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Watts Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Brass, 1 psi to 25 psi - Standard Capacity Water Pressure Regulators
WattsStandard Capacity Water Pressure Regulators

Watts Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Brass, 1 psi to 25 psi

The WATTS Pressure Regulator (SKU 3G-OTH-439462) is a standard capacity water pressure regulator with FNPT x FNPT connections. This brass-bodied unit has a 1/4 in pipe size, an adjustable pressure range of 1 psi to…

SKU 3G-OTH-439462

Also listed as: 14LF26AA · 1 4 LF 26AA · 1-4-LF-26AA

Brand
Watts
Item
Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Brass, 1 psi to 25 psi
Category
Standard Capacity Water Pressure Regulators
Available to Order
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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

Watts
Manufacturer Part Number
1/4 LF 26AA
Type
Brass, 1 psi to 25 psi
Pipe Size
1/4 in
Max. Op Temp
140°F
Low-Lead Compliance
Low-Lead Compliant

Technical Documents

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

Product Description

The WATTS Pressure Regulator (SKU 3G-OTH-439462) is a standard capacity water pressure regulator with FNPT x FNPT connections. This brass-bodied unit has a 1/4 in pipe size, an adjustable pressure range of 1 psi to 25 psi, and a maximum operating temperature of 140°F. It is low-lead compliant (MPN 1/4 LF 26AA).

Frequently Asked Questions

What is the WATTS 1/4 LF 26AA pressure regulator used for?

The WATTS 1/4 LF 26AA 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 from pressure surges and is suitable for applications requiring a 1/4 in FNPT connection and low-lead compliance.

What are the specifications of the WATTS 1/4 LF 26AA pressure regulator?

The WATTS 1/4 LF 26AA is a brass pressure regulator with FNPT x FNPT connections, 1/4 in pipe size, adjustable pressure range of 1 psi to 25 psi, and maximum operating temperature of 140°F. It is low-lead compliant and manufactured by WATTS.

Where to buy the WATTS 1/4 LF 26AA pressure regulator worldwide?

You can source the WATTS 1/4 LF 26AA 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.

How to install the WATTS 1/4 LF 26AA pressure regulator?

Install the WATTS 1/4 LF 26AA pressure regulator in the water line with flow direction matching the arrow on the body. Use thread sealant on the FNPT connections and adjust the set pressure using the adjustment screw while monitoring downstream pressure. Always follow local plumbing codes.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Brass, 3 psi to 50 psi, 140°F Max. Op Temp (MPN 1/4 LF 26AB)
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WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Brass, 1 psi to 25 psi, 140°F Max. Op Temp (MPN 3/8 LF 263A-A 1-25 PSI)
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WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Brass, 1 psi to 25 psi, 140°F Max. Op Temp (MPN 3/8 LF 263A-A 1-25 PSI)
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Brass, 3 psi to 50 psi, 140°F Max. Op Temp (MPN 1/2 LF 26AB)
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WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Brass, 3 psi to 50 psi, 140°F Max. Op Temp (MPN 1/2 LF 26AB)

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