Specialty Controls

Specialty Controls deliver precise automation and system management for HVAC, electrical, and industrial applications. These advanced components include terminal blocks, relays, sensors, and programmable systems that ensure reliable operation and safety. Jackson Systems offers an extensive selection of specialty control products in various configurations – shop with us for professional-grade solutions.

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Temperature

Showing 145–192 of 359 resultsSorted by popularity

Remote Bulb Temperature Controller, 55-175°F, 120/240/277V

Honeywell Home

SKU: T678A1361
$505.53
MSRP: $581.36
You save 15%
Honeywell T678A1361 Remote Bulb Temperature Controller, 55-175°F, 120/240/277V quantity
Farm Controller for Heating, Cooling & Ventilation Systems

Honeywell Home

SKU: T631C1038
$340.58
MSRP: $391.67
You save 15%
Read more
Remote Bulb Temperature Controller, 2-Pipe, Direct Acting, 30–150°F

Honeywell Home

SKU: LP920A1039
$1,455.13
MSRP: $1,673.40
You save 15%
Honeywell LP920A1039 Remote Bulb Temperature Controller, 2-Pipe, Direct Acting quantity
Releasing Control Module, 32–120°F, 24V or Dual 12V Solenoid

Honeywell Home

SKU: FCM-1
$214.98
MSRP: $247.23
You save 15%
Honeywell FCM-1 Releasing Control Module, 32–120°F, 24V or Dual 12V Solenoid quantity
DC Power Signal Processor for HVAC Control Applications

Honeywell Home

SKU: 700DCSP
$1,804.60
MSRP: $2,075.29
You save 15%
Honeywell 700DCSP DC Power Signal Processor quantity
24V/120-600V 10A Head Number Controller

Hoffman Controls

SKU: 816-10DH
$253.41
MSRP: $291.42
You save 15%
Hoffman Controls 816-10DH 24V/120-600V 10A Head Number Controller quantity
120-480V, 10A/24V Head Control

Hoffman Controls

SKU: 814-10EH
$275.73
MSRP: $317.09
You save 15%
Hoffman Controls 814-10EH 120-480V 10A/24V Head Control quantity
90-Second Signal Conditioner for HVAC Control Systems

Heatco

SKU: SC30-090
$666.75
MSRP: $766.76
You save 15%
Read more
HOA Control Switch for Ventilation Systems

Greenheck

SKU: 387186
$650.38
MSRP: $747.94
You save 15%
Greenheck 387186 HOA Control Switch for Ventilation Systems quantity
EKC202B Refrigeration Control, SKU 084B8522

Danfoss

SKU: 084B8522
$164.30
MSRP: $188.95
You save 15%
Danfoss 084B8522 EKC202B Refrigeration Control quantity
Dual Function Liquid Level Control, Manual Reset with Time Delay

Warrick-Gems Sensors & Controls

SKU: DFL1A0Z040406
$536.53
MSRP: $617.01
You save 13%
Warrick-Gems Sensors & Controls DFL1A0Z040406 Dual Function Control Manual Reset w/ Time Delay quantity
Control Module Assembly for AC2030TN Units

Williams Comfort Products

SKU: M117149
$581.08
MSRP: $822.43
You save 29%
Williams Comfort Products M117149 Control Module Assembly AC2030TN quantity
Wireless Remote 4-Button Hands-Free Controller

SCHWANK Parts

SKU: JP-1236-HS
$142.06
MSRP: $163.37
You save 15%
SCHWANK JP-1236-HS Wireless Remote 4-Button Hands-Free Controller quantity
Control Center for SCHWANK Radiant Heating Systems

SCHWANK Parts

SKU: JM-0300-AA
$186.25
MSRP: $214.19
You save 15%
SCHWANK JM-0300-AA Control Center quantity
Evaporative Cooler Control System 1D51 & 8A18Z

Copeland

SKU: 21D28-6
$217.31
MSRP: $249.91
You save 15%
Read more
115V Non Fan Cycle Controller, SKU 943-0152-00

