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Watts 1/2 SS263AP-M1-AB 3-50 PSI Corrosive & Ultra-Pure Liquids - Corrosive & Ultra-Pure Liquids Pressure Regulators
WattsCorrosive & Ultra-Pure Liquids Pressure Regulators

Watts 1/2 SS263AP-M1-AB 3-50 PSI Corrosive & Ultra-Pure Liquids

The WATTS Pressure Regulator is a stainless steel corrosive and ultra-pure liquids pressure regulator with a 400 psi type, 1/2 in inlet connection size, and 140°F maximum operating temperature (MPN 1/2 SS263AP-M1-AB…

SKU 3G-OTH-435180

Also listed as: 12SS263APM1AB350PSI · 1 2 SS263AP M1 AB 3 50 PSI · 1-2-SS263AP-M1-AB-3-50-PSI

Brand
Watts
Item
1/2 SS263AP-M1-AB 3-50 PSI Corrosive & Ultra-Pure Liquids
Part Number
1/2 SS263AP-M1-AB 3-50 PSI
Category
Corrosive & Ultra-Pure Liquids Pressure Regulators
Available to Order
Also known as:1/2 SS263AP-M1-AB 3-50 PSIWatts
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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
1/2 SS263AP-M1-AB 3-50 PSI
Type
400 psi
Max. Op Temp
140°F
Inlet Connection Size
1/2 in

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

Product Description

The WATTS Pressure Regulator is a stainless steel corrosive and ultra-pure liquids pressure regulator with a 400 psi type, 1/2 in inlet connection size, and 140°F maximum operating temperature (MPN 1/2 SS263AP-M1-AB 3-50 PSI). 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 SS263AP-M1-AB 3-50 PSI pressure regulator used for?

This Watts stainless steel pressure regulator is designed for corrosive and ultra-pure liquid applications. It controls downstream pressure in systems handling aggressive fluids, such as chemical processing or water treatment, where material compatibility and precise regulation are critical.

What are the specifications of the Watts 1/2 SS263AP-M1-AB 3-50 PSI pressure regulator?

The Watts regulator has a 1/2 inch inlet connection, a maximum inlet pressure of 400 psi, and a maximum operating temperature of 140 °F. It is made of stainless steel for corrosion resistance and adjusts to a downstream range of 3 to 50 psi.

Where to buy the Watts 1/2 SS263AP-M1-AB 3-50 PSI pressure regulator worldwide?

3G Electric supplies the Watts 1/2 SS263AP-M1-AB 3-50 PSI 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 the Watts 1/2 SS263AP-M1-AB 3-50 PSI pressure regulator?

Install the Watts regulator in a clean, accessible location with the flow arrow aligned to system direction. Use thread sealant on inlet connections and avoid overtightening. After installation, slowly pressurize and adjust the set screw to the desired downstream pressure between 3 and 50 psi.

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 corrosive & ultra-pure liquids 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
Brass water pressure regulator with 1/4 in FNPT x FNPT connections. Adjustable outlet pressure range from 1 psi to 25 psi. Maximum operating temperature 140°F. Low-lead compliant. Used to reduce and stabilize water pressure in plumbing and industrial systems
Watts
Brass water pressure regulator with 1/4 in FNPT x FNPT connections. Adjustable outlet pressure range from 1 psi to 25 psi. Maximum operating temperature 140°F. Low-lead compliant. Used to reduce and stabilize water pressure in plumbing and industrial systems
Brass water pressure regulator with 1/8 in FNPT connections. Adjustable pressure range from 0 to 60 psi, maximum operating temperature 140°F. Low-lead compliant for use in potable water systems. Suitable for reducing and stabilizing incoming water pressure in plumbing installations
Watts
Brass water pressure regulator with 1/8 in FNPT connections. Adjustable pressure range from 0 to 60 psi, maximum operating temperature 140°F. Low-lead compliant for use in potable water systems. Suitable for reducing and stabilizing incoming water pressure in plumbing installations
Brass water pressure regulator with 1/4 in FNPT connections. Reduces and stabilizes incoming water pressure in plumbing systems to protect downstream fixtures and piping. Pressure range 0 to 125 psi, maximum operating temperature 140°F. Low-lead compliant for potable water applications
Watts
Brass water pressure regulator with 1/4 in FNPT connections. Reduces and stabilizes incoming water pressure in plumbing systems to protect downstream fixtures and piping. Pressure range 0 to 125 psi, maximum operating temperature 140°F. Low-lead compliant for potable water applications

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