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 49–96 of 546 resultsSorted by popularity

24V DPST Thermostat | 135°F Open / 105°F Close

Trane

SKU: THT0803
$127.89
MSRP: $147.07
You save 15%
Trane THT0803 24V DPST Thermostat | 135°F Open / 105°F Close quantity
Control Stat, Open at 75°F or 55°F

Trane

SKU: THT0744
$40.53
MSRP: $46.61
You save 15%
Trane THT0744 Control Stat, Open 75°F or 55°F quantity
Automatic Thermostat, Opens at 30°F, Closes at 40°F

Trane

SKU: THT0680
$72.84
MSRP: $83.77
You save 15%
Trane THT0680 Thermostat Auto Op 30°F Cl 40°F quantity
65/80°F Adjustable Thermostat

Trane

SKU: THT0621
$89.38
MSRP: $102.79
You save 15%
Trane THT0621 65/80°F Adjustable Thermostat quantity
Clip-On High-Limit Thermostat, 230°F Open

Trane

SKU: THT03215
$28.94
MSRP: $33.28
You save 15%
Trane THT03215 Clip-On High-Limit Thermostat, 230°F Open quantity
Two-Stage Temperature Controller -60/75°F with 30″ Capillary

Trane

SKU: THT0225
$151.54
MSRP: $174.27
You save 15%
Trane THT0225 Two-Stage Temperature Controller -60/75°F 30" Cap quantity
56-T Thermostat 1-1/4″, 60–140°F Range, 6-Foot Copper Bulb

Sterling-Sterlco

SKU: T564-02-0000
$1,614.41
MSRP: $1,856.57
You save 15%
Sterling-Sterlco T564-02-0000 56-T Thermostat 1-1/4" 60-140°F 6' Copper Bulb quantity
56-T-1″ 60/140°F Remote Actuator Standard Bulb Thermostat

Sterling-Sterlco

SKU: T563-02-0000
$1,354.75
MSRP: $1,557.96
You save 15%
Sterling-Sterlco T563-02-0000 56-T-1" 60/140°F R/A Standard Bulb Thermostat quantity
2-15VDC Single Output LCD Thermostat

Spartan Valves

SKU: TE154
$158.74
MSRP: $182.55
You save 15%
Spartan Valves TE154 2-15VDC Single Output LCD Thermostat quantity
Temperature Alarm for HVAC & Refrigeration Applications

Supco

SKU: TA6
$160.28
MSRP: $184.32
You save 15%
Supco TA6 Temperature Alarm quantity
Board Mounted General Purpose Limit Switch, 210°F Open / 170°F Close

Supco

SKU: SHL516
$16.81
MSRP: $19.33
You save 15%
Supco SHL516 Board Mounted General Purpose Limit Switch, 210°F Open / 170°F Close quantity
Board Mounted General Purpose Limit Switch, 140°F Open / 110°F Close

Supco

SKU: SHL507
$16.81
MSRP: $19.33
You save 15%
Supco SHL507 Board Mounted General Purpose Limit Switch, 140°F Open / 110°F Close quantity
Snap Disc Auto Reset Limit Switch with Adapter Flange Plate

Supco

SKU: SHL200
$8.69
MSRP: $9.99
You save 15%
Supco SHL200 Snap Disc Auto Reset Limit Switch with Adapter Flange Plate quantity
Snap Disc Auto Reset Limit Switch with Adapter Flange Plate

Supco

SKU: SHL170
$8.69
MSRP: $9.99
You save 15%
Supco SHL170 Snap Disc Auto Reset Limit Switch with Adapter Flange Plate quantity
SPDT Snap Disc Auto Reset Limit Switch, 160°F/200°F

Supco

SKU: LD200
$9.89
MSRP: $11.37
You save 15%
Supco LD200 SPDT Snap Disc Auto Reset Limit Switch 160°F/200°F quantity
Snap Disc Auto Reset Limit Switch, 165°F Cut-in / 205°F Cut-out

Supco

SKU: L205
$5.49
MSRP: $6.31
You save 15%
Supco L205 Snap Disc Auto Reset Limit Switch, 165°F Cut-in / 205°F Cut-out quantity
Snap Disc Auto Reset Limit Switch, 140°F Cut-in / 180°F Cut-out

