Valves

From pressure-regulating valves to thermostatic mixing valves and zone valves, our product range is designed to ensure optimal system performance, energy efficiency, and user comfort. Whether you’re managing temperature control, pressure balancing, or flow regulation, our HVAC valves provide precise, dependable operation for various jobs and environments. At Jackson Systems & Supply, we are proud to offer an extensive selection of HVAC valves tailored to meet the diverse needs of both residential and commercial applications.

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Showing 1057–1104 of 8595 resultsSorted by popularity

24V Spring Return Proportional Actuator, 2–10VDC Control Signal

Spartan Valves

SKU: ME7840
$291.56
MSRP: $335.29
You save 15%
Spartan Valves ME7840 24V Spring Return Proportional Actuator 2/10VDC quantity
24V 2-Position Spring Return N/C Stem Down Zone Valve, 36″ Cable

Spartan Valves

SKU: ME7530W
$178.18
MSRP: $204.91
You save 13%
Spartan Valves ME7530W 24V 2-Position S/R N/C Stem Down Zone Valve w/ 36" Cable quantity
24V AC/DC On/Off N.O. Fail-Up Stem Valve Actuator

Spartan Valves

SKU: ME7430W
$178.18
MSRP: $204.91
You save 13%
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24VAC 0-10VDC Modulating Non-Spring Return Actuator

Spartan Valves

SKU: ME7340B
$160.45
MSRP: $184.52
You save 15%
Spartan Valves ME7340B 24VAC 0-10VDC Modulating Non-Spring Return Actuator quantity
2-Way Steam Valve Cartridge, 9.0 Cv Flow Coefficient

Spartan Valves

SKU: EV9.0
$156.59
MSRP: $180.08
You save 15%
Spartan Valves EV9.0 2-Way Steam 9.0Cv Valve Cartridge quantity
Replaceable Cartridge with CV3.5 Flow Coefficient

Spartan Valves

SKU: EP3.5
$42.90
MSRP: $49.34
You save 13%
Spartan Valves EP3.5 Replaceable Cartridge CV3.5 quantity
Replacement Cartridge for 3/4″ 2-Way Valve, Cv 4.5

Spartan Valves

SKU: EB4.5
$67.25
MSRP: $77.34
You save 13%
Spartan Valves EB4.5 Replacement Cartridge for 3/4" 2-Way Valve, Cv 4.5 quantity
120V Universal Humidifier Valve

Supco

SKU: UHS120
$92.83
MSRP: $106.75
You save 15%
Supco UHS120 120V Universal Humidifier Valve quantity
Access Fitting for Refrigerant Line Service

Supco

SKU: SF5050
$12.59
MSRP: $14.48
You save 15%
Supco SF5050 Access Fitting for Refrigerant Line Service quantity
Gas Valve Coil Kit for 25M Series Applications

Supco

SKU: DE382WR
$7.15
MSRP: $8.22
You save 15%
Supco DE382WR Gas Valve Coil Kit 25M Series quantity
Bullet Piercing Valve for Sealed Refrigerant Systems

Supco

SKU: BPV78
$24.73
MSRP: $28.44
You save 15%
Supco BPV78 Bullet Piercing Valve quantity
Bullet Piercing Valve for Refrigerant Line Access

Supco

SKU: BPV34
$24.28
MSRP: $27.92
You save 15%
Supco BPV34 Bullet Piercing Valve for Refrigerant Line Access quantity
3″ Bronze NPT Ball Valve, 0-200 WSP Working Pressure

Supco

SKU: 43154
$455.26
MSRP: $523.55
You save 15%
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Valve Train Kit for LPG Unitary Radiant Heating Systems

Superior Radiant

SKU: CG143
$152.88
MSRP: $175.81
You save 15%
Superior Radiant CG143 Valve Train Kit LPG Unitary quantity
316 Stainless Steel Float with 5-Foot Rod

Schneider Electric

SKU: 9049A6S
$699.15
MSRP: $894.70
You save 22%
Schneider Electric (Square D) 9049A6S 316 SS Float with 5' Rod quantity
3″ 250# Flanged E-Main Valve, Cast Iron Body

