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 180 resultsSorted by popularity

SPST Temperature Controller 15°F Differential 27-Inch Capillary

Ranco

SKU: A30-542
$72.08
MSRP: $82.89
You save 15%
Ranco A30-542 SPST Temperature Controller 15°F Differential 27-Inch Capillary quantity
SPST Ice Bin Level Controller 35–51°F 48-Inch Capillary

Ranco

SKU: A22-1129
$108.13
MSRP: $124.35
You save 15%
Ranco A22-1129 SPST Ice Bin Level Controller 35–51°F 48-Inch Capillary quantity
SPDT Medium Temperature Controller 0–55°F 72-Inch Capillary

Ranco

SKU: O16-111
$139.03
MSRP: $159.88
You save 15%
Ranco O16-111 SPDT Medium Temperature Controller 0–55°F 72-Inch Capillary quantity
Dial Temperature Controller 7°F Differential 36-Inch Capillary

Ranco

SKU: A30-1769
$96.60
MSRP: $111.09
You save 15%
Ranco A30-1769 Dial Temperature Controller 7°F Differential 36-Inch Capillary quantity
SPST 36-Inch Cap Refrigeration Control Thermostat

Ranco

SKU: A30-310
$122.54
MSRP: $140.92
You save 15%
Ranco A30-310 SPST 36-Inch Cap Refrigeration Control Thermostat quantity
Low Temperature Control Thermostat -15 to 40°F with 72 Inch Capillary

Ranco

SKU: O10-1408
$126.40
MSRP: $145.36
You save 15%
Ranco O10-1408 Low Temperature Control Thermostat -15 to 40°F with 72 Inch Capillary quantity
SPST Refrigeration Control Thermostat with 84 Inch Capillary

Ranco

SKU: A30-262
$98.03
MSRP: $112.73
You save 15%
Ranco A30-262 SPST Refrigeration Control Thermostat with 84 Inch Capillary quantity
Refrigeration Thermostat Cold Control with Capillary

Ranco

SKU: K50P-1125-001
$17.14
MSRP: $19.71
You save 15%
Ranco K50P-1125-001 Refrigeration Thermostat Cold Control with Capillary quantity
Open High Temperature Control Thermostat Fixed Setting

Ranco

SKU: A22-2237
$125.45
MSRP: $144.27
You save 15%
Ranco A22-2237 Open High Temperature Control Thermostat Fixed Setting quantity
SPDT Temperature Control Thermostat 60-98°F with 36 Inch Capillary

Ranco

SKU: C12-5010
$101.38
MSRP: $116.59
You save 15%
Ranco C12-5010 SPDT Temperature Control Thermostat 60-98°F with 36 Inch Capillary quantity
Temperature Control Thermostat

Ranco

SKU: 9531N400-070U
$78.59
MSRP: $90.38
You save 15%
Ranco 9531N400-070U Temperature Control Thermostat quantity
SPST Refrigeration Control Thermostat with 84 Inch Capillary

Ranco

SKU: A30-308
$108.13
MSRP: $124.35
You save 15%
Ranco A30-308 SPST Refrigeration Control Thermostat with 84 Inch Capillary quantity
SPST Refrigeration Control Thermostat with 72 Inch Capillary

Ranco

SKU: A30-260
$100.91
MSRP: $116.05
You save 15%
Ranco A30-260 SPST Refrigeration Control Thermostat with 72 Inch Capillary quantity
Temperature Control Thermostat 30-43.5°F with 84 Inch Capillary

Ranco

SKU: A30-3838
$86.50
MSRP: $99.48
You save 15%
Ranco A30-3838 Temperature Control Thermostat 30-43.5°F with 84 Inch Capillary quantity
Medium Temperature Controller 0–55°F 48-Inch Capillary

Ranco

SKU: O10-1010
$134.91
MSRP: $155.15
You save 15%
Ranco O10-1010 Medium Temperature Controller 0–55°F 48-Inch Capillary quantity
SPST Refrigeration Temperature Controller 84-Inch Capillary