Supco

SKU: L180-40
$6.59
MSRP: $7.58
You save 15%
Supco L180-40 Snap Disc Auto Reset Limit Switch, 140°F Cut-in / 180°F Cut-out quantity
Snap Disc Auto Reset Limit Switch, 115°F Cut-In / 125°F Cut-Out

Supco

SKU: L125
$5.49
MSRP: $6.31
You save 15%
Supco L125 Snap Disc Auto Reset Limit Switch, 115°F Cut-In / 125°F Cut-Out quantity
PneumTemp Pneumatic Temperature Controller, 50-250°F, Bronze

Spence Engineering

SKU: T6150250
$1,489.74
MSRP: $1,713.20
You save 15%
Spence Engineering T6150250 PneumTemp Pneumatic Temperature Controller 50-250F Bronze quantity
T14 Temperature Pilot, 120-220°F, Cast Iron, Bronze, 10′ Capillary

Spence Engineering

SKU: P-T14-C1S1DA11
$2,027.93
MSRP: $2,332.12
You save 15%
Spence Engineering P-T14-C1S1DA11 T14 Temperature Pilot, 120-220°F, Bronze quantity
T14 Temperature Pilot, 70-170°F, Steam Service, Cast Iron, 10′ Cap

Spence Engineering

SKU: P-T14-C1S1CA11
$2,027.93
MSRP: $2,332.12
You save 15%
Spence Engineering P-T14-C1S1CA11 T14 Temperature Pilot, 70-170°F, Steam, Cast Iron quantity
Omni Stat Digital Defrost & Temperature Control

Sporlan Controls

SKU: PSK231N5EXBS
$270.86
MSRP: $311.49
You save 15%
Sporlan Controls PSK231N5EXBS Omni Stat Digital Defrost & Temp Control quantity
Omni Stat Defrost & Medium Temperature Controller

Sporlan Controls

SKU: PSK223N5EXBS
$294.40
MSRP: $338.56
You save 15%
Sporlan Controls PSK223N5EXBS Omni Stat Defrost/Medium Temp Controller quantity
Temperature Control Board, SKU 952660

Parker-Sporlan

SKU: 952660
$856.18
MSRP: $984.61
You save 15%
Sporlan Controls 952660 Temperature Control Board quantity
TS11K Commercial Temperature Control Switch

Robertshaw

SKU: TS11K-4521-1-0
$117.55
MSRP: $135.18
You save 15%
Robertshaw TS11K-4521-1-0 TS11K Commercial Temperature Control quantity
Thermostat, 200–400°F Temperature Range

Robertshaw

SKU: GSR60300000
$142.53
MSRP: $163.91
You save 15%
Robertshaw GSR60300000 Thermostat, 200–400°F Temperature Range quantity
3/8″ Straight-Through Remote Bulb Thermostat, 36″, 100-250°F

Robertshaw

SKU: 710-218
$166.06
MSRP: $190.97
You save 15%
Robertshaw 710-218 3/8" Straight-Through Remote Bulb Thermostat 36" 100-250°F quantity
High-Temp Thermostat 300-700°F, 5′ Capillary, Open-on-Rise

Robertshaw

SKU: 5300-671
$146.91
MSRP: $168.95
You save 15%
Robertshaw 5300-671 High-Temp Thermostat 300-700°F, 5' Cap, Open-Hi quantity
Thermostat, 100-200°F Range, 8 Ft Capillary, Open-on-Rise

Robertshaw

SKU: 5300-200
$103.08
MSRP: $118.54
You save 15%
Robertshaw 5300-200 Thermostat, 100-200°F, 8 Ft Capillary, Open-on-Rise quantity
100-550°F Open-on-Rise Thermostat, 72″ Capillary, Aux Switch

Robertshaw

SKU: 5300-088
$146.91
MSRP: $168.95
You save 15%
Robertshaw 5300-088 100-550°F 72" Cap Open-on-Rise Thermostat w/ Aux Switch quantity
100–550°F Capillary Thermostat, 36″ Capillary, with Auxiliary Switch

Robertshaw

SKU: 5300-015
$146.91
MSRP: $168.95
You save 15%
Robertshaw 5300-015 100–550°F 36" Capillary Thermostat with Auxiliary Switch quantity
600°F Manual Reset High-Limit Control with 48″ Capillary

