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 721–768 of 3399 resultsSorted by popularity

Air Pressure Switch

York

SKU: S1-024-35271-000
$46.74
MSRP: $53.75
You save 15%
York S1-024-35271-000 Air Pressure Switch quantity
Integrated Control Board

York

SKU: S1-7990-319P
$278.28
MSRP: $320.02
You save 15%
York S1-7990-319P Integrated Control Board quantity
Temperature Sensor

Burnham Boiler

SKU: 111455-01
$62.25
MSRP: $71.59
You save 15%
Burnham Boiler 111455-01 Temperature Sensor quantity
Pressure Switch – -0.30″ PF OEM Furnace & HVAC Safety Component

Rheem

SKU: PD425144
$17.21
MSRP: $19.79
You save 15%
Rheem PD425144 Pressure Switch – -0.30" PF OEM Furnace & HVAC Safety Component quantity
Flow Sensor

York

SKU: 025-43553-000
$691.60
MSRP: $795.34
You save 15%
York 025‑43553‑000 — OEM Flow Sensor quantity
OEM Control Board / Blower Delay Board

York

SKU: S1-031-02986-000
$114.63
MSRP: $131.82
You save 15%
York S1‑031‑02986‑000 — OEM Control Board / Blower Delay Board quantity
Pressure Switch – OEM Furnace & HVAC Safety Control

Rheem

SKU: 42-102072-01
$41.99
MSRP: $48.29
You save 15%
Rheem 42-102072-01 Pressure Switch – OEM Furnace & HVAC Safety Control quantity
24Hr 7Day 120V Electronic/DIN Rail Mount Timer

Intermatic

SKU: FM1D20-AV-U
$236.09
MSRP: $271.50
You save 15%
Intermatic FM1D20-AV-U 24Hr 7Day 120V Electronic/DIN Rail Mount Timer quantity
SPST Pressure Switch – -0.80″ WC, 1/4″ Barb, OEM Furnace Safety Control

Rheem

SKU: 42-24196-82
$37.91
MSRP: $43.60
You save 15%
Rheem 42-24196-82 SPST Pressure Switch – -0.80" WC, 1/4" Barb, OEM Furnace Safety Control quantity
Defrost Relay – OEM HVAC Replacement Component

Rheem

SKU: 42-19736-86
$34.39
MSRP: $39.55
You save 15%
Read more
-0.35″ WC SPST Pressure Switch – OEM Furnace & HVAC Replacement

Rheem

SKU: 42-105601-25K
$19.61
MSRP: $22.55
You save 15%
Rheem 42-105601-25K -0.35" WC SPST Pressure Switch – OEM Furnace & HVAC Replacement quantity
L180F Limit Upper Thermostat – Reliable Overheat Protection

Rheem

SKU: AP17231
$28.67
MSRP: $32.97
You save 15%
Read more
Pressure Switch – Reliable HVAC Safety Control

Rheem

SKU: 42-105499-06K
$19.21
MSRP: $22.09
You save 15%
Rheem 42-105499-06K Pressure Switch – Reliable HVAC Safety Control quantity
Pressure Switch – 1.30″WC Vent Safety Control

Rheem

SKU: 42-24196-81
$40.13
MSRP: $46.15
You save 15%
Rheem 42-24196-81 Pressure Switch – 1.30"WC Vent Safety Control quantity
Temperature Defrost Thermistor Sensor

York

SKU: S1-025-47281-000
$39.55
MSRP: $45.48
You save 15%
York S1‑025‑47281‑000 Temperature Defrost Thermistor Sensor quantity
2‑Stage Furnace Control Board

York

SKU: S1-331-03009-000
$275.15
MSRP: $316.42
You save 15%
York S1‑331‑03009‑000 2‑Stage Furnace Control Board quantity
Single‑Stage Control Board

York

SKU: S1-031-03010-000
$183.66
MSRP: $211.21
You save 15%
York S1‑031‑03010‑000 Single‑Stage Control Board quantity
High‑Pressure Switch