Ranco

SKU: A30-301
$95.15
MSRP: $109.42
You save 15%
Ranco A30-301 SPST Refrigeration Temperature Controller 84-Inch Capillary quantity
SPDT Low Temperature Controller -15 to 40°F 72-Inch Capillary

Ranco

SKU: O16-588
$164.79
MSRP: $189.51
You save 15%
Ranco O16-588 SPDT Low Temperature Controller -15 to 40°F 72-Inch Capillary quantity
SPDT Low Temperature Controller

Ranco

SKU: O16-527
$130.44
MSRP: $150.01
You save 15%
Ranco O16-527 SPDT Low Temperature Controller quantity
Medium Temperature Controller 0–55°F with Bulb Coil

Ranco

SKU: O10-1418
$123.86
MSRP: $142.44
You save 15%
Ranco O10-1418 Medium Temperature Controller 0–55°F with Bulb Coil quantity
SPST Refrigeration Temperature Controller 42-Inch Capillary

Ranco

SKU: A30-311
$105.41
MSRP: $121.22
You save 15%
Read more
SPST Refrigeration Temperature Controller 84-Inch Capillary

Ranco

SKU: A30-263
$89.39
MSRP: $102.80
You save 15%
Ranco A30-263 SPST Refrigeration Temperature Controller 84-Inch Capillary quantity
Differential Control Thermostat with 48 Inch Capillary

Ranco

SKU: A30-323
$86.50
MSRP: $99.48
You save 15%
Read more
DPST Open-on-Low Temperature Control 0-100°F with 96 Inch Capillary

Ranco

SKU: O20-7041
$448.60
MSRP: $515.89
You save 15%
Ranco O20-7041 DPST Open-on-Low Temperature Control 0-100°F with 96 Inch Capillary quantity
Dual SPDT Temperature Control C: 71-101°F / H: 64-94°F with 26 Inch Capillary

Ranco

SKU: C17-100
$141.99
MSRP: $163.29
You save 15%
Ranco C17-100 Dual SPDT Temperature Control C: 71-101°F / H: 64-94°F with 26 Inch Capillary quantity
Oven Control Thermostat 150-550°F with 72 Inch Capillary

Ranco

SKU: G1-4913
$86.50
MSRP: $99.48
You save 15%
Read more
Open High/Low Temperature Control 95/240°F with 96 Inch Capillary SPDT

Ranco

SKU: O60-200
$134.49
MSRP: $154.66
You save 15%
Ranco O60-200 Open High/Low Temperature Control 95/240°F with 96 Inch Capillary SPDT quantity
SPDT Temperature Control 45-81°F with 27 Inch Capillary

Ranco

SKU: A22-2451
$108.13
MSRP: $124.35
You save 15%
Ranco A22-2451 SPDT Temperature Control 45-81°F with 27 Inch Capillary quantity
SPDT Medium Temperature Control 0 to 55°F with 96 Inch Capillary

Ranco

SKU: O16-264
$150.13
MSRP: $172.65
You save 15%
Read more
Two-Stage Temperature Control -30 to 220°F, 120/240V SPDT

Ranco

SKU: ETC-211000-000
$152.15
MSRP: $174.97
You save 15%
Ranco ETC-211000-000 Two-Stage Temperature Control -30 to 220°F, 120/240V SPDT quantity
Temperature Control 15-37°F with 35.5 Inch Capillary

Ranco

SKU: 9531N403-070U
$85.80
MSRP: $98.67
You save 15%
Ranco 9531N403-070U Temperature Control 15-37°F with 35.5 Inch Capillary quantity
Low Temperature Controller

Ranco

SKU: TC-900EPOWER
$146.88
MSRP: $168.91
You save 15%
Ranco TC-900EPOWER Low Temperature Controller quantity
Low Temperature Controller with SITRAD

Ranco

SKU: TC-900ELOG
$112.49
MSRP: $129.36
You save 15%
Ranco TC-900ELOG Low Temperature Controller with SITRAD quantity
Freezer Temperature Controller

