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 3841–3888 of 4992 resultsSorted by popularity

Control Board Kit – Reliable Furnace Replacement

Rheem

SKU: 47-102090-93
$367.44
MSRP: $422.56
You save 15%
Rheem 47-102090-93 Control Board Kit – Reliable Furnace Replacement quantity
Thermostat & M/R Hi-Limit Kit – Reliable Furnace Safety Control

Rheem

SKU: SP12015
$513.45
MSRP: $590.47
You save 15%
Rheem SP12015 Thermostat & M/R Hi-Limit Kit – Reliable Furnace Safety Control quantity
Temperature Control – 180°F Close / 200°F Open Auto Reset Limit Switch

Rheem

SKU: 47-25349-05
$10.58
MSRP: $12.17
You save 15%
Rheem 47-25349-05 Temperature Control – 180°F Close / 200°F Open Auto Reset Limit Switch quantity
Dual Pressure Switch – Reliable HVAC Airflow Monitoring

Rheem

SKU: 42-102072-21
$38.55
MSRP: $44.33
You save 15%
Read more
Temperature Control – 130°F Close / 150°F Open Auto Reset Limit Switch

Rheem

SKU: 47-25349-03
$10.58
MSRP: $12.17
You save 15%
Rheem 47-25349-03 Temperature Control – 130°F Close / 150°F Open Auto Reset Limit Switch quantity
Entering/Leaving Temperature Sensor

York

SKU: 025-53146-000
$181.45
MSRP: $208.67
You save 15%
Read more
Discharge Pressure Transducer — 0-650 PSI Sensor with Harness

York

SKU: 492-23236-011
$1,278.49
MSRP: $1,470.26
You save 15%
Read more
SPST M/R Temperature Control — 190° Open Limit Switch

York

SKU: S1-025-32655-000
$41.23
MSRP: $47.41
You save 15%
Read more
Control Board – Reliable Furnace Control Replacement

Rheem

SKU: 62-102860-05
$262.43
MSRP: $301.79
You save 13%
Rheem 62-102860-05 Control Board – Reliable Furnace Control Replacement quantity
Dual Pressure Switch – -0.40/-0.20″WC Reliable HVAC Safety Control

Rheem

SKU: 42-24166-89
$110.26
MSRP: $126.80
You save 15%
Rheem 42-24166-89 Dual Pressure Switch – -0.40/-0.20"WC Reliable HVAC Safety Control quantity
Pressure Switch – -1.11″WC, 1/4″ Barb, SPST

Rheem

SKU: 42-24196-83
$41.66
MSRP: $47.91
You save 15%
Rheem 42-24196-83 Pressure Switch – -1.11"WC, 1/4" Barb, SPST quantity
Temperature Control – 110°F Close / 150°F Open Auto Reset Limit Switch

Rheem

SKU: 47-20045-02
$27.80
MSRP: $31.97
You save 15%
Rheem 47-20045-02 Temperature Control – 110°F Close / 150°F Open Auto Reset Limit Switch quantity
Integrated Furnace Control – Reliable OEM HVAC System Controller

Rheem

SKU: 62-103189-01
$260.19
MSRP: $299.22
You save 13%
Rheem 62-103189-01 Integrated Furnace Control – Reliable OEM HVAC System Controller quantity
Cadmium‑Cell Flame Detector

York

SKU: S1-025-26967-000
$169.48
MSRP: $194.90
You save 15%
Read more
6″ Lead Temperature Sensor with Terminals

York

SKU: S1-031-03027-000
$91.08
MSRP: $104.74
You save 15%
Read more
Pressure Transducer — 5 VDC In / 0–5 VDC Out

York

SKU: 025-29139-009
$785.60
MSRP: $903.44
You save 15%
Read more
Pressure Switch Kit – Reliable Furnace Safety and Performance Control

Rheem

SKU: PD425143
$17.21
MSRP: $19.79
You save 15%
Rheem PD425143 Pressure Switch Kit – Reliable Furnace Safety and Performance Control quantity
Integrated Furnace Control – Reliable OEM Furnace Control Board Replacement

Rheem

SKU: 62-102784-01
$406.06
MSRP: $466.97
You save 15%
Rheem 62-102784-01 Integrated Furnace Control – Reliable OEM Furnace Control Board Replacement quantity
SPST Pressure Switch, 0.6″ WC with 1/4″ Barb Connection

Rheem

SKU: 42-24196-85
$47.80
MSRP: $54.97
You save 15%
Rheem 42-24196-85 SPST Pressure Switch, 0.6" WC with 1/4" Barb Connection quantity
Pressure Switch – Reliable Draft & Safety Control for HVAC Systems

Rheem

SKU: 42-102056-02
$43.01
MSRP: $49.46
You save 13%
Rheem 42-102056-02 Pressure Switch – Reliable Draft & Safety Control for HVAC Systems quantity
Temperature Sensor