Copeland

SKU: 943-0152-00
$98.63
MSRP: $118.39
You save 17%
Copeland 943-0152-00 115V Non Fan Cycle Controller quantity
Digital Compressor Controller, 15-Second Time Delay

Copeland

SKU: 943-0024-03
$389.44
MSRP: $546.94
You save 29%
Copeland 943-0024-03 Digital Compressor Controller 15s with Time Delay quantity
Washdown Thermostat for Wet & Harsh Environments

Marley Engineered Products

SKU: 5813-11010-000
$64.40
MSRP: $74.06
You save 15%
Marley Engineered Products 5813-11010-000 Washdown Thermostat quantity
Fan Delay Control F145-45F for Electric Heating Units

Marley Engineered Products

SKU: 410148000
$91.00
MSRP: $104.65
You save 15%
Marley Engineered Products 410148000 Fan Delay Control F145-45F quantity
125-35F Fan Delay Control for Unit & Cabinet Heaters

Marley Engineered Products

SKU: 1414-2020-000
$15.50
MSRP: $17.83
You save 15%
Marley Engineered Products 1414-2020-000 125-35F Fan Delay Control quantity
10 VDC Output Converter for Building Automation

BAPI

SKU: BA/VC350A-EZ-10
$31.26
MSRP: $35.95
You save 15%
BAPI BA/VC350A-EZ-10 10 VDC Output Converter quantity
Telecom Lead/Lag Controller for HVAC System Sequencing

Bard HVAC

SKU: MC5600-BC
$3,116.54
MSRP: $3,584.02
You save 15%
Bard HVAC MC5600-BC Telecom Lead/Lag Controller quantity
Advanced Solid State Dual Unit Lead/Lag Controller w/ Ethernet

Bard HVAC

SKU: MC4002-BC
$1,851.77
MSRP: $2,129.54
You save 15%
Bard HVAC MC4002-BC Advanced Solid State Dual Unit Lead/Lag Controller w/ Ethernet quantity
Advanced Solid State Dual Unit Lead/Lag Controller with Enhanced Alarm Board

Bard HVAC

SKU: MC4002-B
$975.21
MSRP: $1,121.49
You save 15%
Bard HVAC MC4002-B Advanced Solid State Dual Unit Lead/Lag Controller with Enhanced Alarm Board quantity
Advanced Solid State Dual Unit Lead/Lag Controller w/ Ethernet

Bard HVAC

SKU: MC4002-AC
$1,707.90
MSRP: $1,964.09
You save 15%
Bard HVAC MC4002-AC Advanced Solid State Dual Unit Lead/Lag Controller quantity
Advanced Solid State Dual Unit Lead/Lag Controller w/ Base Alarm Board

Bard HVAC

SKU: MC4002-A
$892.65
MSRP: $1,026.55
You save 15%
Bard HVAC MC4002-A Advanced Solid State Dual Unit Lead/Lag Controller w/ Base Alarm Board quantity
Advanced Solid State Dual Unit Lead/Lag Controller, No Alarms

Bard HVAC

SKU: MC4002
$650.15
MSRP: $747.67
You save 15%
Bard HVAC MC4002 Advanced Solid State Dual Unit Lead/Lag Controller No Alarms quantity
MC3000 Controller Board — OEM Replacement Part

Bard HVAC

SKU: 8612-029BX
$356.21
MSRP: $409.64
You save 13%
Bard HVAC 8612-029BX MC3000 Controller Board quantity
Limit Control 150°F OEM Replacement Safety Device

Bard HVAC

SKU: 8402-028BX
$85.68
MSRP: $98.53
You save 15%
Bard HVAC 8402-028BX Limit Control 150°F quantity
Programmed EEV Control Board, Boxed Replacement Part

Bard HVAC

SKU: 8301-079-0001BX
$308.59
MSRP: $354.88
You save 13%
Bard HVAC 8301-079-0001BX Programmed EEV Control Board quantity
Low Voltage Fan Coil & Zone Controller, BACnet MS/TP, RH Sensor

