Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Watts Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel - Standard Capacity Water Pressure Regulators
WattsStandard Capacity Water Pressure Regulators

Watts Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel

The WATTS Pressure Regulator is a standard capacity water pressure regulator with FNPT x FNPT connections, 1/4 in pipe size, stainless steel construction, and an adjustable range of 10 psi to 125 psi (MPN 1/4 SS 263…

SKU 3G-OTH-439602

Brand
Watts
Item
Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel
Category
Standard Capacity Water Pressure Regulators
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Watts
Manufacturer Part Number
1/4 SS 263 A 10 125
Type
Stainless Steel, 10 psi to 125 psi
Pipe Size
1/4 in
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The WATTS Pressure Regulator is a standard capacity water pressure regulator with FNPT x FNPT connections, 1/4 in pipe size, stainless steel construction, and an adjustable range of 10 psi to 125 psi (MPN 1/4 SS 263 A 10 125). 3G Electric interprets this demand and sources the genuine WATTS part across 14 industrial departments, with specialist depth in pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the Watts 1/4 SS 263 A 10 125 pressure regulator used for?

This Watts pressure regulator is used to reduce and stabilize incoming water pressure in commercial and industrial plumbing systems. It protects downstream equipment from pressure surges, ensuring consistent flow for applications like irrigation, process water, and building supply lines.

What are the specifications of the Watts 1/4 SS 263 A 10 125?

This Watts standard capacity water pressure regulator has a 1/4 inch FNPT x FNPT connection, a stainless steel body, and an adjustable pressure range of 10 psi to 125 psi. The manufacturer part number is 1/4 SS 263 A 10 125.

Where to buy the Watts 1/4 SS 263 A 10 125 worldwide?

3G Electric supplies the Watts 1/4 SS 263 A 10 125 pressure regulator worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a Watts water pressure regulator?

Install the Watts regulator in the supply line with the arrow on the body pointing in the flow direction. Use thread sealant on the FNPT connections and ensure the adjustment screw is accessible. After installation, test the outlet pressure with a gauge and adjust the set screw as needed.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel, 1 psi to 25 psi, NPT x NPT (MPN 1/4 SS 263 A 1 25). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel, 1 psi to 25 psi, NPT x NPT (MPN 1/4 SS 263 A 1 25). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel, 3 psi to 50 psi, NPT x NPT (MPN 1/4 SS 263 A 3 50). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel, 3 psi to 50 psi, NPT x NPT (MPN 1/4 SS 263 A 3 50). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Stainless Steel, 1 psi to 25 psi, NPT x NPT (MPN 3/8 SS263A 1 25). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Stainless Steel, 1 psi to 25 psi, NPT x NPT (MPN 3/8 SS263A 1 25). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel, 1 psi to 25 psi, NPT x NPT (MPN SS263A A 1 25). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel, 1 psi to 25 psi, NPT x NPT (MPN SS263A A 1 25). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel, 100 psi to 300 psi (MPN 1/2 SS 263A E 100 300). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel, 100 psi to 300 psi (MPN 1/2 SS 263A E 100 300). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel, 20 psi to 175 psi (MPN SS 263 A D 20 175). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel, 20 psi to 175 psi (MPN SS 263 A D 20 175). Key specifications — Brand: WATTS.

More from Watts

View all Watts parts
WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Stainless Steel, 10 psi to 125 psi (MPN 3/8 SS 263A 10 125). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Stainless Steel, 10 psi to 125 psi (MPN 3/8 SS 263A 10 125). Key specifications — Brand: WATTS.
WATTS Boiler Feed Valve: Union Solder x FNPT, Brass, 212°F Max. Op Temp, 5 1/4 in Overall Ht (MPN B911S-M3). Key specifications — Brand: WATTS.
Watts
WATTS Boiler Feed Valve: Union Solder x FNPT, Brass, 212°F Max. Op Temp, 5 1/4 in Overall Ht (MPN B911S-M3). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Stainless Steel, 3 psi to 50 psi, NPT x NPT (MPN 3/8 SS 263A 3 50). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 3/8 in Pipe Size, Stainless Steel, 3 psi to 50 psi, NPT x NPT (MPN 3/8 SS 263A 3 50). Key specifications — Brand: WATTS.
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel, 100 psi to 300 psi (MPN 1/4 SS 263 A 100 300). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Regulator: FNPT x FNPT, 1/4 in Pipe Size, Stainless Steel, 100 psi to 300 psi (MPN 1/4 SS 263 A 100 300). Key specifications — Brand: WATTS.
WATTS Water Pressure Regulator: FNPT x FNPT, 1 in Pipe Size, Brass, 10 psi to 35 psi, NPT x NPT (MPN 1 LFU5B-LP-Z3). Key specifications — Brand: WATTS.
Watts
WATTS Water Pressure Regulator: FNPT x FNPT, 1 in Pipe Size, Brass, 10 psi to 35 psi, NPT x NPT (MPN 1 LFU5B-LP-Z3). Key specifications — Brand: WATTS.
WATTS Boiler Feed Water Pressure Regulator: MNPT x MNPT, 1/2 in Pipe Size, Cast Iron, NPT x NPT (MPN 1156F-A). Key specifications — Brand: WATTS.
Watts
WATTS Boiler Feed Water Pressure Regulator: MNPT x MNPT, 1/2 in Pipe Size, Cast Iron, NPT x NPT (MPN 1156F-A). Key specifications — Brand: WATTS.
WATTS Pressure Reducing Valve: FNPT x FNPT, Iron, 160°F Max. Op Temp, 6 3/8 in Overall Ht, NPT x NPT (MPN 0121243). Key specifications — Brand: WATTS.
Watts
WATTS Pressure Reducing Valve: FNPT x FNPT, Iron, 160°F Max. Op Temp, 6 3/8 in Overall Ht, NPT x NPT (MPN 0121243). Key specifications — Brand: WATTS.
WATTS Boiler Feed Water Pressure Regulator: FNPT x F, 1/2 in Pipe Size, Bronze, 10 psi to 25 psi (MPN B1156F). Key specifications — Brand: WATTS.
Watts
WATTS Boiler Feed Water Pressure Regulator: FNPT x F, 1/2 in Pipe Size, Bronze, 10 psi to 25 psi (MPN B1156F). Key specifications — Brand: WATTS.