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 1393–1440 of 3399 resultsSorted by popularity

Wall-Mount Humidity & Temperature Sensor, 4–20 mA Output

Veris

SKU: HW2TA2A
$322.06
MSRP: $370.37
You save 15%
Veris HW2TA2A Wall-Mount Humidity & Temperature Sensor, 4–20 mA Output quantity
Current Sensor, 0–10 VDC Output, Solid-Core

Veris

SKU: H623-10
$51.30
MSRP: $59.00
You save 15%
Veris H623-10 Current Sensor, 0–10 VDC Output, Solid-Core quantity
Outdoor Humidity & Temperature Sensor, Wall Mount, 4–20 mA Output

Veris

SKU: HO2XA2A
$599.99
MSRP: $689.99
You save 15%
Veris HO2XA2A Outdoor Humidity & Temperature Sensor, Wall Mount, 4–20 mA Output quantity
Duct Mount Humidity & Temperature Sensor, 4–20 mA Output

Veris

SKU: HD2XA2C
$393.59
MSRP: $452.63
You save 15%
Veris HD2XA2C Duct Mount Humidity & Temperature Sensor, 4–20 mA Output quantity
Differential Air Pressure Transmitter, 0–4″ WC, 4–20 mA Output

Veris

SKU: PWLX04BP
$827.28
MSRP: $951.37
You save 15%
Read more
Wet Differential Pressure Sensor, 0–10 PSI, 4–20 mA Output

Veris

SKU: PWRLX03S010
$668.55
MSRP: $768.83
You save 15%
Veris PWRLX03S010 Wet Differential Pressure Sensor, 0–10 PSI, 4–20 mA Output quantity
Wet Differential Pressure Sensor, 0–3 PSI, 4–20 mA Output

Veris

SKU: PWRLX03S006A
$696.96
MSRP: $801.50
You save 15%
Veris PWRLX03S006A Wet Differential Pressure Sensor, 0–3 PSI, 4–20 mA Output quantity
Solid-Core Current Transducer, 4–20 mA Output

Veris

SKU: H-421
$419.99
MSRP: $482.99
You save 15%
Veris H421 Solid-Core Current Transducer, 4–20 mA Output quantity
Wet Differential Pressure Transducer, 0–5 PSI, 12–30 VDC / 24 VAC

Veris

SKU: PWLN05BP
$1,145.45
MSRP: $1,317.27
You save 15%
Read more
VAV Discharge Air Temperature Sensor

Veris

SKU: TJBJR00
$21.79
MSRP: $25.06
You save 15%
Veris Industries TJBJR00 VAV Discharge Air Temperature Sensor quantity
Outdoor Air Temperature Sensor, 4–20 mA Transmitter Output

Veris

SKU: TOAM10
$147.80
MSRP: $169.97
You save 15%
Veris Industries TOAM10 Outdoor Air Temperature Sensor, 4–20 mA Transmitter Output quantity
Current Transducer, 0–100A, Split-Core, 1kVDC Isolation, Unipolar Output

Veris

SKU: EA20BB010
$179.00
MSRP: $205.85
You save 15%
Veris Industries EA20BB010 Current Transducer, 0–100A, Split-Core, 1kVDC Isolation, Unipolar Output quantity
Immersion Temperature Sensor, 2-1/2″ Probe Length, Duct Mount

Veris

SKU: TIDA1H0
$90.95
MSRP: $104.59
You save 15%
Veris Industries TIDA1H0 Immersion Temperature Sensor, 2-1/2" Probe Length, Duct Mount quantity
Pressure Switch, 2.5–50 in. W.C. Adjustable Range, SPDT, Stainless Steel Diaphragm, NEMA 4X Enclosure

United Electric

SKU: H100-534
$1,046.46
MSRP: $1,203.43
You save 15%
United Electric H100-534 Pressure Switch, 2.5–50 in. W.C. Adjustable Range, SPDT, Stainless Steel Diaphragm, NEMA 4X Enclosure quantity
Differential Pressure Switch, SPDT, NEMA 4 Enclosure