Schneider Electric

SKU: VT8350U5000B
$541.98
MSRP: $623.28
You save 13%
Schneider Electric VT8350U5000B Low Voltage Fan Coil & Zone Controller, BACnet MS/TP quantity
Rooftop Unit & Heat Pump Controller, BACnet MS/TP, 2H/2C, PIR Ready

Schneider Electric

SKU: VT7656B5031B
$311.04
MSRP: $357.70
You save 13%
Schneider Electric VT7656B5031B Rooftop Unit & Heat Pump Controller BACnet MS/TP quantity
Digital Humidistat Controller with Outdoor Reset & High Limit

Schneider Electric

SKU: VH7270K1000
$517.86
MSRP: $595.54
You save 15%
Schneider Electric (Barber Colman) VH7270K1000 Digital Humidistat Controller quantity
Pneumatic Room Thermostat, Heating-Cooling, 2-Pipe

Schneider Electric

SKU: TK-1201
$571.03
MSRP: $656.68
You save 15%
Read more
Remote Bulb Thermostat, SPDT, 100–260°F, 10′ Armored Capillary

Schneider Electric

SKU: TC-4122
$296.40
MSRP: $403.64
You save 27%
Read more
Remote Bulb Thermostat, SPDT, -40 to 120°F, 6′ Copper Capillary

Schneider Electric

SKU: TC-4111
$226.54
MSRP: $260.52
You save 13%
Schneider Electric (Barber Colman) TC-4111 Remote Bulb Thermostat, SPDT quantity
8-Stage Step Controller with Integrated Vernier, 24V

Schneider Electric

SKU: R851V-8
$365.02
MSRP: $921.14
You save 60%
Schneider Electric (Barber Colman) R851V-8 Step Controller, 8-Stage, 24V with Integrated Vernier quantity
8-Stage AC/DC Step Controller for HVAC Sequencing

Schneider Electric

SKU: R851B-8
$365.02
MSRP: $921.14
You save 60%
Schneider Electric (Barber Colman) R851B-8 8-Stage AC/DC Step Controller quantity
Step Controller, 8-Stage, 24V, Integrated Vernier Stage

Schneider Electric

SKU: R850V-8
$307.39
MSRP: $921.14
You save 67%
Schneider Electric (Barber Colman) R850V-8 Step Controller, 8-Stage, 24V, Integrated Vernier quantity
SCR Power Control, 24-600 Vac, 3-Phase, 45 Amp, Surface/In-Panel

Schneider Electric

SKU: R820-643
$856.06
MSRP: $1,076.39
You save 20%
Schneider Electric (Barber Colman) R820-643 SCR Power Control, 3-Phase, 45A 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
SCR Power Control, 24-600 Vac, 3-Phase, 25 Amp, Surface/In-Panel Mount

Schneider Electric

SKU: R820-623
$300.62
MSRP: $564.64
You save 47%
Schneider Electric (Barber Colman) R820-623 SCR Power Control, 24-600 Vac, 3-Phase, 25A quantity
SCR Power Center R2, 347V, 25A

Schneider Electric

SKU: R820-621-REV2
$51.33
MSRP: $443.89
You save 88%
Schneider Electric (Barber Colman) R820-621-REV2 SCR Power Center R2 347V 25A 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
24V Single Circuit Electronic Expansion Valve Superheat Controller

Copeland

SKU: 097175
$271.53
MSRP: $312.26
You save 15%
Copeland 097175 24V Single Circuit EXV Superheat Controller, Model EXD-SH1 quantity
XEV EX48 Electronic Expansion Valve Controller REV 1.5

Copeland

SKU: 066884
$343.49
MSRP: $395.01
You save 15%
Copeland 066884 XEV EX48 Controller REV 1.5 quantity
OMB-MO1 Crankcase Oil Level Protection Control, 24VAC

Copeland

SKU: 065366
$588.89
MSRP: $677.22
You save 15%
Copeland 065366 OMB-MO1 Crankcase Oil Level Protection Control 24VAC quantity

Specialty Controls

Brand

Category

Voltage

Temperature

Brand

Category

Voltage

Temperature