Spence Engineering

SKU: E-3-250
$5,601.45
MSRP: $6,441.67
You save 15%
Spence Engineering E-3-250 3" 250# Flanged E-Main Valve Cast Iron quantity
3″ 125# Flanged E-Main Valve, Cast Iron Body

Spence Engineering

SKU: E-3-125
$5,048.74
MSRP: $5,806.05
You save 15%
Spence Engineering E-3-125 3" 125# Flanged E-Main Valve Cast Iron quantity
3/4″ E-Main Valve Cast Iron

Spence Engineering

SKU: E-3/4
$1,230.14
MSRP: $1,414.66
You save 15%
Spence Engineering E-3/4 3/4" E-Main Valve Cast Iron quantity
2″ 250# Flanged E-Series Main Valve, Cast Iron Body

Spence Engineering

SKU: E-2-250
$3,650.26
MSRP: $4,197.80
You save 15%
Spence Engineering E-2-250 2" 250# Flanged E-Series Main Valve, Cast Iron quantity
2-1/2″ 250# Flanged E-Type Main Valve, Cast Iron Body

Spence Engineering

SKU: E-2 1/2-250
$4,531.01
MSRP: $5,210.66
You save 15%
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2-1/2″ 125# Flanged E-Type Cast Iron Main Valve

Spence Engineering

SKU: E-2 1/2-125
$4,026.26
MSRP: $4,630.20
You save 15%
Spence Engineering E-2 1/2-125 2-1/2" 125# Flanged E-Type Main Valve CI quantity
2″ E-Main Valve Cast Iron

Spence Engineering

SKU: E-2
$2,980.61
MSRP: $3,427.70
You save 15%
Spence Engineering E-2 2" E-Main Valve Cast Iron quantity
1/2″ E-Main Valve, Cast Iron Body

Spence Engineering

SKU: E-1/2
$1,122.05
MSRP: $1,290.36
You save 15%
Spence Engineering E-1/2 1/2" E-Main Valve Cast Iron quantity
1-1/4″ E-Series Cast Iron Main Steam Valve

Spence Engineering

SKU: E-1 1/4
$1,789.49
MSRP: $2,057.91
You save 13%
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1″ E-Main Pressure Regulating Valve, Cast Iron Body

Spence Engineering

SKU: E-1
$1,372.75
MSRP: $1,578.66
You save 15%
Spence Engineering E-1 1" E-Main Valve Cast Iron | SKU: E-1 quantity
D-Pilot Pressure Regulator, 5-50# Spring Range, Cast Iron Body

Spence Engineering

SKU: D550
$902.54
MSRP: $1,037.92
You save 15%
Spence Engineering D550 D-Pilot Pressure Regulator 5-50# Spring Range Cast Iron quantity
D-Pilot 3-20 PSI Spring Range Cast Iron Pilot Valve

Spence Engineering

SKU: D320
$902.54
MSRP: $1,037.92
You save 15%
Spence Engineering D320 D-Pilot 3-20 PSI Spring Range Cast Iron Pilot quantity
Bends & Fittings Kit for 4″ Spence E-Valve

Spence Engineering

SKU: BF-4-KIT
$177.53
MSRP: $204.16
You save 15%
Spence Engineering BF-4-KIT Bends & Fittings Kit for 4" E-Valve quantity
Bends & Fittings Kit for 3″ Spence E-Valve

Spence Engineering

SKU: BF-3-KIT
$177.53
MSRP: $204.16
You save 15%
Spence Engineering BF-3-KIT Bends & Fittings Kit for 3" E-Valve quantity
Bends & Fittings Kit for 2″ Spence E-Valve

Spence Engineering

SKU: BF-2-KIT
$177.53
MSRP: $204.16
You save 15%
Spence Engineering BF-2-KIT Bends & Fittings Kit for 2" E-Valve quantity
Bends & Fittings Kit for 2-1/2″ E-Valve Installation

Spence Engineering

SKU: BF-2 1/2-KIT
$177.53
MSRP: $204.16
You save 13%
Spence Engineering BF-2 1/2-KIT Bends & Fittings Kit for 2-1/2" E-Valve quantity
Bends & Fittings Kit for 1″ E-Valve

