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Watts Water Pressure Reducing Valve: NPT x NPT, 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, 1/2 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 1/2 LF N55BUM1 and MPN 1/2 LF N55BUM1, features a 1/2-inch pipe size and is…

SKU 3G-OTH-439386

Also listed as: 12LFN55BUM1 · 1 2 LF N55BUM1 · 1-2-LF-N55BUM1

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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
1/2 LF N55BUM1
Type
Copper Silicon Alloy, NPT x NPT
Pipe Size
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 1/2 LF N55BUM1 and MPN 1/2 LF N55BUM1, features a 1/2-inch pipe size and is constructed from copper silicon alloy. It is low-lead compliant, meeting relevant standards for potable water applications.

Frequently Asked Questions

What is the WATTS water pressure reducing valve used for?

The WATTS water pressure reducing valve is used to regulate and reduce incoming water pressure in potable water systems. It protects plumbing equipment and fixtures from damage caused by high pressure. Common applications include commercial buildings, residential supply lines, and irrigation systems where stable pressure is required.

What are the specifications of the WATTS 1/2 LF N55BUM1?

The WATTS 1/2 LF N55BUM1 is a standard capacity water pressure reducing valve with 1/2-inch NPT x NPT connections. It is constructed from copper silicon alloy and is low-lead compliant for potable water use. The valve is designed for reliable pressure regulation in residential and commercial plumbing systems.

Where to buy the WATTS water pressure reducing valve worldwide?

You can source the WATTS water pressure reducing 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 on the WATTS 1/2 LF N55BUM1 model.

How to install a WATTS water pressure reducing valve?

Install the WATTS valve in the main water line after the shut-off valve, ensuring flow direction matches the arrow on the body. Use thread sealant on NPT connections and avoid overtightening. Adjust the pressure setting using the adjustment screw while monitoring downstream pressure with a gauge. Always follow local plumbing codes.

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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