Ranco

SKU: TC-900E2HP
$146.88
MSRP: $168.91
You save 15%
Read more
Temperature Control -30/220°F SPDT 24V, 1-30°F Differential

Ranco

SKU: ETC-112000-000
$125.89
MSRP: $144.77
You save 15%
Ranco ETC-112000-000 Temperature Control -30/220°F SPDT 24V, 1-30°F Differential quantity
High Temperature Control 25/75°F with 72″ Capillary

Ranco

SKU: O10-1491
$142.05
MSRP: $163.36
You save 15%
Ranco O10-1491 High Temperature Control 25/75°F with 72" Capillary quantity
Cut-In Temperature Control 38°F with 39″ Capillary

Ranco

SKU: A12-1506
$119.58
MSRP: $137.52
You save 15%
Ranco A12-1506 Cut-In Temperature Control 38°F with 39" Capillary quantity
Low Temperature Control -15/40°F Coil Bulb

Ranco

SKU: O10-1072
$134.91
MSRP: $155.15
You save 15%
Ranco O10-1072 Low Temperature Control -15/40°F Coil Bulb quantity
Medium Temperature Control 0/55°F with 72″ Capillary

Ranco

SKU: O10-1409
$123.95
MSRP: $142.54
You save 15%
Ranco O10-1409 Medium Temperature Control 0/55°F with 72" Capillary quantity
High Temperature Control 25/75°F with 72″ Capillary

Ranco

SKU: O10-1410
$126.23
MSRP: $145.16
You save 15%
Ranco O10-1410 High Temperature Control 25/75°F with 72" Capillary quantity
Open High/Low Temperature Control -35/95°F, 96″ Capillary, SPDT

Ranco

SKU: O60-100
$118.86
MSRP: $136.69
You save 15%
Ranco O60-100 Open High/Low Temperature Control -35/95°F, 96" Capillary, SPDT quantity
Temperature Control -30/220°F, 2-Stage, NEMA 4X, 120/240V

Ranco

SKU: ETC-241000-000
$161.41
MSRP: $185.62
You save 15%
Ranco ETC-241000-000 Temperature Control -30/220°F, 2-Stage, NEMA 4X, 120/240V quantity
Temperature Control -30/220°F NEMA 4X, 120/240V SPDT

Ranco

SKU: ETC-141000-000
$156.11
MSRP: $179.53
You save 15%
Ranco ETC-141000-000 Temperature Control -30/220°F NEMA 4X, 120/240V SPDT quantity
Medium Temperature Controller

Ranco

SKU: MT-512E2HP
$110.81
MSRP: $127.43
You save 15%
Ranco MT-512E2HP Medium Temperature Controller quantity
Low Temperature Control -55/0°F with 72″ Capillary

Ranco

SKU: O10-1000
$134.91
MSRP: $155.15
You save 15%
Ranco O10-1000 Low Temperature Control -55/0°F with 72" Capillary quantity
Dual SPDT Temperature Control C: 68-86°F / H: 59-77°F

Ranco

SKU: C17-9043
$192.10
MSRP: $220.92
You save 15%
Ranco C17-9043 Dual SPDT Temperature Control C: 68-86°F / H: 59-77°F quantity
SPDT Temperature Control 0/55°F Manual Reset with 72″ Capillary

Ranco

SKU: O16-263
$146.09
MSRP: $168.00
You save 15%
Ranco O16-263 SPDT Temperature Control 0/55°F Manual Reset with 72" Capillary quantity
Temperature Control -30/220°F, 2-Stage, 24V SPDT, 1-30°F Differential

Ranco

SKU: ETC-212000-000
$128.34
MSRP: $147.59
You save 15%
Ranco ETC-212000-000 Temperature Control -30/220°F, 2-Stage, 24V SPDT, 1-30°F Differential quantity
SPST Temperature Control with 42″ Capillary and 8°F Differential

Ranco

SKU: A30-313
$108.13
MSRP: $124.35
You save 15%
Ranco A30-313 SPST Temperature Control with 42" Capillary and 8°F Differential quantity