York

SKU: S1-025-42683-000
$26.61
MSRP: $30.60
You save 15%
Read more
2‑Stage Control Board Kit

York

SKU: S1-331-09150-000
$415.44
MSRP: $477.76
You save 15%
Read more
Control Board (Simplicity Series)

York

SKU: S1-331-03005-000
$420.00
MSRP: $483.00
You save 15%
Read more
Flow Sensor

York

SKU: 025-41573-000
$662.00
MSRP: $761.30
You save 15%
Read more
Pressure Switch

York

SKU: S1-024-35775-000
$44.81
MSRP: $51.53
You save 15%
Read more
Variable Frequency Drive (VFD) Controller (3 HP, 240 V, 3‑Phase)

York

SKU: S1-6109896
$997.18
MSRP: $1,146.76
You save 15%
Read more
Pressure Switch

York

SKU: S1-024-35760-000
$42.85
MSRP: $49.28
You save 15%
Read more
Wall‑Mount Humidity & Temperature Sensor

York

SKU: S1-H68N30N00WS
$587.59
MSRP: $675.73
You save 15%
Read more
Control Board

Burnham Boiler

SKU: 103966-02
$251.59
MSRP: $289.33
You save 15%
Burnham Boiler 103966-02 Control Board quantity
Repair Kit 3.0″ W.C. Pressure Switch

Burnham Boiler

SKU: 108893-01
$49.31
MSRP: $56.71
You save 15%
Burnham 108893-01 Repair Kit 3.0″ W.C. Pressure Switch quantity
Universal Electronic Fan Timer

York

SKU: S1-ST9120U1011
$414.28
MSRP: $476.42
You save 15%
Read more
Pressure Control Switch

York

SKU: S1-024-27634-001
$47.24
MSRP: $54.33
You save 15%
Read more
Mixed‑Air Solid‑State Sensor

York

SKU: S1-025-46382-000
$134.98
MSRP: $155.23
You save 15%
Read more
Enthalpy Sensor

York

SKU: S1-025-46381-000
$382.95
MSRP: $440.39
You save 15%
Read more
Discharge Temperature Sensor

York

SKU: 025-53142-000
$248.19
MSRP: $285.42
You save 15%
Read more
High-Pressure Switch

Carrier

SKU: HK02ZA439
$69.20
MSRP: $79.58
You save 15%
Carrier HK02ZA439 High-Pressure Switch quantity
Programmable Slimline Thermostat

Carrier

SKU: VST4900
$163.75
MSRP: $188.31
You save 15%
Carrier VST4900 Programmable Slimline Thermostat quantity
Programmable Thermostat

Carrier

SKU: VST1010
$58.16
MSRP: $66.88
You save 15%
Carrier VST1010 Programmable Thermostat quantity
High-Pressure Switch (448 psi Open / 327 psi Close)

Carrier

SKU: HK02ZA442
$132.10
MSRP: $151.92
You save 15%
Carrier HK02ZA442 High-Pressure Switch (448 psi Open / 327 psi Close) quantity
Space Temperature Sensor

Carrier

SKU: 33ZCT56SPT
$112.80
MSRP: $129.72
You save 15%
Carrier 33ZCT56SPT Space Temperature Sensor quantity
Flame Sensor

Carrier

SKU: LH680013
$38.13
MSRP: $43.85
You save 15%
Carrier LH680013 Flame Sensor quantity
Linear Actuator

Carrier

SKU: 00PPG000030900A
$2,510.08
MSRP: $2,886.59
You save 15%
Carrier 00PPG000030900A Linear Actuator quantity
Electric Lower Thermostat – OEM Water Heater Temperature Control

Rheem

SKU: SP210239
$18.74
MSRP: $21.55
You save 15%
Rheem SP210239 Electric Lower Thermostat – OEM Water Heater Temperature Control quantity
Integrated Furnace Control – OEM Ignition & Blower Management Board

Rheem

SKU: 62-24268-03
$178.45
MSRP: $205.22
You save 15%
Rheem 62-24268-03 Integrated Furnace Control – OEM Ignition & Blower Management Board quantity
High Fire Pressure Switch

Carrier

SKU: HK06MC110
$76.05
MSRP: $87.46
You save 15%
Carrier HK06MC110 High Fire Pressure Switch quantity
Freeze Sensor / Thermistor

Carrier

SKU: S17S0030N01
$82.76
MSRP: $95.17
You save 15%
Carrier S17S0030N01 Freeze Sensor / Thermistor quantity
Flame Sensor – Reliable OEM Burner Flame Detection Probe

Rheem

SKU: 62-21744-01
$30.94
MSRP: $35.58
You save 15%
Rheem 62-21744-01 Flame Sensor – Reliable OEM Burner Flame Detection Probe quantity
Low‑Pressure Switch (35‑60 psi)

Carrier

SKU: 13B0055N01
$30.35
MSRP: $34.90
You save 15%
Carrier 13B0055N01 Low‑Pressure Switch (35‑60 psi) quantity