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 961–1008 of 5282 resultsSorted by popularity

480VAC Transformer with 12″ Lead Wires Energy

Resideo

SKU: AT87A1155
$77.59
Honeywell AT87A1155 480VAC Transformer with 12in Lead Wires Energy quantity
ETC 2 Inputs 2 Analog Outs, Sensor Included

Honeywell Home

SKU: T775M2006
$282.09
MSRP: $324.40
You save 15%
Honeywell T775M2006 Electronic Temperature Controller with Sensor quantity
Electronic Remote Temperature Controller, 2 SPDT, 2 Sensors

Honeywell Home

SKU: T775R2027
$578.90
MSRP: $665.74
You save 15%
Honeywell T775R2027 Electronic Remote Temperature Controller quantity
20″ Round Automatic Normally Open TrueZONE Damper

Resideo

SKU: ARD20TZ
$247.37
Honeywell/Resideo ARD20TZ 20" Round Automatic TrueZONE Damper, Normally Open quantity
Carrier Single Stage HSI Furnace Control Kit

White-Rodgers

SKU: 50M56U-751
$169.99
Emerson 50M56U-751 Carrier Single-Stage HSI Furnace Control Kit quantity
Motor Monitor to be Used with iO-Twin

iO HVAC Controls

SKU: iO-Twin-MM

$197.03Add to Cart for Savings

iO HVAC Controls iO-Twin-MM Motor Monitor to be Used with iO-Twin quantity
7-Day Programmable Line Voltage Thermostat

Resideo

SKU: TH115-AF-GA

Rated 5.00 out of 5
$257.48
Honeywell TH115-AF-GA 7-Day Programmable Line Voltage Thermostat quantity
Fossil Fuel Kit Discharge Air Thermostat

iO HVAC Controls

SKU: iO-DFK-DAT
$67.21
iO HVAC iO-DFK-DAT Discharge Thermostat for DFK Fossil Fuel Kit quantity
Wall Plug-In Transformer, 120V Primary, 24V Secondary

ELK

SKU: TR-40-P

$117.29Add to Cart for Savings

Elk ELK-TRG2440 Auto-Resetting AC Transformer 24V A/C, 40VA quantity
Steel Thermostat Guard, 5.5″ x 3.5″ x 2.75″

DiversiTech

SKU: 585-TG7
$31.99
MSRP: $36.79
You save 15%
DiversiTech 585-TG7 Steel Thermostat Guard, 5.5in x 3.5in x 2.75in quantity
Wi-Fi Connected Thermostat – Black

LuxPro

SKU: GEO-BL
$101.99
Read more
35 in-lb Spring Return Floating Point Damper Actuator

Belimo

SKU: LF24-3 US
$272.70
Belimo LF24-3 US 35 in-lb Spring Return Floating Point Actuator quantity
Programmable 1H/1C Thermostat, Dual-Powered

Aprilaire

SKU: 8463

Rated 1.00 out of 5
$69.99
Read more
Econostat 1H/1C Vertical Mechanical Thermostat

Resideo

SKU: T834N1002
$43.39
Honeywell T834N1002 Econostat Vertical Mechanical Thermostat, 1H/1C quantity
24V Spring Return Actuator, 2-Position, 62 lb-in, Dual End Switches

Siemens

SKU: GMA126.1U/PS
$237.50
Siemens GMA126.1U/PS 24V Spring Return Actuator, 2-Position, 62 lb-in, Dual End Switches quantity
Air Switch with Adjustable 1″ to 4″ WC Set Points

Energy Saving Products (ESP)

SKU: RSS-498-13
$66.99
MSRP: $77.04
You save 15%
Read more
Retail 7-Day Programmable for Lights – White

Resideo

SKU: RPLS530A1038
$25.99
Read more
Standard Millivolt Heat-Only Manual Thermostat

Honeywell Home

SKU: CT53K1006
$34.20
Read more
Lyric T5+ Wi-Fi Smart Thermostat

Resideo

SKU: RCHT8612WF2005
$140.99
Read more
Sale!
FocusPRO 6000 1H/1C Thermostat

Resideo

SKU: TH6110D1005

Rated 5.00 out of 5
Original price was: $69.99.Current price is: $65.11.
Read more
2-Position Spring Return Actuator, 24V, 62 lb-in

Siemens

SKU: GMA121.1U/PS
$253.95
Siemens GMA121.1U/PS 2-Position Spring Return Actuator, 24V, 62 lb-in quantity
Outdoor temperature sensor, 12 ft lead, up to 200 ft range

White-Rodgers

SKU: F145-1378
$38.49
MSRP: $81.15
You save 53%
White-Rodgers F145-1378 90 Series Outdoor Temperature Sensor quantity
5,000 In-Lb 120V Single-Phase Electric Actuator, NEMA 4

Bray Commercial

SKU: 70-0501-113DA-536K
$4,900.99
MSRP: $5,636.14
You save 13%
Bray Commercial 70-0501-113DA-536K 5,000 In-Lb 120V Electric Actuator NEMA 4 quantity
Oil Furnace Blower Control, OEM Replacement Part

Bard HVAC

SKU: 5651-166BX
$121.30
MSRP: $139.50
You save 13%
Bard HVAC 5651-166BX Oil Furnace Blower Control quantity
Natural Gas Valve 1/2 x 1/2 In. OEM Replacement Part

Bard HVAC

SKU: 5651-160BX
$201.18
MSRP: $231.36
You save 15%
Bard HVAC 5651-160BX Natural Gas Valve 1/2 x 1/2 quantity
Integrated Furnace Control Board, OEM Replacement

