HVAC Controls

Increase energy savings and easily control heating and cooling systems with HVAC controls. Utilize easy-to-install fresh air ventilation panels, furnace control boards, HVAC control boards, building automation panels, and kits to introduce clean air into buildings. Control multiple aspects of a system with highly universal digital controls. Also, shop our selection of replacement parts for controllers and larger equipment, defrost controllers, even fireplace controls. Our specialty controls selection addresses unique problems that push the boundaries of innovation within the industry. If you are a contractor check out items like the Wireless Lodge Watch from iO HVAC Controls or the Duel Fuel Kit.

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Showing 241–288 of 4080 resultsSorted by popularity

75VA General-Purpose Foot Mounted Transformer

Resideo

SKU: AT175F1023
$62.50
Honeywell AT175F1023 75VA General-Purpose Foot Mounted Transformer quantity
Universal programmable thermostat with IAQ control, multi-stage support

Pro1 IAQ

SKU: T855SH
$115.99
MSRP: $251.93
You save 54%
PRO1 IAQ T855SH Universal Programmable Thermostat – 2H/3C Conv, 5H/3C Heat Pump quantity
18 AWG 4C Str Shielded Plenum, 1000ft Reel-in-Box

Genesis

SKU: TSP-18/4
$321.22
MSRP: $369.40
You save 15%
Genesis TSP-18/4 (32152112) Twisted, Shielded, Plenum-Rated Wire, 1000ft quantity
Outdoor Temperature Sensor for the ZP Zone Panels

iO HVAC Controls

SKU: ZPA-OTS

$31.89Add to Cart for Savings

iO HVAC ZPA-OTS Outdoor Temperature Sensor for the ZP Zone Panels quantity
Wire Saver C-Wire Power Adapter for Smart or RedLINK 8000 Thermostats

Resideo

SKU: THP9045A2098
$32.44
Honeywell THP9045A2098 Wire Saver C-Wire Power Adapter with magnetic mount for Smart Thermostats or RedLINK 8000 series models quantity
Remote Indoor Temperature Sensor for 5300 and 5400 Thermostats

Braeburn

SKU: 5390
$17.67
MSRP: $20.32
You save 15%
Braeburn 5390 Remote Indoor Temperature Sensor, Contemporary Design quantity
Equipment Interface Module (EIM) for Redlink 3.0 ElitePRO™ and T10+ Thermostats only.

Honeywell Home

SKU: EIM4010
$127.50
MSRP: $146.63
You save 15%
Honeywell EIM4010 Equipment Interface Module, RedLINK 3.0 Wireless, ElitePRO & T10+ Pro Thermostat Compatible quantity
Sale!
Non-Programmable Atlas Thermostat

iO HVAC Controls

SKU: T32-VNP

$56.33Add to Cart for Savings

iO HVAC 3H/2C Vertical non-programmable Atlas Thermostat quantity
Lennox OEM Furnace Control Board Replacement

ICM Controls

SKU: ICM289

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls ICM289 Lennox OEM Furnace Control Board Replacement quantity
18 AWG 5C Solid Plenum Thermostat Cable, 250ft Reel

Genesis

SKU: TWP-18/5
$86.27
MSRP: $99.21
You save 13%
Genesis TWP-18/5 (47630312) Plenum-Rated Thermostat Wire in 250ft Roll quantity
90 sec, 45 in-lb, 3-wire floating point replacement actuator

Belimo

SKU: FP45-Motor
$114.59
Belimo FP45-Motor 90 Second 45 in-lb Floating Point Damper Actuator quantity
O2 Electrochemical Replacement Smart Sensor, 0–25% Volume

QEL

SKU: 85930-916-000
$195.96
QEL 85930-916-000 O2 Electrochemical Replacement Smart Sensor, 0-25% Volume quantity
ElitePRO S900 Smart Thermostat, 4.3″ Touchscreen In White (3H/2C Heat Pump & 2H/2C Conventional)

