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JOHNSON CONTROLS Compressed Air Regulator: 1/4 in, NPT, 25 psi Max Op Pressure - Pneumatics

JOHNSON CONTROLS Compressed Air Regulator: 1/4 in, NPT, 25 psi Max Op Pressure

The Johnson Controls R-4000-3 compressed air regulator (SKU 38Y124) is a 1/4 in NPT pneumatics component rated for 25 psi maximum operating pressure and 120°F maximum operating temperature. 3G Electric interprets…

SKU 3G-OTH-622002

Brand
JOHNSON CONTROLS
Item
Compressed Air Regulator: 1/4 in, NPT, 25 psi Max Op Pressure
Category
Pneumatics
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Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
R-4000-3
Type
NPT
Max Op Temp
120°F
Max Op Pressure
25 psi
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JOHNSON CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Johnson Controls R-4000-3 compressed air regulator (SKU 38Y124) is a 1/4 in NPT pneumatics component rated for 25 psi maximum operating pressure and 120°F maximum operating temperature. 3G Electric interprets this demand and delivers genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps and controls — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the Johnson Controls R-4000-3 compressed air regulator used for?

The Johnson Controls R-4000-3 compressed air regulator controls and stabilizes downstream air pressure in pneumatic systems. It is commonly used in industrial automation, HVAC controls, and process instrumentation where precise pressure regulation at 25 psi maximum is required.

What are the specifications of the Johnson Controls R-4000-3?

The Johnson Controls R-4000-3 is a 1/4 in NPT compressed air regulator with a maximum operating pressure of 25 psi and a maximum operating temperature of 120°F. The manufacturer part number is R-4000-3, and 3G Electric supplies this genuine pneumatics component.

Where to buy the Johnson Controls R-4000-3 worldwide?

3G Electric supplies the Johnson Controls R-4000-3 compressed air regulator to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order this genuine pneumatics component for your industrial application.

How to install a Johnson Controls R-4000-3 compressed air regulator?

Install the Johnson Controls R-4000-3 by connecting the 1/4 in NPT ports to your compressed air line, ensuring flow direction matches the arrow on the body. Adjust the set screw to desired pressure below 25 psi. Always depressurize the system before installation and follow standard pneumatic safety practices.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS pneumatics. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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