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 289–336 of 3399 resultsSorted by popularity

Lennox OEM Furnace Control Circuit Board

White-Rodgers

SKU: 50A66-743

Rated 5.00 out of 5

$150.21Add to Cart for Savings

White-Rodgers 50A66-743 Lennox OEM Furnace Control Circuit Board quantity
T-32-P2 Universal 7-Day Programmable Thermostat, 3H/2C , Version 2.2

iO HVAC Controls

SKU: T-32-P2

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6-Zone 4H/2C Control Panel Kit with ESP

iO HVAC Controls

SKU: ZP6-ESP-KIT

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Replacement Low Voltage Humidifier Transformer

Aprilaire

SKU: 4010

Rated 5.00 out of 5
$27.77
MSRP: $31.94
You save 15%
Aprilaire 4010 Humidifier Transformer, Low-Voltage Converter quantity
FocusPRO Programmable Thermostat with RedLINK

Resideo

SKU: TH6320R1004

Rated 5 out of 5
$189.18
Honeywell TH6320R1004 FocusPRO Programmable Thermostat with RedLINK quantity
Non-Programmable Digital Thermostat, 2H/1C

White-Rodgers

SKU: 1F89-211

Rated 5.00 out of 5
$59.72
White-Rodgers 1F89-211 Non-Programmable Thermostat 2H/1C quantity
Line Volt Mechanical Temperature Controller

Johnson Controls

SKU: A19ABA-40C
$87.13
Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller quantity
Static Pressure Sensor .08in-1.2inWC

iO HVAC Controls

SKU: ZPA-SPS

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Multi-Tap Transformer with Circuit Breaker

Functional Devices

SKU: TR50VA004
$38.30
Functional Devices TR50VA004 Multi-Tap Transformer and Circuit Breaker quantity
Non-Programmable 2H/1C Thermostat, Dual-Powered

Aprilaire

SKU: 8446

Rated 5.00 out of 5
$27.99
Read more
Control Panel 4 Zone 3H/2C, Up to 32 Zones

Resideo

SKU: HZ432

Rated 5 out of 5
$399.99
Honeywell TrueZONE HZ432 4-Zone Control Panel, 3H/3C quantity
Nordyne Furnace Control Board Replacement

ICM Controls

SKU: ICM2805A

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls ICM2805A Nordyne Furnace Control Board Replacement quantity
24V 40VA Transformer Mounted in a 4″ Box

iO HVAC Controls

SKU: TR-40-B

$36.00Add to Cart for Savings

TR-40-B 40VA Transformer Mounted in a 4 x 4 Box quantity
SmartSensor for Doors and Windows, 2-Pack

ecobee

SKU: EB-DWSHM2PK-01
$79.99
ecobee EB-DWSHM2PK-01 SmartSensor for Doors and Windows, 2-Pack quantity
Digital 7-Day/5-1-1 Programmable Thermostat, 2H/2C, 3H/2C Heat Pump, 24V

Pro1 IAQ

SKU: T755
$86.99
MSRP: $176.04
You save 51%
PRO1 T755 Digital 7-Day/5-1-1 Programmable Thermostat, 2H/2C, 3H/2C Heat Pump, 24V quantity
24V Lead/Lag Controller Run Time Balancer

iO HVAC Controls

SKU: iO-LL

Rated 5.00 out of 5
$124.69
iO HVAC Controls iO-LL LLC-200 24V Lead/Lag Controller quantity
T9 Color LCD Touchscreen Smart Thermostat

Honeywell Home

SKU: RCHT9510WFW2001

Rated 5.00 out of 5
$179.99
Honeywell RCHT9510WFW2001 T9 Color LCD Touchscreen Smart Thermostat quantity
Supco SLS200 Auto Reset Thermostat

Supco

SKU: SLS200
$8.88
MSRP: $10.21
You save 15%
Supco SLS200 Auto Reset Thermostat quantity
24V Replacement For V8043E With End Switch

Resideo

SKU: 40003916-026

Rated 5.00 out of 5
$89.03
Honeywell Home 40003916-026 24V Replacement For V8043E W/ End Switch quantity
Prestige Thermostat Kit 4H/2C, RIG, EIM, In/Out Sensor, 2 Duct Sensors

Resideo

SKU: YTHX9421R7001WW

Rated 5.00 out of 5
$557.47
Read more
iO HVAC Controls iO-FAVPAN Fresh Air Ventilation Control Panel (Panel Only)

iO HVAC Controls

SKU: iO-FAVPAN

$133.29Add to Cart for Savings

iO HVAC Controls iO-FAVPAN Fresh Air Ventilation Control Panel (Panel Only) quantity
Electronic Digital Wall Thermostat

Supco

SKU: 43054
$34.99
MSRP: $40.24
You save 15%
Supco 43054 Electronic Digital Wall Thermostat for Heat Pump Systems quantity
120V Defrost Timer for Automatic Defrost

Paragon

SKU: 8141-00
$127.15
MSRP: $521.90
You save 76%
Paragon 8141-00 120V Defrost Controller for Automatic Defrost quantity
Indoor Wireless Sensor for 7500 and 7320 Thermostats

Braeburn

SKU: 7390

Rated 5.00 out of 5
$41.40
MSRP: $47.61
You save 15%
Braeburn 7390 Indoor Wireless Sensor for 7500 and 7320 Thermostats quantity
Transparent Thermostat Enclosure Guard Kit

