Honeywell, Inc. VP522B1003 1/2 in. OD x 3/8 in. Nominal Pneumatic Sequencing Water Valve

SKU: VP522B1003
Order QuantityUnit Price
Each$2,306.01
Get Free UPS Ground shipping on this VP522B1003 1/2 in. OD x 3/8 in. Nominal Pneumatic Sequencing Water Valve within the Continental US
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• Corrosion resistant.
• Molded-in composition discs for tight shutoff.
• Flare connections for easy installation.
• Operator rotates 360 degrees for convenient air piping alignment.1/2 in. OD x 3/8 in. Nominal Pneumatic Sequencing Water Valve

Body PatternThree-way Diverting, Sequencing
Maximum Actuator Temperature (F)160 F
Maximum Actuator Temperature (C)71 C
Capacity (Cv)Port A: 1.5 Cv, Port B: 1.5 Cv
OverviewThree-pipe, sequencing, pneumatically operated water valve for controlling both hot and cold water flow in fan-coil and induction units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.
List Price646.32
Capacity (Kv)Port A: 1.3 Kv, Port B: 1.3 Kv
Spring Range (psi)Adjustable
Spring Range (kPa)Adjustable
Valve ActionDiverting/Sequencing
Valve TypeUnitary
Type of End Connection45 deg. SAE flare
End Connection Size (in.)O.D.: 1/2 in.; Nominal: 3/8 in.
End Connection Size (mm)O.D.: 12.7 mm; Nominal: 9.5 mm
Body Pressure (psi)250 psi
Body Pressure (kPa)1724 kPa
Maximum Diaphragm Pressure (psi)25 psi
Maximum Diaphragm Pressure (kPa)172 kPa
Controlled FluidWater
Air connections1/8 in. NPT
Operating Humidity Range (% RH)5 to 95% RH
Close-off Ratings at Branch Line Pressure15 psid at 13 psi
Temperature Range (F)35 F to 250 F
Temperature Range (C)2 C to 121 C
Dimensions (in.)9 7/8 in. high x 5 1/8 in. diameter
Dimensions (mm)257 mm high x 130 mm diameter

Product Family

Model NumberDecriptionManufacturerPriceAvail. Qty 
VP522A1005 1/2 in. OD x 3/8 in. Nominal Pneumatic Sequencing Water Valve Honeywell, Inc. $1,199.26 2    Add To Cart
VP522A1039 5/8 in. OD x 1/2 in. Nominal Pneumatic Sequencing Water Valve Honeywell, Inc. $1,743.85 2    Add To Cart
VP522A1047 7/8 in. OD x 3/4 in. Nominal Pneumatic Sequencing Water Valve Honeywell, Inc. $1,153.29 1    Add To Cart
VP522B1003 1/2 in. OD x 3/8 in. Nominal Pneumatic Sequencing Water Valve Honeywell, Inc. $2,306.01 3    Add To Cart
VP522B1011 5/8 in. OD x 1/2 in. Nominal Pneumatic Sequencing Water Valve Honeywell, Inc. $2,871.83 1    Add To Cart
VP522B1029 7/8 in. OD x 3/4 in. Nominal Pneumatic Sequencing Water Valve Honeywell, Inc. $1,661.60 1    Add To Cart

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