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Watts 3/8 LF 263A-A Standard Capacity Water Pressure Regulator - Standard Capacity Water Pressure Regulators
WattsStandard Capacity Water Pressure Regulators

Watts 3/8 LF 263A-A Standard Capacity Water Pressure Regulator

The WATTS Standard Capacity Water Pressure Regulator (FNPT x FNPT, MPN 3/8 LF 263A-A 1-25 PSI) is a brass-bodied regulator with a 3/8 in pipe size, adjustable from 1 psi to 25 psi, and a maximum operating temperature…

SKU 3G-OTH-439512

Also listed as: 38LF263AA125PSI · 3 8 LF 263A A 1 25 PSI · 3-8-LF-263A-A-1-25-PSI

Brand
Watts
Item
3/8 LF 263A-A Standard Capacity Water Pressure Regulator
Part Number
3/8 LF 263A-A 1-25 PSI
Category
Standard Capacity Water Pressure Regulators
Available to Order
Also known as:3/8 LF 263A-A 1-25 PSIWatts
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Technical Specifications

Watts
Manufacturer Part Number
3/8 LF 263A-A 1-25 PSI
Type
Brass, 1 psi to 25 psi
Pipe Size
3/8 in
Max. Op Temp
140°F
Low-Lead Compliance
Low-Lead Compliant

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Standard Capacity Water Pressure Regulator (FNPT x FNPT, MPN 3/8 LF 263A-A 1-25 PSI) is a brass-bodied regulator with a 3/8 in pipe size, adjustable from 1 psi to 25 psi, and a maximum operating temperature of 140°F. It is low-lead compliant.

Frequently Asked Questions

What is the WATTS 3/8 LF 263A-A pressure regulator used for?

The WATTS 3/8 LF 263A-A is a standard capacity water pressure regulator used to reduce and stabilize incoming water pressure in residential and commercial plumbing systems. It protects downstream fixtures and piping from pressure surges, ensuring consistent flow. Its low-lead brass body makes it suitable for potable water applications.

What are the specifications of the WATTS 3/8 LF 263A-A pressure regulator?

This WATTS regulator has a 3/8 in FNPT x FNPT pipe size, a brass body, and an adjustable outlet pressure range of 1 psi to 25 psi. Its maximum operating temperature is 140°F. It is low-lead compliant, making it suitable for drinking water systems. The manufacturer part number is 3/8 LF 263A-A 1-25 PSI.

Where to buy the WATTS 3/8 LF 263A-A pressure regulator worldwide?

You can source the WATTS 3/8 LF 263A-A pressure regulator through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine WATTS components for international procurement needs.

How to install the WATTS 3/8 LF 263A-A pressure regulator?

Install the WATTS regulator in the main water line with the arrow on the body pointing in the flow direction. Use thread sealant on the FNPT connections and avoid overtightening. Adjust the outlet pressure by turning the adjustment screw while monitoring a downstream gauge. Always follow local plumbing codes and the manufacturer's instructions.

Used in

Common applications for Watts
Commercial plumbing – Watts standard capacity water pressure regulators (3/8 LF 26AB) for stabilizing incoming water pressure
Industrial steam systems – Watts 152A series steam pressure regulators for pressure reduction in process and heating lines
Cross-connection control – Watts 757 double check backflow preventers for commercial and industrial water supply protection
Boiler safety – Watts ASME Section XIII temperature and pressure relief valves for overpressure protection in heating systems
Hydronic heating – Watts CP16 pilot-operated pressure regulators for maintaining consistent pressure in steam or water loops
Water hammer mitigation – Watts LF15M2-A water hammer arrestors for absorbing surges in quick-closing valve applications
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Watts Products

3G Electric supplies Watts standard capacity water pressure regulators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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