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 1009–1056 of 4363 resultsSorted by popularity

2-Way Normally Open 3/8″ NPT 120VAC Solenoid Gas Vent Valve

ASCO

SKU: 8215G13
$453.53
MSRP: $521.56
You save 15%
ASCO 8215G13 2-Way Normally Open 3/8" NPT 120VAC Solenoid Gas Vent Valve quantity
2-Way N/C 3/8″ NPT 120VAC Gas Shutoff Solenoid Valve, 3.4 Cv

ASCO

SKU: 8215G10
$251.94
MSRP: $289.73
You save 15%
ASCO 8215G10 2-Way Normally Closed 3/8" NPT 120VAC Gas Shutoff Solenoid Valve quantity
2-Way Normally Open 2″ NPT 120VAC Solenoid Gas Vent Valve

ASCO

SKU: 8215C83
$1,180.98
MSRP: $1,358.13
You save 15%
ASCO 8215C83 2-Way Normally Open 2" NPT 120VAC Solenoid Gas Vent Valve quantity
2-Way Normally Open Solenoid Valve, 1-1/2″ NPT, 120VAC, 37 Cv

ASCO

SKU: 8215C73
$974.41
MSRP: $1,120.57
You save 13%
ASCO 8215C73 2-Way Normally Open Solenoid Valve, 1-1/2" NPT, 120VAC quantity
2-Way Normally Open Solenoid Valve, 1-1/4″ NPT, 120VAC, 33 Cv

ASCO

SKU: 8215C63
$803.06
MSRP: $923.52
You save 13%
ASCO 8215C63 2-Way Normally Open Solenoid Valve, 1-1/4" NPT, 120VAC, 33 Cv quantity
2-Way Normally Open Solenoid Valve, 1″ NPT, 120VAC, 22 Cv

ASCO

SKU: 8215C53
$703.03
MSRP: $808.48
You save 13%
ASCO 8215C53 2-Way Normally Open Solenoid Valve, 1" NPT, 120VAC, 22 Cv quantity
2-Way Normally Closed 2″ NPT 24VAC Gas Shutoff Solenoid Valve

ASCO

SKU: 8215B80-24V
$866.05
MSRP: $995.96
You save 13%
ASCO 8215B80-24V 2-Way Normally Closed 2" NPT 24VAC Gas Shutoff Solenoid Valve quantity
2-Way NC Solenoid Gas Shutoff Valve, 2″ NPT, 120VAC, 60 Cv

ASCO

SKU: 8215B80
$825.29
MSRP: $949.08
You save 13%
ASCO 8215B80 2-Way NC Solenoid Gas Shutoff Valve, 2" NPT, 120VAC, 60 Cv quantity
2-Way N/C 1-1/2″ NPT 120VAC Gas Shutoff Solenoid Valve, 35 Cv

ASCO

SKU: 8215B70
$565.94
MSRP: $650.83
You save 15%
ASCO 8215B70 2-Way Normally Closed 1-1/2" NPT 120VAC Gas Shutoff Solenoid Valve quantity
2-Way N/C Solenoid Gas Shutoff Valve, 1-1/4″ NPT, 24VAC, 32 Cv

ASCO

SKU: 8215B60-24V
$515.00
MSRP: $592.25
You save 15%
ASCO 8215B60-24V 2-Way N/C Solenoid Gas Shutoff Valve, 1-1/4" NPT, 24VAC quantity
2-Way N/C Solenoid Gas Shutoff Valve, 1″ NPT, 24VAC, 21 Cv

ASCO

SKU: 8215B50-24V
$515.00
MSRP: $592.25
You save 15%
ASCO 8215B50-24V 2-Way N/C Solenoid Gas Shutoff Valve, 1" NPT, 24VAC quantity
2-Way Normally Open 3/8″ NPT 120VAC Fuel Gas Solenoid Vent Valve

ASCO

SKU: 8214G13
$388.10
MSRP: $446.32
You save 15%
ASCO 8214G13 2-Way Normally Open 3/8" NPT 120VAC Fuel Gas Solenoid Vent Valve quantity
2-Way N/C 3/8″ NPT 120VAC Fuel Gas Solenoid Shutoff Valve

ASCO

SKU: 8214G10
$243.60
MSRP: $280.14
You save 15%
ASCO 8214G10 2-Way N/C 3/8" NPT 120VAC Fuel Gas Solenoid Shutoff Valve quantity
2-Way Normally Open 2″ NPT 120VAC Fuel Gas Solenoid Vent Valve

ASCO

SKU: 821483CSA
$1,051.30
MSRP: $1,209.00
You save 15%
ASCO 821483CSA 2-Way Normally Open 2" NPT 120VAC Fuel Gas Solenoid Vent Valve quantity
2-Way Normally Open Solenoid Fuel Gas Vent Valve, 1-1/4″ NPT, 120VAC

