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Watts Total Relief Kit: Total Relief Kit, LF909-DNRS-FS/LF909-DNRS-FS - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Total Relief Kit: Total Relief Kit, LF909-DNRS-FS/LF909-DNRS-FS

The WATTS Total Relief Kit is a repair kit for Watts backflow preventers, compatible with the 4 in valve size and Series 909 models, including the 4 LF909. This kit includes a Sleeve O-Ring and is identified by…

SKU 3G-OTH-436705

Also listed as: 9094TotalReliefKit · 909-4-Total-Relief-Kit

Brand
Watts
Item
Total Relief Kit: Total Relief Kit, LF909-DNRS-FS/LF909-DNRS-FS
Category
Repair Kits & Parts for Watts Backflow Preventers
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Watts
Manufacturer Part Number
909 4 Total Relief Kit
Type
793PG4/793PG6, 909
LF909
4
Includes
Sleeve O-Ring
Compatible Valve Size
4 in
Compatible with Series
909
Compatible with Mfr. Model No.
4 LF909

Technical Documents

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

Product Description

The WATTS Total Relief Kit is a repair kit for Watts backflow preventers, compatible with the 4 in valve size and Series 909 models, including the 4 LF909. This kit includes a Sleeve O-Ring and is identified by manufacturer part number 909 4 Total Relief Kit.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the WATTS Total Relief Kit used for?

The WATTS Total Relief Kit is a repair kit for Watts backflow preventers. It is used to replace worn internal components, such as the sleeve O-ring, in Series 909 models and the 4 LF909, ensuring proper relief valve function and preventing backflow in commercial water systems.

What are the specifications of the WATTS Total Relief Kit?

The WATTS Total Relief Kit is compatible with a 4 in valve size and Series 909 backflow preventers, including model 4 LF909. It includes a sleeve O-ring and is identified by manufacturer part number 909 4 Total Relief Kit. It also corresponds to part number LF909-DNRS-FS.

Where to buy the WATTS Total Relief Kit worldwide?

You can source the WATTS Total Relief Kit 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 genuine Watts repair components for backflow preventers.

How to install the WATTS Total Relief Kit?

To install the WATTS Total Relief Kit, first depressurize and isolate the backflow preventer. Remove the relief valve cover, extract the old O-ring and components, then install the new sleeve O-ring from the kit. Reassemble and test per Watts guidelines. Always follow local plumbing codes and manufacturer 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 repair kits & parts for watts 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 Total Relief Kit: Total Relief Kit, LF909M1-DOSY-FS, 8 in Compatible Valve Size, 8 LF909M1, Repair Kit (MPN 909 8 Total Relief Kit)
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WATTS Total Relief Kit: Total Relief Kit, LF909-DOSY-FS/LF909-DOSY-FS/LF909-DOSY-FS/LF909-DNRS-FS, 2 1/2-3 LF909, Repair Kit (MPN 909 2-1/2 - 3 Total Relief Kit)
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WATTS Total Relief Kit: Total Relief Kit, 2 LF909M1-QT-FS/1-1/2 LF909M1-QT-FS/1-1/4 LF909M1-QT-FS, 1 1/4 - 2 LF909M1, Repair Kit, 909 (MPN 909 M1 1-1/4 - 2 Total Relief Kit)
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WATTS Total Relief Kit: Total Relief Kit, 2 LF909M1-QT-FS/1-1/2 LF909M1-QT-FS/1-1/4 LF909M1-QT-FS, 1 1/4 - 2 LF909M1, Repair Kit, 909 (MPN 909 M1 1-1/4 - 2 Total Relief Kit)
WATTS Relief Valve Repair Kit: Relief Valve Repair Kit, LF909-DNRS-FS/LF909-DNRS-FS, 4 in Compatible Valve Size (MPN 909 4 Relief Valve)
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WATTS Relief Valve Repair Kit: Relief Valve Repair Kit, LF909-DNRS-FS/LF909-DNRS-FS, 4 in Compatible Valve Size (MPN 909 4 Relief Valve)

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