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Watts Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg - Watts Double Check Backflow Preventers
WattsWatts Double Check Backflow Preventers

Watts Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg

The Watts LF007 is a modular compact double check backflow preventer with a 1/2 in pipe size and FNPT x FNPT connections. It features a ball valve shut-off type and operates within a temperature range of 33°F to…

SKU 3G-OTH-434563

Also listed as: 12LF007QTSFZ · 1 2 LF007 QT S FZ · 1-2-LF007-QT-S-FZ

Brand
Watts
Item
Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg
Category
Watts Double Check 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
1/2 LF007-QT-S-FZ
Type
FNPT x FNPT, 33°F – 180°F
Overall Lg
13 in
Pipe Size
1/2 in
Connection Type
FNPT x 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 LF007 is a modular compact double check backflow preventer with a 1/2 in pipe size and FNPT x FNPT connections. It features a ball valve shut-off type and operates within a temperature range of 33°F to 180°F, with an overall length of 13 in (MPN 1/2 LF007-QT-S-FZ).

Frequently Asked Questions

What is the Watts LF007 double check backflow preventer used for?

The Watts LF007 is a modular compact double check backflow preventer used to protect potable water supplies from non-health-hazard contaminants in commercial and residential plumbing systems. It prevents reverse flow in cross-connections, ensuring water safety in irrigation, boiler, and industrial process applications.

What are the specifications of the Watts LF007 backflow preventer?

The Watts LF007 has a 1/2 in pipe size with FNPT x FNPT connections, a ball valve shut-off type, and an overall length of 13 in. It operates in a temperature range of 33°F to 180°F. The manufacturer part number is 1/2 LF007-QT-S-FZ.

Where to buy the Watts LF007 backflow preventer worldwide?

3G Electric supplies the Watts LF007 double check backflow preventer worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Watts model.

How to install a Watts LF007 backflow preventer?

Install the Watts LF007 in a horizontal or vertical position with adequate clearance for testing and servicing. Ensure flow direction matches the arrow on the body. Use pipe thread sealant on FNPT connections and test per local codes after installation. Always follow Watts installation instructions.

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 watts double check 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
WATTS Modular compact design: LF007, 2 in Pipe Size, FNPT x FNPT, 19.5 in Overall Lg, 33°F – 180°F (MPN 2 LF007M1-QT-FZ)
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WATTS Backflow Preventer: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 21.75 in Overall Lg, 33°F – 180°F (MPN 1-1/2 LF007M2-QT-S)
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