Duty Thermostat, 175–550°F, 60" Capillary quantity
450°F Manual Reset Hi-Limit Control with 30″ Capillary Tube

Robertshaw

SKU: 5225-009
$169.99
MSRP: $195.49
You save 15%
Robertshaw 5225-009 450°F Manual Reset Hi-Limit Control, 30" Capillary quantity
Refrigeration thermostat for temperature control applications

Robertshaw

SKU: RC-13295-2
$26.99
MSRP: $31.04
You save 13%
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100-240V Wi-Fi Temperature & Humidity Controller

Robertshaw

SKU: RTC-500-WIFI
$68.00
MSRP: $78.20
You save 13%
Robertshaw RTC-500-WIFI 100-240V Wi-Fi Temperature & Humidity Controller quantity
200–450°F High-Limit Capillary Thermostat with 36″ Capillary

Robertshaw

SKU: 5300-114
$134.23
MSRP: $154.36
You save 13%
Robertshaw 5300-114 200/450°F High-Limit Capillary Thermostat, 36" Cap quantity
Commercial electric thermostat, 100–450°F range, 24″ capillary

Robertshaw

SKU: 5210-248
$254.99
MSRP: $293.24
You save 15%
Robertshaw 5210-248 Commercial Electric Thermostat, 100–450°F, 24" Capillary quantity
Commercial cold control designed for freezer temperature management

Robertshaw

SKU: VF3
$21.73
MSRP: $24.99
You save 15%
Robertshaw VF3 Commercial Cold Control for Freezer Applications quantity
Bottle cooler thermostat for precise temperature control

Robertshaw

SKU: VB7
$20.73
MSRP: $23.84
You save 13%
Robertshaw VB7 Bottle Cooler Thermostat quantity