York

SKU: S1-5992116
$65.49
MSRP: $75.31
You save 15%
York S1‑5992116 High‑Pressure Switch quantity
OEM Replacement Control Board

Carrier

SKU: HK38EA056
$650.00
MSRP: $747.50
You save 15%
Carrier HK38EA056 OEM Replacement Control Board quantity
Dual Pressure Switch Assembly – Reliable OEM Airflow & Safety Control

Rheem

SKU: 42-106209-01K
$57.34
MSRP: $65.94
You save 15%
Rheem 42-106209-01K Dual Pressure Switch Assembly – Reliable OEM Airflow & Safety Control quantity
Dual Pressure Switch – Reliable OEM Airflow & Safety Control

Rheem

SKU: 42-102056-06K
$27.35
MSRP: $31.45
You save 15%
Rheem 42-102056-06K Dual Pressure Switch – Reliable OEM Airflow & Safety Control quantity
Flame Sensor Kit

Burnham Boiler

SKU: 105798-01
$60.96
MSRP: $70.10
You save 15%
Burnham Boiler 105798-01 Flame Sensor Kit quantity
.88″wc Pressure Switch

Burnham Boiler

SKU: 80160760
$53.74
MSRP: $61.80
You save 15%
Burnham Boiler 80160760 .88"wc Pressure Switch quantity
Defrost Control Board Kit – Reliable OEM Heat Pump Defrost Management

Rheem

SKU: 47-102684-83
$107.75
MSRP: $123.91
You save 15%
Rheem 47-102684-83 Defrost Control Board Kit – Reliable OEM Heat Pump Defrost Management quantity
Pressure Switch – Reliable -0.60″ WC OEM Airflow Safety Control

Rheem

SKU: PD425154
$17.21
MSRP: $19.79
You save 15%
Rheem PD425154 Pressure Switch – Reliable -0.60" WC OEM Airflow Safety Control quantity
Control Board – OEM Furnace Circuit Control Replacement

Rheem

SKU: 47-100436-02
$46.61
MSRP: $53.60
You save 13%
Rheem 47-100436-02 Control Board – OEM Furnace Circuit Control Replacement quantity
ECM Control Board – OEM Variable Speed Motor Control Module

Rheem

SKU: 47-100436-07K
$58.69
MSRP: $67.49
You save 15%
Rheem 47-100436-07K ECM Control Board – OEM Variable Speed Motor Control Module quantity
Defrost and Ambient Sensor Kit – OEM Temperature Sensing for Heat Pump Defrost Control

Rheem

SKU: PD476604
$20.14
MSRP: $23.16
You save 15%
Rheem PD476604 Defrost and Ambient Sensor Kit – OEM Temperature Sensing for Heat Pump Defrost Control quantity
Pressure Switch – -0.40″ WC Furnace Airflow Safety Switch

Rheem

SKU: PD425148
$21.28
MSRP: $24.47
You save 15%
Rheem PD425148 Pressure Switch – -0.40" WC Furnace Airflow Safety Switch quantity
Rheem 62-105217-01 Integrated Control Board – OEM Furnace Control Module

Rheem

SKU: 62-105217-01
$186.96
MSRP: $215.00
You save 15%
Rheem 62-105217-01 Integrated Control Board quantity
Flame Sensor Assembly

Carrier

SKU: LH33WZ005
$107.00
MSRP: $123.05
You save 15%
Carrier LH33WZ005 Flame Sensor Assembly quantity
Main Circuit Board

Carrier

SKU: HH84AA021
$147.50
MSRP: $169.63
You save 15%
Carrier HH84AA021 Main Control Circuit Board quantity
7‑Day Programmable Thermostat – 3 Heat / 2 Cool Stages

Carrier

SKU: VST4800
$129.36
MSRP: $148.76
You save 15%
Carrier VST4800 7‑Day Programmable Thermostat – 3 Heat / 2 Cool Stages quantity
Pressure Switch – SPST -.10″ WC 1/4″ Barb Furnace Safety Switch

