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Watts LF140X-9-150/210 FS ASME Section XIII Temperature & - ASME Section XIII Temperature & Pressure Relief Valves
WattsASME Section XIII Temperature & Pressure Relief Valves

Watts LF140X-9-150/210 FS ASME Section XIII Temperature &

The WATTS Temperature and Pressure Relief Valve is an ASME Section XIII valve (SKU 1 LF140X-9-150/210 FS, MPN 1 LF140X-9-150/210 FS) with a Copper Silicon Alloy body and FNPTF x FNPTF connections. It is designed for…

SKU 3G-OTH-430647

Also listed as: 1LF140X9150210FS · 1 LF140X 9 150 210 FS · 1-LF140X-9-150-210-FS

Brand
Watts
Item
LF140X-9-150/210 FS ASME Section XIII Temperature &
Part Number
1 LF140X-9-150/210 FS
Category
ASME Section XIII Temperature & Pressure Relief Valves
Available to Order
Also known as:1 LF140X-9-150/210 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
1 LF140X-9-150/210 FS
Type
FNPTF x FNPTF
Body Material
Copper Silicon Alloy

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Temperature and Pressure Relief Valve is an ASME Section XIII valve (SKU 1 LF140X-9-150/210 FS, MPN 1 LF140X-9-150/210 FS) with a Copper Silicon Alloy body and FNPTF x FNPTF connections. It is designed for temperature and pressure relief applications in accordance with ASME Section XIII standards.

Frequently Asked Questions

What is a WATTS temperature and pressure relief valve used for?

A WATTS temperature and pressure relief valve protects water heaters and boilers from overpressure and overtemperature conditions. It automatically opens to discharge water when pressure or temperature exceeds safe limits, preventing catastrophic failure. This ASME Section XIII valve is suitable for commercial and industrial hot water systems.

What are the specifications of the WATTS 1 LF140X-9-150/210 FS valve?

The WATTS 1 LF140X-9-150/210 FS is an ASME Section XIII temperature and pressure relief valve with a Copper Silicon Alloy body. It features FNPTF x FNPTF connections and is manufactured by WATTS. The valve is designed for reliable overpressure and overtemperature protection in industrial fluid systems.

Where to buy WATTS temperature and pressure relief valves worldwide?

3G Electric supplies WATTS temperature and pressure relief valves to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to source the WATTS 1 LF140X-9-150/210 FS or other ASME Section XIII valves for your application.

How to install a WATTS ASME Section XIII relief valve?

Install the WATTS relief valve in the designated tapping on the water heater or boiler, ensuring the sensing element extends into the tank. Use thread sealant on the FNPTF connections and orient the discharge piping downward to a safe drain. Follow local codes and the manufacturer's instructions for proper operation.

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 temperature & 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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