ASCO

SKU: 821463CSA
$748.41
MSRP: $860.67
You save 13%
ASCO 821463CSA 2-Way N.O. Solenoid Fuel Gas Vent Valve, 1-1/4" NPT, 120VAC quantity
2-Way Normally Open Solenoid Fuel Gas Vent Valve, 1″ NPT, 120VAC

ASCO

SKU: 821453CSA
$660.41
MSRP: $759.47
You save 13%
Read more
2-Way Normally Closed 2-1/2″ Fuel Gas Solenoid Shutoff Valve 120VAC

ASCO

SKU: 8214290CSA
$1,149.48
MSRP: $1,321.90
You save 13%
ASCO 8214290CSA 2-Way Normally Closed 2-1/2" Fuel Gas Solenoid Shutoff Valve 120VAC quantity
2-Way Normally Closed 2″ Fuel Gas Solenoid Shutoff Valve 120VAC

ASCO

SKU: 8214280CSA
$842.89
MSRP: $969.32
You save 13%
ASCO 8214280CSA 2-Way Normally Closed 2" Fuel Gas Solenoid Shutoff Valve 120VAC quantity
2″ 2-Way Normally Closed Fuel Gas Shutoff Solenoid Valve

ASCO

SKU: 8214280CCSA
$1,460.89
MSRP: $1,680.02
You save 15%
ASCO 8214280CCSA 2" 2-Way Normally Closed Fuel Gas Shutoff Solenoid Valve quantity
2-Way N/C 1-1/2″ High Flow Fuel Gas Solenoid Shutoff Valve

ASCO

SKU: 8214275CSA
$712.29
MSRP: $819.13
You save 13%
Read more
2-Way Normally Closed 1-1/2″ Fuel Gas Solenoid Shutoff Valve 120VAC

ASCO

SKU: 8214270CSA
$569.65
MSRP: $655.10
You save 15%
Read more
2-Way N/C 1-1/4″ NPT/Flange Fuel Gas Solenoid Shutoff Valve, 120VAC

ASCO

SKU: 8214260CSA
$489.99
MSRP: $563.49
You save 13%
Read more
2-Way Normally Closed 1″ NPT/Flange 120VAC Fuel Gas Solenoid Valve

ASCO

SKU: 8214250CSA
$505.74
MSRP: $581.60
You save 15%
Read more
2-Way Normally Closed 3″ Solenoid Fuel Gas Shutoff Valve

ASCO

SKU: 8214240CSA
$1,473.66
MSRP: $1,694.71
You save 15%
ASCO 8214240CSA 2-Way Normally Closed 3" Solenoid Fuel Gas Shutoff Valve quantity
2-Way N/C Solenoid Fuel Gas Shutoff Valve, 3/4″ NPT, 120VAC

ASCO

SKU: 8214235CSA
$448.30
MSRP: $515.55
You save 15%
ASCO 8214235CSA 2-Way N/C Solenoid Fuel Gas Shutoff Valve, 3/4" NPT, 120VAC quantity
2-Way Normally Open Solenoid Fuel Gas Vent Valve, 1″ NPT, 120VAC

ASCO

SKU: 8214053CCSA
$1,139.29
MSRP: $1,310.18
You save 13%
Read more
2-Way Normally Closed 3/4″ NPT 120VAC Gas Solenoid Valve

ASCO

SKU: 8210G76
$316.04
MSRP: $377.07
You save 16%
ASCO 8210G76 2-Way Normally Closed 3/4" NPT 120VAC Gas Solenoid Valve quantity
2-Way Normally Closed 1/2″ NPT 120VAC Gas Solenoid Valve

ASCO

SKU: 8210G75
$278.76
MSRP: $336.61
You save 17%
ASCO 8210G75 2-Way Normally Closed 1/2" NPT 120VAC Gas Solenoid Valve quantity
2-Way Normally Closed Solenoid Gas Shutoff Valve, 3/8″ NPT, 120VAC

ASCO

SKU: 8210G74
$292.70
MSRP: $336.61
You save 13%
Read more
2-Way Normally Open Solenoid Valve, 1/2″ NPT, 120VAC, 4 Cv

ASCO

SKU: 8210G34
$394.15
MSRP: $453.27
You save 13%
ASCO 8210G34 2-Way Normally Open Solenoid Valve, 1/2" NPT, 120VAC, Brass quantity
1″ Normally Closed LP Gas Solenoid Valve

ASCO

SKU: 8210G027B
$867.77
MSRP: $1,035.36
You save 16%
ASCO 8210G027B 1" Normally Closed LP Gas Solenoid Valve quantity
2-Way N/C Solenoid Valve 3/4″ NPT 120VAC 13 Cv Manual Reset Fuel Gas

