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Parker CRO-4-0/20-BLACK-4X4 ODF WS Pressure-Actuated Water Regulating Valve - Pressure-Actuated Water Regulating Valves
ParkerPressure-Actuated Water Regulating Valves

Parker CRO-4-0/20-BLACK-4X4 ODF WS Pressure-Actuated Water Regulating Valve

The PARKER Pressure Regulating Valve (SKU 3G-OTH-72343) is a pressure-actuated water regulating valve with a brass body, designed for use with R-404A refrigerant. It is a two-way valve with an opening pressure range…

SKU 3G-OTH-72343

Also listed as: CRO4020BLACK4X4ODFWS · CRO 4 0 20 BLACK 4X4 ODF WS · CRO-4-0-20-BLACK-4X4-ODF-WS

Brand
Parker
Item
CRO-4-0/20-BLACK-4X4 ODF WS Pressure-Actuated Water Regulating Valve
Category
Pressure-Actuated Water Regulating Valves
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Parker
Manufacturer Part Number
CRO-4-0/20-BLACK-4X4 ODF WS
Type
Two-Way, 0 psi to 20 psi
Female Sweat
3/8 in
Body Material
Brass
Opening Pressure
0 psi to 20 psi
For Refrigerant Type
R-404A

Technical Documents

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Parker Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER Pressure Regulating Valve (SKU 3G-OTH-72343) is a pressure-actuated water regulating valve with a brass body, designed for use with R-404A refrigerant. It is a two-way valve with an opening pressure range of 0 psi to 20 psi and features a 3/8 in Female Sweat connection (MPN CRO-4-0/20-BLACK-4X4 ODF WS).

Frequently Asked Questions

What is the PARKER Pressure Regulating Valve used for?

The PARKER Pressure Regulating Valve is used in refrigeration systems to control water flow based on refrigerant pressure. It is designed for R-404A systems, maintaining proper head pressure by modulating water through the condenser. Common in commercial refrigeration and HVAC applications.

What are the specifications of the PARKER CRO-4-0/20-BLACK-4X4 ODF WS?

This PARKER valve is a two-way, pressure-actuated water regulating valve with a brass body. It has an opening pressure range of 0 psi to 20 psi and a 3/8 in Female Sweat connection. It is designed for R-404A refrigerant and carries MPN CRO-4-0/20-BLACK-4X4 ODF WS.

Where to buy the PARKER Pressure Regulating Valve worldwide?

3G Electric supplies the PARKER Pressure Regulating Valve worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this valve for your refrigeration system.

How to install a PARKER pressure-actuated water regulating valve?

Install the PARKER valve in the water line to the condenser, ensuring the 3/8 in Female Sweat connection is properly brazed. Adjust the opening pressure (0 psi to 20 psi) using the adjustment stem to match system requirements. Always follow standard refrigeration piping practices and check for leaks.

Used in

Common applications for Parker
Injection molding machine proportional directional control — Parker solenoid coils and proportional valve cartridges for mold-closing and hydraulic actuation circuits
Construction equipment hydraulic steering and boom control — Parker directional control valves with solenoid actuation for excavator and loader hydraulic systems
Industrial press forming systems — Parker pressure-relief and proportional directional valves for tonnage control and cycle sequencing
Material-handling conveyor systems — Parker proportional control valves with solenoid pilot stages for smooth load acceleration and deceleration
Tire-building machinery — Parker solenoid-actuated directional cartridges for synchronized multi-axis hydraulic positioning
Forestry and mobile equipment — Parker valve spools and solenoid assemblies rated for harsh-environment hydraulic circuits and mobile-duty pressure cycling

Parker Products

3G Electric supplies Parker pressure-actuated water regulating valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Fixed-setting head pressure control valve for R-407C refrigeration systems. Maintains proper condenser pressure during low ambient temperatures. Features 1/2-inch female sweat connections on both condenser and receiver ports. Set to 100 psi with black LS finish
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Two-way pressure-actuated water regulating valve with a brass body and 7/8 in female sweat pipe connection. Modulates flow to maintain set downstream pressure in water systems. Commonly used in HVAC and refrigeration applications to control water flow based on system pressure
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This Parker pressure-actuated water regulating valve features a three-way configuration with a brass body and 3/8 in female sweat connections. It has an opening pressure range of 0 psi to 60 psi and is designed for use with R-404A refrigerant. Typical applications include modulating condenser water flow in refrigeration systems to maintain proper head pressure
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This Parker pressure-actuated water regulating valve features a three-way configuration with a brass body and 3/8 in female sweat connections. It has an opening pressure range of 0 psi to 60 psi and is designed for use with R-404A refrigerant. Typical applications include modulating condenser water flow in refrigeration systems to maintain proper head pressure
Two-way pressure-actuated water regulating valve with a brass body and 5/8 in female sweat pipe connection. Used to modulate water flow in response to system pressure changes, commonly applied in HVAC cooling circuits and industrial fluid systems to maintain set pressure
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