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

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

The WATTS LFN45BM1-DU is a Standard Capacity Water Pressure Regulator with NPT x NPT connections in a 1 in pipe size. It is constructed from cast copper silicon alloy and is low-lead compliant. This valve is designed…

SKU 3G-OTH-439501

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

Watts
Manufacturer Part Number
LFN45BM1-DU
Type
Cast Copper Silicon Alloy, NPT x NPT
Pipe Size
1 in
Low-Lead Compliance
Low-Lead Compliant
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS LFN45BM1-DU is a Standard Capacity Water Pressure Regulator with NPT x NPT connections in a 1 in pipe size. It is constructed from cast copper silicon alloy and is low-lead compliant. This valve is designed for reducing and regulating water pressure in plumbing systems.

Frequently Asked Questions

What is the WATTS LFN45BM1-DU water pressure reducing valve used for?

The WATTS LFN45BM1-DU is used to reduce and regulate incoming water pressure in commercial and residential plumbing systems. It protects downstream fixtures from damage caused by excessive pressure. Its cast copper silicon alloy body and low-lead compliance make it suitable for potable water applications.

What are the specifications of the WATTS LFN45BM1-DU?

The WATTS LFN45BM1-DU is a standard capacity water pressure regulator with a 1 in NPT x NPT connection. It features a cast copper silicon alloy body and is low-lead compliant. The manufacturer part number is LFN45BM1-DU. It is designed for reducing and regulating water pressure in plumbing systems.

Where to buy the WATTS LFN45BM1-DU worldwide?

You can source the WATTS LFN45BM1-DU 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. We supply this valve to procurement teams and engineers globally.

How to install the WATTS LFN45BM1-DU water pressure reducing valve?

Install the WATTS LFN45BM1-DU 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 the NPT connections. Ensure the valve is accessible for future adjustment and maintenance. Follow local plumbing codes 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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