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Watts 2 in x 2 1/2 in Iron ASME Section XIII Hot Water Pressure - ASME Section XIII Hot Water Pressure Relief Valves
WattsASME Section XIII Hot Water Pressure Relief Valves

Watts 2 in x 2 1/2 in Iron ASME Section XIII Hot Water Pressure

The WATTS Relief Valve (SKU 2 740 030 FS, MPN 2 740 030 FS) is an ASME Section XIII hot water pressure relief valve with FNPTF x FNPTF connections, sized 2 in x 2 1/2 in in iron, rated for a maximum operating…

SKU 3G-OTH-442513

Also listed as: 2740030FS · 2-740-030-FS

Brand
Watts
Item
2 in x 2 1/2 in Iron ASME Section XIII Hot Water Pressure
Part Number
2 740 030 FS
Category
ASME Section XIII Hot Water Pressure Relief Valves
Available to Order
Also known as:2 740 030 FSWatts
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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
2 740 030 FS
Type
2 in x 2 1/2 in, Iron
Max. Op Pressure
75 psi

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Relief Valve (SKU 2 740 030 FS, MPN 2 740 030 FS) is an ASME Section XIII hot water pressure relief valve with FNPTF x FNPTF connections, sized 2 in x 2 1/2 in in iron, rated for a maximum operating pressure of 75 psi. 3G Electric sources this genuine industrial safety component across 14 departments, with specialist expertise in combustion, pumps and controls to ensure the right valve for your system.

Frequently Asked Questions

What is the Watts 2 740 030 FS relief valve used for?

The Watts 2 740 030 FS is an ASME Section XIII hot water pressure relief valve used in commercial and industrial hydronic systems. It protects boilers, water heaters, and storage tanks from overpressure by automatically discharging water when system pressure exceeds the 75 psi maximum operating pressure.

What are the specifications of the Watts 2 740 030 FS relief valve?

This Watts relief valve has a 2 in FNPTF inlet and a 2 1/2 in FNPTF outlet, with an iron body construction. It is rated for a maximum operating pressure of 75 psi and complies with ASME Section XIII standards for hot water service. The manufacturer part number is 2 740 030 FS.

Where to buy the Watts 2 740 030 FS relief valve worldwide?

3G Electric supplies the Watts 2 740 030 FS relief valve to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact our team to place an order or request a quote for international shipping.

How to install a Watts hot water pressure relief valve?

Install the Watts relief valve in the hot water system discharge line with the inlet connected to the boiler or tank tapping. Ensure the outlet is piped to a safe drain location per local codes. Do not install a shutoff valve between the relief valve and the system. Always follow 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 asme section xiii hot water pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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