Robertshaw

SKU: 5225-064
$227.05
MSRP: $261.11
You save 15%
Robertshaw 5225-064 600°F 48" Cap Manual Reset High-Limit Control quantity
Commercial Electric Stat, 100–550°F Range, 60″ Capillary

Robertshaw

SKU: 5000-851
$271.80
MSRP: $312.57
You save 15%
Robertshaw 5000-851 Commercial Electric Stat, 100-550°F, 60" Capillary quantity
Commercial Electric Thermostat, 0/100°F Range, 84″ Capillary

Robertshaw

SKU: 5000-071
$571.03
MSRP: $656.68
You save 15%
Robertshaw 5000-071 Commercial Electric Thermostat, 0/100°F, 84" Cap quantity
150-400°F Commercial Gas Thermostat, 1/4″ Pipe, 36″ Capillary

Robertshaw

SKU: 4350-028
$182.31
MSRP: $209.66
You save 15%
Robertshaw 4350-028 150-400°F Commercial Gas Thermostat 1/4" Pipe 36" Cap quantity
Commercial Thermostat 200-550°F, 1/2″ Connection, 48″ Capillary

Robertshaw

SKU: 4200-011
$294.49
MSRP: $338.66
You save 15%
Robertshaw 4200-011 Commercial Thermostat 200-550°F, 1/2", 48" Cap quantity
Temperature Controller with Auto Reset

Raypak

SKU: 014307F
$190.96
MSRP: $219.60
You save 15%
Raypak 014307F Temperature Controller with Auto Reset quantity
Staged Controller with Outdoor Reset

Raypak

SKU: 014279F
$388.13
MSRP: $446.35
You save 15%
Raypak 014279F Staged Controller with Outdoor Reset quantity
Digital Controller for Pool & Spa Heating Systems

Raypak

SKU: 013293F
$655.34
MSRP: $753.64
You save 15%
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SPDT Medium Temperature Control, 22.5/47.5°F, 36″ Capillary

Ranco

SKU: O16-601
$173.03
MSRP: $198.98
You save 15%
Ranco O16-601 SPDT Medium Temperature Control, 22.5/47.5°F, 36" Capillary quantity
Medium Temperature Controller, 0/55°F Range, 72″ Capillary

Ranco

SKU: O10-1473
$133.94
MSRP: $154.03
You save 15%
Ranco O10-1473 Medium Temperature Controller, 0/55°F, 72" Capillary quantity
Two-Stage Temperature Controller, -30/220°F, 24V, 0-10V Output, SPDT

Ranco

SKU: ETC-212100-000
$162.53
MSRP: $186.91
You save 15%
Ranco ETC-212100-000 Two-Stage Temperature Controller -30/220°F, 24V, 0-10V Output quantity
Ice Bin Control with 84″ Capillary Tube

Ranco

SKU: A30-3953-000
$43.90
MSRP: $50.49
You save 15%
Ranco A30-3953-000 Ice Bin Control 84" Capillary quantity
SPST Refrigeration Control with 42″ Capillary Tube

Ranco

SKU: A30-182
$115.73
MSRP: $133.09
You save 15%
Ranco A30-182 SPST Refrigeration Control with 42" Capillary quantity
110/170°F SPST Thermostat, OEM Replacement

Rheem

SKU: SP310020
$18.54
MSRP: $21.32
You save 15%
Rheem-Ruud SP310020 110/170°F SPST Thermostat quantity
Board Mounted General Purpose Limit Switch, 180°F Open/160°F Close

Rheem

SKU: 47-21711-11
$10.88
MSRP: $12.51
You save 15%
Rheem-Ruud 47-21711-11 Board Mounted General Purpose Limit Switch, 180°F Open/160°F Close quantity
Auto Reset Limit Switch, DPST, 90°F Close/130°F Open, Red

Rheem

SKU: 47-20045-06
$22.16
MSRP: $25.48
You save 15%
Rheem-Ruud 47-20045-06 Auto Reset Limit Switch, DPST, 90°F Close/130°F Open quantity
Hi-Limit Thermostat, 100–240°F Temperature Range

Patterson-Kelley

SKU: 23-0000-0230
$413.91
MSRP: $476.00
You save 15%
Patterson-Kelley 23-0000-0230 Hi-Limit Thermostat, 100-240°F quantity