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Watts Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel - Standard Capacity Water Pressure Regulators
WattsStandard Capacity Water Pressure Regulators

Watts Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel

The WATTS Standard Capacity Water Pressure Regulator (FNPT x FNPT) is a stainless steel unit with a 1/2 in pipe size, adjustable from 100 psi to 300 psi (MPN 1/2 SS 263A E 100 300). 3G Electric interprets demand and…

SKU 3G-OTH-439500

Also listed as: 12SS263AE100300 · 1 2 SS 263A E 100 300 · 1-2-SS-263A-E-100-300

Brand
Watts
Item
Pressure Regulator: FNPT x FNPT, 1/2 in Pipe Size, Stainless Steel
Category
Standard Capacity Water Pressure Regulators
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
1/2 SS 263A E 100 300
Type
Stainless Steel, 100 psi to 300 psi
Pipe Size
1/2 in

Technical Documents

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

Product Description

The WATTS Standard Capacity Water Pressure Regulator (FNPT x FNPT) is a stainless steel unit with a 1/2 in pipe size, adjustable from 100 psi to 300 psi (MPN 1/2 SS 263A E 100 300). 3G Electric interprets demand and delivers this genuine industrial component across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the WATTS 1/2 SS 263A E 100 300 pressure regulator used for?

This WATTS standard capacity water 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 1/2 SS 263A E 100 300?

This WATTS pressure regulator has a 1/2 inch FNPT pipe size, a stainless steel body, and an adjustable pressure range of 100 psi to 300 psi. The manufacturer part number is 1/2 SS 263A E 100 300. It is designed for standard capacity water regulation in industrial environments.

Where to buy the WATTS 1/2 SS 263A E 100 300 worldwide?

You can source the WATTS 1/2 SS 263A E 100 300 pressure regulator through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable procurement for your facility.

How to install a WATTS pressure regulator like the 1/2 SS 263A E 100 300?

Install the WATTS pressure regulator in the supply line with the arrow on the body pointing in the flow direction. Use pipe thread sealant on the FNPT connections, and install a shut-off valve upstream for maintenance. Adjust the set pressure using the adjustment screw while monitoring a downstream gauge.

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, Stainless Steel, 100 psi to 300 psi (MPN 1/4 SS 263 A 100 300)
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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)
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)
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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)
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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)
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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)
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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)
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)
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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)

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