Robertshaw

SKU: 190-052
$27.60
MSRP: $31.74
You save 15%
Robertshaw 190-052 Clear Thermostat Guard quantity
Fan Blower Replacement Control Board for Carrier

ICM Controls

SKU: ICM271

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls ICM271 Fan Blower Replacement Control Board for Carrier quantity
18 AWG 12C Solid Thermostat Cable, White 250ft Reel

Genesis

SKU: TW-18/12

Rated 5.00 out of 5
$245.41
MSRP: $282.23
You save 15%
Genesis TW-18/12 (47190101) Non-Plenum Rated Thermostat Wire in 250ft Roll quantity
Round 1H/1C Mercury-Free Thermostat

Resideo

SKU: T87N1026
$83.62
Honeywell T87N1026 Round, Easy-To-See Mercury-Free Thermostat, 1H/1C quantity
Outdoor/Duct Mount Temperature Sensor with Automatic Control

Aprilaire

SKU: 8052
$8.55
MSRP: $9.83
You save 15%
Aprilaire 8052 Outdoor/Duct Mount Temperature Sensor quantity
3-Zone Universal Zone Panel Kit with ESP

iO HVAC Controls

SKU: ZP3-ESP-KIT

$398.29Add to Cart for Savings

iO HVAC Controls ZP3-ESP-KIT 3-Zone Universal Zone Panel Kit with ESP 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
Genesis 24/2 BACnet Blue Twisted Pair Communication Wire, 1000ft

Genesis

SKU: 24/2 BACnet Wire
$322.63
MSRP: $371.02
You save 15%
Genesis 24/2 BACnet Blue Twisted Pair Communication Wire, 1000ft quantity
Low Pressure Switch Open 25 PSI, Close 50 PSI

Supco

SKU: SLP2550
$12.99
MSRP: $14.94
You save 15%
Supco SLP2550 Low Pressure Switch | 25 PSI Open, 50 PSI Close quantity
Digital 5/1/1-Day Programmable Thermostat, 2H/1C, Heat Pump, 24V

Pro1 IAQ

SKU: T625-2
$59.99
MSRP: $119.91
You save 50%
PRO1 T625-2 Digital 5/1/1-Day Programmable Thermostat, 2H/1C, Heat Pump, 24V quantity
Condensing Unit/Compressor Or Boiler And Thermostat Linkage

Resideo

SKU: ERM5220R1018
$150.99
Honeywell ERM5220R1018 RedLINK Equipment Remote Module quantity
20-Zone Commercial Zone Control Panel

iO HVAC Controls

SKU: Z-2000

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Non-Programmable Dual Powered Thermostat, 1H/1C/1-Heat Pump

ICM Controls

SKU: SC2010L

Rated 5.00 out of 5

Add to Cart for Savings

ICM Controls SC2010L Non-Programmable Dual Powered Thermostat, 1H/1C quantity
Zone Panel, Up to 4 Additional Zones with a Maximum of 32

Resideo

SKU: TAZ-4H

Rated 5.00 out of 5
$259.94
Honeywell TAZ-4H Add-A-Zone Zone Panel for HZ432 for 4+ Zones quantity
18 AWG 3C Solid Plenum Thermostat Cable, 500ft Reel

Genesis

SKU: TWP-18/3
$100.40
MSRP: $115.46
You save 15%
Genesis TWP-18/3 (47614812) Plenum-Rated Solid Thermostat Wire, 500ft Reel quantity
Wire,Thermo.18AWG,8 Cond.250ft

Southwire

SKU: 620-18-8
$135.46
MSRP: $155.78
You save 15%
Southwire 620-18-8 Wire,Thermo.18AWG,8 Cond.250ft quantity
Digital Non-Programmable Thermostat, 2H/1C, Heat Pump, 24V

Pro1 IAQ

SKU: T621-2
$37.50
PRO1 T621-2 Digital Non-Programmable Thermostat, 2H/1C, Heat Pump, 24V quantity
Integrated Furnace Control Board with 120V Ignitor

White-Rodgers

SKU: 50A55-3797

Rated 5 out of 5
$116.61
White-Rodgers 50A55-3797 Trane Integrated Furnace Control Replacement quantity
Portable Comfort Control Station

Resideo

SKU: REM5000R1001

Rated 5 out of 5
$130.94
Honeywell REM5000R1001 Portable Comfort Control Station quantity
Round Mercury-Free Thermostat Heat Only

Resideo

SKU: T87K1007
$46.33
Honeywell T87K1007 The Round Manual Thermostat – Non-Programmable 24 VAC, Heat Only quantity
Large Universal Thermostat Guard, Clear

Resideo

SKU: TG512A1009
$39.06
Honeywell TG512A1009 Large Universal Thermostat Guard, Clear quantity
Genesis 33192103 24AWG 1 Stranded Pair Shielded Low-Cap Communication Wire, 1000′ Reel-in-a-Box

Genesis

SKU: 24/2 BACnet O-Wire
$291.89
MSRP: $335.68
You save 15%
Genesis 33192103 24AWG 1 Stranded Pair Shielded Low-Cap Communication Wire, 1000' Reel-in-a-Box quantity
Line Voltage Electric Heating Thermostat

Robertshaw

SKU: 802
$24.05
MSRP: $27.66
You save 15%
Robertshaw 802 Line Voltage Electric Heating Thermostat quantity
208/240V Defrost Timer – Mechanism Only

Paragon

SKU: 8145-20M
$99.74
MSRP: $225.37
You save 56%
Paragon 8145-20M 208/240V Defrost Timer, Mechanism Only quantity

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