Honeywell Home

SKU: THX900W1
$137.00
Honeywell THX900W1 ElitePRO S900 Smart Thermostat, 4.3" Touchscreen In White (3H/2C Heat Pump & 2H/2C Conventional) quantity
4-Zone Universal Zone Control Panel with ESP

iO HVAC Controls

SKU: ZP4-ESP

$539.83Add to Cart for Savings

iO HVAC Controls ZP4-ESP 4-Zone Universal 3H/2C Zone Panel with ESP quantity
Temperature and Relative Humidity Module, Flush Mount

Aprilaire

SKU: 8083
$163.69
MSRP: $188.25
You save 15%
Aprilaire 8083 Temperature and Relative Humidity Module quantity
Non-Programmable Digital Thermostat, Heat Only

ICM Controls

SKU: SC1600L

Add to Cart for Savings

ICM Controls SC1600L Non-Programmable Digital Thermostat, Heat Only quantity
90 in-lb Non-Spring Return, Modulating Direct Coupled Actuator

Belimo

SKU: NMB24-SR US

$277.20Add to Cart for Savings

Belimo NMB24-SR US 90 in-lb Non-Spring Return Direct Coupled Actuator quantity
18 AWG 6C Str Shielded Plenum, Natural, 250ft Reels

Genesis

SKU: TSSP-18/6

Rated 5.00 out of 5
$107.64
MSRP: $123.78
You save 15%
Genesis TSSP-18/6 (32160312) Stranded, Shielded, Plenum-Rated Wire, 250ft quantity
Gas Fireplace Remote Control, Battery Operated

Skytech

SKU: 1001-A

Rated 5.00 out of 5

$175.00Add to Cart for Savings

Skytech 1001-A Wireless Fireplace Remote Control System quantity
Control Panel 3 Zone 1H/1C, Up to 3 Zones

Resideo

SKU: HZ311
$133.99
Honeywell TrueZONE HZ311 3-Zone Control Panel, 1H/1C quantity
One Stage, 24 VAC Temperature Controller

Ranco

SKU: ETC-112000
$118.01
MSRP: $230.41
You save 49%
Ranco ETC-112000 One stage 24 VAC Temperature Controller quantity
Wireless Thermostat, 2H/2C Conv, 4H/2C Heat Pump, 7-Day/5-1-1/Non-Prog, Humidity Control

Pro1 IAQ

SKU: T755WHO

Rated 5 out of 5
$164.99
MSRP: $367.30
You save 55%
PRO1 T755WHO Wireless Thermostat, 2H/2C Conv, 4H/2C Heat Pump, 7-Day/5-1-1/Non-Prog, Humidity Control quantity
Furnace Control Replacement for Carrier CES0110057-xx

ICM Controls

SKU: ICM281

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls ICM281 Furnace Control Replacement for Carrier CES0110057-xx quantity
Programmable Single Stage Thermostat

Robertshaw

SKU: RS9110

Rated 5.00 out of 5
$39.93
MSRP: $69.37
You save 42%
Robertshaw RS9110 Programmable Single-Stage Thermostat, 1H/1C quantity
Temperature and Humidity Monitor

iO HVAC Controls

SKU: CO2-TH

Rated 5 out of 5

$235.37Add to Cart for Savings

iO HVAC CO2 Controller; Temperature and Humidity Monitor quantity
Steel Wire Thermostat Guard, 3-5/8″ x 6-1/5″

Johnson Controls

SKU: GRD10-1R
$49.99
Johnson Controls GRD10-1R Steel Wire Thermostat Guard quantity
ICM Controls ICM450A+ Programmable 3-Phase Line Voltage Monitors

ICM Controls

SKU: ICM450A+
$219.99
MSRP: $252.99
You save 15%
ICM Controls ICM450A+ Programmable 3-Phase Line Voltage Monitors quantity
Cielo Breez Max (White)

Cielo

SKU: BM102WA
$96.25
Cielo BM102WA Cielo Breez Max (White) quantity
Thermostat With Wireless Integrated Transceiver

iO HVAC Controls

SKU: WEB-T32P

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Prestige 4H/2C 2-Wire IAQ Programmable Thermostat with RedLINK

Honeywell Home

SKU: THX9421R5021WW
$349.28
Honeywell THX9421R5021 Prestige 2-Wire IAQ Thermostat with RedLINK Technology (White Front/White Sides) quantity
Digital Wi-Fi Programmable Touchscreen Thermostat 4H/2C

