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Watts LL100XL ASME Section IV Temperature & Pressure Relief Valve - ASME Section IV Temperature & Pressure Relief Valves
WattsASME Section IV Temperature & Pressure Relief Valves

Watts LL100XL ASME Section IV Temperature & Pressure Relief Valve

The WATTS Temperature and Pressure Relief Valve is an ASME Section IV valve constructed with a brass body. This product, identified by manufacturer part number LL100XL, features MNPT x FNPT connections.

SKU 3G-OTH-437133

Brand
Watts
Item
LL100XL ASME Section IV Temperature & Pressure Relief Valve
Part Number
LL100XL
Category
ASME Section IV Temperature & Pressure Relief Valves
Available to Order
Also known as:LL100XLWatts
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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
LL100XL
Type
MNPT x FNPT, Brass
Body Material
Brass

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 IV valve constructed with a brass body. This product, identified by manufacturer part number LL100XL, features MNPT x FNPT connections.

Frequently Asked Questions

What is the WATTS Temperature and Pressure Relief Valve used for?

The WATTS Temperature and Pressure Relief Valve is used to protect water heaters and storage tanks from excessive temperature or pressure. It automatically opens to relieve excess pressure or temperature, preventing catastrophic failure. This ASME Section IV valve is suitable for commercial and industrial hot water systems.

What are the specifications of the WATTS LL100XL valve?

The WATTS LL100XL is an ASME Section IV temperature and pressure relief valve with a brass body. It features MNPT x FNPT connections and is manufactured by WATTS. The body material is brass, ensuring durability in high-temperature water systems. This valve is designed for pressure and temperature relief applications.

Where to buy the WATTS LL100XL valve worldwide?

You can source the WATTS LL100XL valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. 3G Electric supplies genuine WATTS components for industrial applications.

How to install a WATTS temperature and pressure relief valve?

Install the WATTS valve in the designated tapping of the water heater or tank, ensuring the discharge pipe is directed safely to a drain. Use thread sealant on the MNPT connections and tighten to manufacturer torque specs. Never install a shut-off valve between the relief valve and the tank. Test operation after installation.

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 iv 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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