United Electric

SKU: J21K-S150B
$1,249.65
MSRP: $1,437.10
You save 15%
United Electric J21K-S150B Differential Pressure Switch, SPDT, NEMA 4 Enclosure quantity
Differential Pressure Switch, 0–70 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: J21K-357
$699.86
MSRP: $804.84
You save 15%
United Electric J21K-357 Differential Pressure Switch, 0–70 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Pressure Switch, 10–150 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: 10F11
$194.73
MSRP: $223.94
You save 15%
United Electric 10F11 Pressure Switch, 10–150 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Differential Pressure Switch, 0–25 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: J21K-232
$511.70
MSRP: $588.46
You save 15%
United Electric J21K-232 Differential Pressure Switch, 0–25 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Pressure Switch, 4–50 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: 10F-10
$194.73
MSRP: $223.94
You save 15%
United Electric 10F-10 Pressure Switch, 4–50 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Differential Pressure Switch, 2–20 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: H400K-456
$674.63
MSRP: $775.82
You save 15%
United Electric H400K-456 Differential Pressure Switch, 2–20 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Differential Pressure Switch, 3–100 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: H100-702
$272.90
MSRP: $313.84
You save 15%
United Electric H100-702 Differential Pressure Switch, 3–100 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Differential Pressure Switch, 2–20 in. W.C. Adjustable Range, SPDT, Epoxy-Coated NEMA 4 Enclosure

United Electric

SKU: H100K-544
$982.73
MSRP: $1,130.14
You save 15%
United Electric H100K-544 Differential Pressure Switch, 2–20 in. W.C. Adjustable Range, SPDT, Epoxy-Coated NEMA 4 Enclosure quantity
Pressure Switch, Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: H100-171
$495.26
MSRP: $569.55
You save 15%
Read more
Pressure Switch, 2.5–50 in. W.C. Adjustable Range, SPDT, NEMA 4X Enclosure

United Electric

SKU: H100-524
$671.96
MSRP: $772.75
You save 15%
United Electric H100-524 Pressure Switch, 2.5–50 in. W.C. Adjustable Range, SPDT, NEMA 4X Enclosure quantity
Pressure Switch, 0–100 PSI Adjustable Range, 1/4″ NPT, SPDT, NEMA 1 Enclosure

United Electric

SKU: J40-230
$189.04
MSRP: $217.40
You save 15%
United Electric J40-230 Pressure Switch, 0–100 PSI Adjustable Range, 1/4" NPT, SPDT, NEMA 1 Enclosure quantity
Differential Pressure Switch, Adjustable Range, SPDT, Viton Diaphragm, NEMA 4X Enclosure

United Electric

SKU: H400K-456-M540
$687.05
MSRP: $790.11
You save 15%
Read more
Pressure Switch, 3–30 PSI Adjustable Range, SPDT

United Electric

SKU: H54S-24
$218.89
MSRP: $251.72
You save 15%
Read more
Differential Pressure Switch, 10–100 PSI Adjustable Range, SPDT, NEMA 1 Enclosure

United Electric

SKU: J54-25
$184.78
MSRP: $212.50
You save 15%
United Electric J54-25 Differential Pressure Switch, 10–100 PSI Adjustable Range, SPDT, NEMA 1 Enclosure quantity
Pressure Switch, 3–30 PSI Adjustable Range, SPDT, NEMA 1 Enclosure

United Electric

SKU: J54-24
$184.78
MSRP: $212.50
You save 15%
United Electric J54-24 Pressure Switch, 3–30 PSI Adjustable Range, SPDT, NEMA 1 Enclosure quantity
Pressure Switch, 5–80 in. W.C. Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: J400K-455
$637.44
MSRP: $733.06
You save 15%
United Electric J400K-455 Pressure Switch, 5–80 in. W.C. Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Temperature Switch, 0–225°F Adjustable Range, SPDT, NEMA 4X Enclosure

United Electric

SKU: C100-120
$474.74
MSRP: $545.95
You save 15%
United Electric C100-120 Temperature Switch, 0–225°F Adjustable Range, SPDT, NEMA 4X Enclosure quantity
Pressure Switch, 0–90 PSI Adjustable Range, SPDT, NEMA 1 Enclosure

United Electric

SKU: J21K-254
$511.70
MSRP: $588.46
You save 15%
United Electric J21K-254 Pressure Switch, 0–90 PSI Adjustable Range, SPDT, NEMA 1 Enclosure quantity
Differential Pressure Switch, 0–6 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: J21K-140
$735.71
MSRP: $846.07
You save 15%
United Electric J21K-140 Differential Pressure Switch, 0–6 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Differential Pressure Switch, 10–100 PSI Adjustable Range, SPDT