Robertshaw

SKU: RS10420T

Rated 2.00 out of 5
$83.75
MSRP: $137.21
You save 39%
Robertshaw RS10420T Digital Programmable Touchscreen Thermostat, 4H/2C quantity
3-Zone Expansion Panel, Expands ZP6 Up to 12 Zones

iO HVAC Controls

SKU: ZP6-EP
$249.25
iO HVAC Controls ZP6-EP 3-Zone Expansion Panel for the ZP6 Zone Panel quantity
6-Zone 3H/2C Control Panel Kit w/ Sensor, 75VA Transformer

iO HVAC Controls

SKU: ZP6-KIT

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Non-Programmable Digital Thermostat, Heat-Only

Braeburn

SKU: 1025NC
$34.67
MSRP: $40.02
You save 13%
Braeburn 1025NC Non-Programmable Digital Thermostat, Heat-Only quantity
ICM Controls

SKU: ICM282B

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls ICM282B OEM Carrier HK42FZ Replacement Control Board quantity
Single-stage 1H/1C non-programmable thermostat, battery or 24V

Pro1 IAQ

SKU: T601-2
$25.00
PRO1 T601-2 Digital Non-Programmable Thermostat, 1H/1C, 2 Sq In Display, 24V quantity
Clear Plastic, Thermostat Guard with Key

MA-Line

SKU: MA-BTGUK2
$17.29
MSRP: $19.88
You save 15%
MA-Line MA-BTGUK2 Clear Plastic, Thermostat Guard with Key quantity
Wired indoor remote temperature sensor, up to 300 ft range

Pro1 IAQ

SKU: R251S
$25.60
PRO1 R251S Wired Indoor Remote Temperature Sensor for T755S, T855SH, T855iSH quantity
ElitePRO S1100 Smart Thermostat, 5” Touchscreen In White (4H/2C Heat Pump & 3H/3C Conventional)

Honeywell Home

SKU: THX1100W3
$200.00
Honeywell THX1100W3 ElitePRO S1100 Smart Thermostat, 5” Touchscreen In White (4H/2C Heat Pump & 3H/3C Conventional) quantity
Cadet T522-W (08301) Mechanical Double Pole Wall Bimetal Thermostat, 22A, White

Cadet

SKU: T522-W
$31.42
MSRP: $36.13
You save 15%
Cadet T522-W (08301) Mechanical Double Pole Wall Bimetal Thermostat, 22A, White quantity
Sale!
Thermostat – 47F Close / 37F Open – 10F Differential

Supco

SKU: ML37
Original price was: $8.23.Current price is: $4.12.
MSRP: $9.71
You save 58%
Supco Duro-Dyne ML37 Thermostat – 47F Close / 37F Open – 10F Differential quantity
Sensi Room Sensors for Touch 2 Thermostat, 1-Pack

White-Rodgers

SKU: RS01-SG
$39.99
Sensi Touch 2 RS01-SG Single Room Sensor for Sensi 2 Thermostat quantity
Single-Stage Digital Temperature Controller

Johnson Controls

SKU: A421GBF-02C
$84.76
Johnson Controls A421GBF-02C Type 1 Electronic Temperature Controller quantity
Wired outdoor/slab remote temperature sensor for Pro1 IAQ thermostats

Pro1 IAQ

SKU: R250S
$28.03
Pro1 R250S Wired Outdoor/Slab Temperature Sensor for T755S, T855SH, T855iSH quantity
Replacement circuit board for HE300 fan powered humidifier

Resideo

SKU: 50057547-001

Rated 5 out of 5
$63.70
Honeywell TrueEASE 50057547-001 Replacement Circuit Board for HE300 Humidifier quantity
Honeywell T410B1004 Non-Programmable Line Voltage Thermostat, White

SKU: T410B1004
$24.99
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6-Zone 4H/2C Control Panel Kit with ESP

iO HVAC Controls

SKU: ZP6-ESP-KIT

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Cielo Smart Thermostat

Cielo

SKU: CT101WA
$135.00
Cielo CT101WA Cielo Smart Thermostat quantity

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