ASCO

SKU: 8044B1CSA
$2,455.98
MSRP: $2,824.38
You save 15%
ASCO 8044B1CSA 2-Way N/C Solenoid Valve 3/4" NPT 120VAC 13 Cv Fuel Gas quantity
2-Way N.C. Solenoid Valve 2″ NPT 120VAC 55 Cv Fuel Gas Manual Reset

ASCO

SKU: 8044A5CSA
$2,373.24
MSRP: $2,958.03
You save 20%
ASCO 8044A5CSA 2-Way N.C. Solenoid Valve 2" NPT 120VAC 55 Cv Fuel Gas quantity
2-Way N/C Solenoid Valve, 1-1/2″ NPT, 120VAC, 33 Cv, Fuel Gas

ASCO

SKU: 8044A4CSA
$2,311.92
MSRP: $2,741.78
You save 16%
ASCO 8044A4CSA 2-Way N/C Solenoid Valve 1-1/2" NPT 120VAC 33 Cv Fuel Gas quantity
2-Way N/C Solenoid Valve 1-1/4″ NPT 120VAC Fuel Gas Manual Reset

ASCO

SKU: 8044A3CSA
$2,323.04
MSRP: $2,671.50
You save 13%
Read more
2-Way N/C Solenoid Valve, 1″ NPT, 120VAC, 22 Cv, Manual Reset, Fuel Gas

ASCO

SKU: 8044A2CSA
$2,175.69
MSRP: $2,595.87
You save 16%
ASCO 8044A2CSA 2-Way N/C Solenoid Valve 1" NPT 120VAC 22 Cv Manual Reset Fuel Gas quantity
2-Way Normally Closed Solenoid Valve, 3/4″ NPT, 120VAC, Fuel Gas

ASCO

SKU: 8043B38CSA
$3,609.60
MSRP: $4,151.04
You save 15%
ASCO 8043B38CSA 2-Way N/C Solenoid Valve 3/4" NPT 120VAC Fuel Gas quantity
2-Way NC Solenoid Valve, 3/8″ NPT, 120VAC, 1.2 Cv, 0–15 PSI Fuel Gas

ASCO

SKU: 8040H8
$135.14
MSRP: $155.41
You save 13%
ASCO 8040H8 2-Way Normally Closed Solenoid Valve, 3/8" NPT, 120VAC, Fuel Gas quantity
2-Way Normally Closed Solenoid Valve, 1/4″ NPT, 120VAC, Fuel Gas

ASCO

SKU: 8040H7
$136.16
MSRP: $156.58
You save 13%
ASCO 8040H7 2-Way Normally Closed Solenoid Valve, 1/4" NPT, 120VAC, Fuel Gas quantity
2-Way Normally Closed Solenoid Valve, 1/8″ NPT, 120VAC, Fuel Gas

ASCO

SKU: 8040H6
$122.26
MSRP: $140.60
You save 15%
Read more
2-Way Normally Closed Solenoid Valve, 3/4″ NPT, 120VAC, Fuel Gas

ASCO

SKU: 8040G23
$268.23
MSRP: $308.46
You save 15%
ASCO 8040G23 2-Way Normally Closed Solenoid Valve 3/4" NPT 120VAC Fuel Gas quantity
3/4″ 2 lb Gas Shutoff Solenoid Valve, 12VDC, Watertight

ASCO

SKU: 8040G123C0400F3
$226.00
MSRP: $259.90
You save 15%
Read more
1/2″ 120V Automatic Gas Shutoff Valve

ASCO

SKU: 8040G022C7400F0
$312.25
MSRP: $359.09
You save 15%
ASCO 8040G022C7400F0 1/2" 120V Automatic Gas Shutoff Valve quantity
2-Way Normally Closed Solenoid Valve, 1″ NPT, 120VAC, Fuel Gas

ASCO

SKU: 8040C4CSA
$333.45
MSRP: $383.47
You save 15%
ASCO 8040C4CSA 2-Way Normally Closed Solenoid Valve, 1" NPT, 120VAC, Fuel Gas quantity
Power Cord for Electronic Timer, 76″ Length

ASCO

SKU: 272852
$41.90
MSRP: $48.19
You save 13%
Read more
Adjustable Electronic Timer for HVAC Control Applications

ASCO

SKU: 272839-001
$289.23
MSRP: $332.61
You save 15%
ASCO 272839-001 Adjustable Electronic Timer quantity
1″ NPT Externally Piloted Steam Pressure Reducing Valve, 3-21 PSI

Armstrong International

SKU: GP-2000-1-3/21
$2,375.99
MSRP: $2,732.39
You save 13%
Armstrong International GP-2000-1-3/21 1" NPT Externally Piloted Steam PRV, 300 PSI quantity
1-1/4″ NPT Externally Piloted Steam Pressure Reducing Valve

Armstrong International

SKU: GP-2000-1 1/4-321
$2,662.38
MSRP: $3,061.74
You save 15%
Armstrong International GP-2000-1 1/4-321 1-1/4" NPT Externally Piloted Steam PRV quantity

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