Armstrong Furnace

SKU: R102463-01
$45.75
MSRP: $52.61
You save 15%
Armstrong R102463-01 Pressure Switch – SPST -.10" WC 1/4" Barb Furnace Safety Switch quantity
Flame Sensor

Burnham Boiler

SKU: 8236040
$24.84
MSRP: $28.57
You save 15%
Burnham Boiler 8236040 Flame Sensor quantity
Thermistor (Entering/Leaving Water Temperature Sensor)

Carrier

SKU: RC6600035
$335.38
MSRP: $385.69
You save 15%
Carrier RC6600035 Thermistor (Entering/Leaving Water Temperature Sensor) quantity
KPU1 Low Pressure Control – Reliable Automatic Regulation for HVAC and Refrigeration Systems

Danfoss

SKU: 060-5613
$94.26
MSRP: $108.40
You save 15%
Danfoss 060-5613 KPU1 Low Pressure Control – Reliable Automatic Regulation for HVAC and Refrigeration Systems quantity
Dual Pressure Switch

Carrier

SKU: HK06MB020
$78.85
MSRP: $90.68
You save 15%
Carrier HK06MB020 Dual Pressure Switch quantity
Dual Pressure Switch

Carrier

SKU: HK06MB028
$75.47
MSRP: $86.79
You save 15%
Carrier HK06MB028 Dual Pressure Switch quantity
Control Board

Burnham Boiler

SKU: 107877-01

Rated 5 out of 5
$693.39
MSRP: $797.40
You save 13%
Burnham Boiler 107877-01 Control Board quantity
Burnham Boiler 60160884 PRESSURE SWITCH W/HOSE

Burnham Boiler

SKU: 60160884
$88.15
MSRP: $101.37
You save 15%
Burnham Boiler 60160884 Pressure Switch with Hose quantity
Carrier HH18HA279 — OEM Defrost Sensor / Temperature Activation Switch

Carrier

SKU: HH18HA279
$30.74
MSRP: $35.35
You save 15%
Carrier HH18HA279 — OEM Defrost Sensor / Temperature Activation Switch quantity
Carrier HH18HA280 Defrost Stat L80‑50°F — OEM Temperature‑Actuated Switch

Carrier

SKU: HH18HA280
$26.45
MSRP: $30.42
You save 15%
Carrier HH18HA280 Defrost Stat L80‑50°F — OEM Temperature‑Actuated Switch quantity
Danfoss 060-214591 KP36 Pressure Switch – 15–150 PSI Range, Manual Reset, 10 PSI Fixed Differential

Danfoss

SKU: 060-214591
$208.15
MSRP: $252.29
You save 17%
Danfoss 060-214591 KP36 Pressure Switch – 15–150 PSI Range, Manual Reset, 10 PSI Fixed Differential quantity
Danfoss 060G3946 Pressure Transmitter – 0–300 PSI, 4–20mA Output, 1/4″ Connection for Reliable System Monitoring

Danfoss

SKU: 060G3946
$504.85
MSRP: $627.59
You save 20%
Danfoss 060G3946 Pressure Transmitter – 0–300 PSI, 4–20mA Output, 1/4" Connection for Reliable System Monitoring quantity
Danfoss 060-203191 KP-15 Pressure Controller

Danfoss

SKU: 060-203191
$210.44
MSRP: $255.06
You save 17%
Danfoss 060-203191 KP-15 Pressure Controller quantity
Danfoss 060-200491 KP7 Pressure Switch – 115–465 PSI, 58 PSI Differential, 1/4″ MF Connection

Danfoss

SKU: 060-200491
$145.44
MSRP: $169.87
You save 14%
Danfoss 060-200491 KP7 Pressure Switch – 115–465 PSI, 58 PSI Differential, 1/4" MF Connection quantity
Danfoss 077B7001 Refrigerator Thermostat – 4.3′ Capillary, Precise Temperature Control

Danfoss

SKU: 077B7001
$54.80
MSRP: $63.02
You save 15%
Danfoss 077B7001 Refrigerator Thermostat – 4.3' Capillary, Precise Temperature Control quantity

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