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WATTS 1-1/4 LF909M1-QT-FS Reduced Pressure Zone Backflow Preventer - Watts RPZ Backflow Preventers
WATTSWatts RPZ Backflow Preventers

WATTS 1-1/4 LF909M1-QT-FS Reduced Pressure Zone Backflow Preventer

The Watts Reduced Pressure Zone Backflow Preventer (MPN 1-1/4 LF909M1-QT-FS) is a backflow prevention device with a ball valve shut-off and MNPT connection type. 3G Electric interprets customer demand and delivers…

SKU 3G-OTH-740666

Also listed as: 114LF909M1QTFS · 1 1 4 LF909M1 QT FS · 1-1-4-LF909M1-QT-FS

Brand
WATTS
Item
1-1/4 LF909M1-QT-FS Reduced Pressure Zone Backflow Preventer
Part Number
1-1/4 LF909M1-QT-FS
Category
Watts RPZ Backflow Preventers
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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
1-1/4 LF909M1-QT-FS
Connection Type
MNPT
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 1-1/4 LF909M1-QT-FS) is a backflow prevention device with a ball valve shut-off and MNPT connection type. 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, such as the 1-1/4 LF909M1-QT-FS, protects potable water supplies from contamination by preventing reverse flow. It is commonly used in commercial and industrial plumbing systems where cross-connection hazards exist, ensuring compliance with backflow prevention regulations.

What are the specifications of the Watts 1-1/4 LF909M1-QT-FS backflow preventer?

The Watts 1-1/4 LF909M1-QT-FS Reduced Pressure Zone Backflow Preventer features a ball valve shut-off type and MNPT (male national pipe thread) connection. It is designed for reliable backflow prevention in water lines, with a compact lead-free construction suitable for various industrial applications.

Where to buy a Watts RPZ backflow preventer worldwide?

3G Electric supplies the genuine Watts RPZ backflow preventer, including the 1-1/4 LF909M1-QT-FS, to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct industrial equipment for your application. Contact us for availability and lead time.

How to install a Watts reduced pressure zone backflow preventer?

Installation of a Watts RPZ backflow preventer, like the 1-1/4 LF909M1-QT-FS, requires proper orientation with the flow arrow, adequate clearance for testing and maintenance, and connection via MNPT fittings. Always follow local plumbing codes and the manufacturer's instructions to ensure safe operation and prevent water contamination.

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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