United Electric

SKU: H54-25
$260.11
MSRP: $299.13
You save 15%
United Electric H54-25 Differential Pressure Switch, 10–100 PSI Adjustable Range, SPDT quantity
Pressure Switch, 10–100 PSI Adjustable Range, 1/2″ NPT, Weatherproof Enclosure

United Electric

SKU: J402K-S157B-M210
$1,650.70
MSRP: $1,898.31
You save 15%
United Electric J402K-S157B-M210 Pressure Switch, 10–100 PSI Adjustable Range, 1/2" NPT, Weatherproof Enclosure quantity
Pressure Switch, 30–600 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: 10F-12
$194.73
MSRP: $223.94
You save 15%
United Electric 10F-12 Pressure Switch, 30–600 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Pressure Switch, 5–80 PSI Adjustable Range, SPDT, NEMA 4X Multi-Output

United Electric

SKU: H400K-455
$674.63
MSRP: $775.82
You save 15%
United Electric H400K-455 Pressure Switch, 5–80 PSI Adjustable Range, SPDT, NEMA 4X Multi-Output quantity
Pressure Switch, 180–3000 PSI Adjustable Range, SPDT, NEMA 4 Enclosure

United Electric

SKU: 10-E14
$180.51
MSRP: $207.59
You save 15%
United Electric 10-E14 Pressure Switch, 180–3000 PSI Adjustable Range, SPDT, NEMA 4 Enclosure quantity
Pressure Switch, Adjustable Range, SPDT, NEMA 4 Mini Switch

United Electric

SKU: 10-C14
$174.51
MSRP: $200.69
You save 15%
United Electric 10-C14 Pressure Switch, Adjustable Range, SPDT, NEMA 4 Mini Switch quantity
Differential Pressure Switch, 9–300 PSI Adjustable Range, 1/4″ NPT, NEMA 4 Enclosure

United Electric

SKU: H100-703
$272.90
MSRP: $313.84
You save 15%
United Electric H100-703 Differential Pressure Switch, 9–300 PSI Adjustable Range, 1/4" NPT, NEMA 4 Enclosure quantity
Pressure Switch, 30–600 PSI Adjustable Range, SPDT, NEMA 4 Mini Switch

United Electric

SKU: 10-C12
$174.51
MSRP: $200.69
You save 15%
United Electric 10-C12 Pressure Switch, 30–600 PSI Adjustable Range, SPDT, NEMA 4 Mini Switch quantity
Pressure Switch, 10–150 PSI Adjustable Range, SPDT, NEMA 4 Mini Switch

United Electric

SKU: 10-C11
$174.51
MSRP: $200.69
You save 15%
United Electric 10-C11 Pressure Switch, 10–150 PSI Adjustable Range, SPDT, NEMA 4 Mini Switch quantity
Direct Drive Fan Assembly, SZ05/SZ07 Units

Enviro-tec

SKU: 16-13010-01
$476.05
MSRP: $547.46
You save 15%
Enviro-Tec 16-13010-01 Direct Drive Fan Assembly, SZ05/SZ07 Units quantity
On/Off Timing Module

Littelfuse

SKU: CT1S45
$32.88
MSRP: $37.81
You save 15%
Littelfuse CT1S45 On/Off Timing Module quantity
Pressure Switch, SPDT, 1.5–30 PSI Adjustable Range, NEMA 4 Enclosure

United Electric

SKU: H100-701
$272.90
MSRP: $313.84
You save 15%
United Electric H100-701 Pressure Switch, SPDT, 1.5–30 PSI Adjustable Range, NEMA 4 Enclosure quantity
Pressure Switch, 15–300 PSI Adjustable Range, NEMA 4 Enclosure

United Electric

SKU: H100-192
$335.45
MSRP: $385.77
You save 15%
United Electric H100-192 Pressure Switch, 15–300 PSI Adjustable Range, NEMA 4 Enclosure quantity
Pressure Switch, 10–100 PSI Adjustable Range, NEMA 4 Enclosure

United Electric

SKU: H100-191
$335.45
MSRP: $385.77
You save 15%
Read more
Differential Pressure Switch

United Electric

SKU: J21K-15979
$2,406.53
MSRP: $2,767.51
You save 15%
United Electric J21K-15979 Differential Pressure Switch quantity

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