Bard HVAC

SKU: 5651-159BX
$217.55
MSRP: $250.18
You save 15%
Bard HVAC 5651-159BX Integrated Furnace Control Board quantity
Integrated Furnace Control Board, OEM Replacement

Bard HVAC

SKU: 5651-144BX
$198.20
MSRP: $227.93
You save 13%
Bard HVAC 5651-144BX Integrated Furnace Control Board quantity
Natural Gas Valve 1/2″ x 1/2″ SmartValve Replacement Part

Bard HVAC

SKU: 5651-142BX
$758.03
MSRP: $871.73
You save 13%
Bard HVAC 5651-142BX Natural Gas Valve 1/2" x 1/2" SmartValve quantity
7200DERS 2-Stage Natural Gas Valve, 1/2″ x 1/2″ Connections

Bard HVAC

SKU: 5651-083BX
$303.38
MSRP: $348.89
You save 13%
Bard HVAC 5651-083BX 7200DERS 2-Stage Natural Gas Valve 1/2" x 1/2" quantity
Natural Gas Valve, 1/2″ x 1/2″ Inlet/Outlet

Bard HVAC

SKU: 5651-080BX
$205.40
MSRP: $236.21
You save 13%
Bard HVAC 5651-080BX Natural Gas Valve 1/2" x 1/2" quantity
Transducer, 0-300 PSI Pressure Range

Bell & Gossett

SKU: S13204
$1,353.69
MSRP: $1,556.74
You save 15%
Bell & Gossett S13204 Transducer, 0-300 PSI quantity
Automatic Timer Kit for NBF Circulator, 15-Min Minimum Interval

Bell & Gossett

SKU: 113210
$145.50
MSRP: $167.33
You save 15%
Bell & Gossett 113210 Automatic Timer Kit for NBF Circulator TC-1 quantity
Non-Spring Return Rotary Actuator, 70 lb-in Torque

Johnson Controls

SKU: M9310-HGA-2
$236.29
MSRP: $271.73
You save 15%
Johnson Controls M9310-HGA-2 Non-Spring Return Rotary Actuator, 70lb-in quantity
Hydrogen Electrochemical Sensor, 0-1000 PPM, NEMA 4X Enclosure

QEL

SKU: Q5-H2-1000P-0-A
$1,189.07
QEL Q5-H2-1000P-0-A Hydrogen Electrochemical Sensor 0-1000 PPM NEMA 4X quantity
34 x 10 Auxiliary Zone Damper

iO HVAC Controls

SKU: SD-3410

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30 x 26 Auxiliary Zone Damper for HVAC Zoning Systems

iO HVAC Controls

SKU: SD-3026

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18/3 Stranded Shielded Plenum-Rated Thermostat Wire, 1000′ Roll

Genesis

SKU: TSSP-18/3 (1000')
$289.41
MSRP: $332.83
You save 13%
Genesis 18/3 Thermostat Wire TSSP-18/3 - 1000' Stranded Shielded Plenum quantity
Nitrogen Dioxide NO2 Gas Detection Sensor

QEL

SKU: Q5-NO2-10P-0-A

$615.04Add to Cart for Savings

Q5-NO2-10P-0-A QEL Nitrogen Dioxide NO2 Gas Detection Sensor quantity
Non Fail-Safe Valve Actuator, AC/DC 24V, On/Off, Floating Point

Belimo

SKU: LRB24-3

View Now
Sale!
2-Wire Replacement Damper Motor, 110 Volt

Jackson Systems

SKU: 78G1001-110
Original price was: $83.33.Current price is: $25.99.
MSRP: $98.33
You save 74%
Jackson Systems 78G1001-110 2-Wire Replacement Damper Motor 110V quantity
Plug w/ 5m Cable for AKS MBS Pressure Sensors EN 175301-803-A

Danfoss

SKU: 060G1034
$54.99
MSRP: $63.24
You save 13%
Read more
MFT Programming Tool for Belimo Actuators

Belimo

SKU: ZTH
$605.06
MSRP: $695.82
You save 13%
Belimo ZTH MFT Programming Tool quantity
Weather Shield for EV/RV/AVK Actuators

Belimo

SKU: ZS-GV-002
$450.63
MSRP: $518.22
You save 13%
Belimo ZS-GV-002 Weather Shield for EV/RV/AVK Actuators quantity
Weather Shield for LV/SV Actuators

Belimo

SKU: ZS-GV-001
$426.56
MSRP: $490.54
You save 15%
Belimo ZS-GV-001 Weather Shield for LV/SV Actuators quantity
3-Way Zone Valve Actuator, 1″ NPT Female, Cv 8.0

Belimo

SKU: ZONE325N-80
$159.69
MSRP: $183.64
You save 15%
Belimo ZONE325N-80 3-Way Zone Valve Actuator, 1" NPT Female, Cv 8.0 quantity
3-Way Sweat Zone Valve Actuator, 3/4″, Cv 1.8

Belimo

SKU: ZONE320S-35
$80.44
MSRP: $92.51
You save 13%
Belimo ZONE320S-35 3-Way Sweat Zone Valve Actuator, 3/4", Cv 1.8 quantity
3-Way 3/4″ NPT Female Zone Valve, Cv 5.0

Belimo

SKU: ZONE320N-50
$100.84
MSRP: $115.97
You save 15%
Belimo ZONE320N-50 3-Way 3/4" NPT Female Zone Valve, Cv 5.0 quantity
Zone Valve, 3-Way Sweat, 1/2″, Cv 3.5

Belimo

SKU: ZONE315S-35
$74.83
MSRP: $86.05
You save 13%
Belimo ZONE315S-35 Zone Valve, 3-Way Sweat, 1/2", Cv 3.5 quantity