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Watts Water Pressure Reducing Valve: NPT x NPT, 1 1/2 in Pipe Size, Copper Silicon Alloy - Standard Capacity Water Pressure Regulators
WattsStandard Capacity Water Pressure Regulators

Watts Water Pressure Reducing Valve: NPT x NPT, 1 1/2 in Pipe Size, Copper Silicon Alloy

The WATTS Water Pressure Reducing Valve is a standard capacity water pressure regulator with NPT x NPT connections. This model, SKU 38YJ11 and MPN 1-1/2 LFU5B-Z3-LP, features a 1 1/2 in pipe size and is constructed…

SKU 3G-OTH-439441

Brand
Watts
Item
Water Pressure Reducing Valve: NPT x NPT, 1 1/2 in Pipe Size, Copper Silicon Alloy
Category
Standard Capacity Water Pressure Regulators
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Technical Specifications

Watts
Manufacturer Part Number
1-1/2 LFU5B-Z3-LP
Type
Copper Silicon Alloy, NPT x NPT
Pipe Size
1 1/2 in
Low-Lead Compliance
Low-Lead Compliant
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Water Pressure Reducing Valve is a standard capacity water pressure regulator with NPT x NPT connections. This model, SKU 38YJ11 and MPN 1-1/2 LFU5B-Z3-LP, features a 1 1/2 in pipe size and is constructed from copper silicon alloy. It is low-lead compliant.

Frequently Asked Questions

What is the WATTS Water Pressure Reducing Valve used for?

The WATTS Water Pressure Reducing Valve is used to reduce and stabilize incoming water pressure in commercial and residential plumbing systems. It protects downstream equipment and piping from damage caused by high or fluctuating pressure. This standard capacity regulator is suitable for potable water applications requiring low-lead compliance.

What are the specifications of the WATTS 1-1/2 LFU5B-Z3-LP?

This WATTS model has a 1 1/2 in NPT x NPT pipe size and is constructed from copper silicon alloy. It is low-lead compliant and carries the manufacturer part number 1-1/2 LFU5B-Z3-LP. It is a standard capacity water pressure regulator designed for reliable pressure reduction in plumbing systems.

Where to buy the WATTS Water Pressure Reducing Valve worldwide?

You can source the WATTS Water Pressure Reducing Valve worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this low-lead compliant regulator.

How to install a WATTS water pressure reducing valve?

Install the WATTS valve in the main water line after the shut-off valve, with the arrow on the body pointing in the direction of flow. Use pipe thread sealant on NPT connections and ensure the valve is accessible for adjustment. Always consult local plumbing codes and the manufacturer's instructions for proper installation.

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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