Spence Engineering

SKU: BF-1-KIT
$177.53
MSRP: $204.16
You save 15%
Spence Engineering BF-1-KIT Bends & Fittings Kit for 1" E-Valve quantity
Bends & Fittings Kit for 1/2″ E-Valve

Spence Engineering

SKU: BF-1/2-KIT
$177.53
MSRP: $204.16
You save 13%
Spence Engineering BF-1/2-KIT Bends & Fittings Kit for 1/2" E-Valve quantity
3″ E-Valve Repair Kit, Cast Iron

Spence Engineering

SKU: 08-08567-01
$2,531.56
MSRP: $2,911.29
You save 15%
Spence Engineering 08-08567-01 3" E-Valve Repair Kit CI quantity
2-1/2″ E-Valve Repair Kit for Spence Pressure Regulators

Spence Engineering

SKU: 08-08148-01
$1,770.54
MSRP: $2,036.12
You save 15%
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2″ E-Valve Repair Kit for Spence Engineering Pressure Valves

Spence Engineering

SKU: 07-07752-01
$1,477.50
MSRP: $1,699.13
You save 15%
Spence Engineering 07-07752-01 2" E-Valve Repair Kit quantity
1-1/2″ E-Valve Repair Kit, Cast Iron

Spence Engineering

SKU: 07-07751-00
$1,137.64
MSRP: $1,308.29
You save 15%
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1-1/4″ E-Valve Repair Kit, Cast Iron

Spence Engineering

SKU: 07-07750-00
$969.39
MSRP: $1,114.80
You save 15%
Spence Engineering 07-07750-00 1-1/4" E-Valve Repair Kit CI quantity
1″ E-Valve Repair Kit, Cast Iron

Spence Engineering

SKU: 07-07749-00
$969.39
MSRP: $1,114.80
You save 15%
Spence Engineering 07-07749-00 1" E-Valve Repair Kit CI quantity
Replacement Diaphragm for 3″ Spence E-Valve

Spence Engineering

SKU: 05-02038-00
$32.57
MSRP: $37.46
You save 15%
Spence Engineering 05-02038-00 Diaphragm for 3" E-Valve quantity
Hycar Diaphragm Replacement for 4″ E2 Pressure Reducing Valve

Spence Engineering

SKU: 05-01674-00
$495.44
MSRP: $569.76
You save 15%
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Replacement Diaphragm for 3″ E2 Pressure Reducing Valve

Spence Engineering

SKU: 05-01673-00
$389.86
MSRP: $448.34
You save 15%
Spence Engineering 05-01673-00 Diaphragm for 3" E2 Valve quantity
Replacement Diaphragm for 4″ Spence E-Valve

Spence Engineering

SKU: 05-01647-00
$61.38
MSRP: $70.59
You save 15%
Spence Engineering 05-01647-00 Diaphragm for 4" E-Valve quantity
Replacement Diaphragm for 1-1/4″ Spence E-Valve

Spence Engineering

SKU: 04-01664-00
$32.57
MSRP: $37.46
You save 15%
Spence Engineering 04-01664-00 Diaphragm for 1-1/4" E-Valve quantity
Replacement Diaphragm for 2-1/2″ Spence E-Valve

Spence Engineering

SKU: 04-01641-00
$41.33
MSRP: $47.53
You save 15%
Spence Engineering 04-01641-00 Diaphragm for 2-1/2" E-Valve quantity
Replacement Diaphragm for 2″ Spence E-Valve

Spence Engineering

SKU: 04-01638-00
$93.93
MSRP: $108.02
You save 15%
Spence Engineering 04-01638-00 Diaphragm for 2" E-Valve quantity
Replacement Diaphragm for 1-1/2″ E-Valve

Spence Engineering

SKU: 04-01635-00
$77.64
MSRP: $89.29
You save 15%
Spence Engineering 04-01635-00 Diaphragm for 1-1/2" E-Valve quantity
Replacement Diaphragm for 1″ Spence E-Valve, SKU 04-01632-00

Spence Engineering

SKU: 04-01632-00
$32.57
MSRP: $37.46
You save 15%
Spence Engineering 04-01632-00 Diaphragm for 1" E-Valve quantity