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WATTS 1 LF909-QT-FS Reduced Pressure Zone Backflow Preventer - Watts RPZ Backflow Preventers
WATTSWatts RPZ Backflow Preventers

WATTS 1 LF909-QT-FS Reduced Pressure Zone Backflow Preventer

The Watts Reduced Pressure Zone Backflow Preventer (MPN 1 LF909-QT-FS) is a backflow prevention device with a ball valve shut-off and FNPT connection. 3G Electric interprets customer demand and delivers this genuine…

SKU 3G-OTH-740663

Also listed as: 1LF909QTFS · 1 LF909 QT FS · 1-LF909-QT-FS

Brand
WATTS
Item
1 LF909-QT-FS Reduced Pressure Zone Backflow Preventer
Part Number
1 LF909-QT-FS
Category
Watts RPZ Backflow Preventers
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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 LF909-QT-FS
Connection Type
FNPT
Shut-Off Valve Type
Ball Valve

Technical Documents

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WATTS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Watts Reduced Pressure Zone Backflow Preventer (MPN 1 LF909-QT-FS) is a backflow prevention device with a ball valve shut-off and FNPT connection. 3G Electric interprets customer demand and delivers this genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a Watts Reduced Pressure Zone Backflow Preventer used for?

A Watts Reduced Pressure Zone Backflow Preventer (MPN 1 LF909-QT-FS) prevents contaminated water from flowing backward into potable water supplies. It is used in commercial and industrial plumbing systems to protect drinking water from cross-connections, ensuring compliance with backflow prevention regulations.

What are the specifications of the Watts 1 LF909-QT-FS backflow preventer?

The Watts 1 LF909-QT-FS Reduced Pressure Zone Backflow Preventer features a ball valve shut-off type and an FNPT connection. It is designed for reliable backflow prevention in water systems. 3G Electric supplies this genuine Watts part, supporting industrial applications with specialist expertise in pumps and controls.

Where to buy a Watts RPZ backflow preventer worldwide?

3G Electric supplies the Watts Reduced Pressure Zone Backflow Preventer (MPN 1 LF909-QT-FS) to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial equipment. Contact us to source this backflow preventer for your project, regardless of location.

How to install a Watts reduced pressure zone backflow preventer?

Install the Watts RPZ backflow preventer in a horizontal position with adequate clearance for testing and maintenance. Ensure the FNPT connections are properly sealed and the ball valve is accessible. Follow local plumbing codes and manufacturer guidelines for correct orientation and support to prevent stress on the device.

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 watts rpz backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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