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WATTS LF289-3/4" Atmospheric Vacuum Breaker, 3/4 in, Brass, Male - Atmospheric Vacuum Breakers
WATTSAtmospheric Vacuum Breakers

WATTS LF289-3/4" Atmospheric Vacuum Breaker, 3/4 in, Brass, Male

The WATTS Spill Resistant Vacuum Breaker (MPN LF289-3/4") is an atmospheric vacuum breaker for water media, featuring a 3/4 in pipe size with MNPT x MNPT brass male connections. This device is designed to prevent…

SKU 3G-OTH-597043

Also listed as: LF28934 · LF289 3 4 · LF289-3-4

Brand
WATTS
Item
LF289-3/4" Atmospheric Vacuum Breaker, 3/4 in, Brass, Male
Part Number
LF289-3/4"
Category
Atmospheric Vacuum Breakers
Available to Order
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Technical specs
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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
LF289-3/4"
Type
For Water Media, Brass, Male
Pipe Size
3/4 in

Technical Documents

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

Product Description

The WATTS Spill Resistant Vacuum Breaker (MPN LF289-3/4") is an atmospheric vacuum breaker for water media, featuring a 3/4 in pipe size with MNPT x MNPT brass male connections. This device is designed to prevent backflow in water systems, ensuring safe operation in industrial applications.

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 a WATTS Spill Resistant Vacuum Breaker used for?

The WATTS Spill Resistant Vacuum Breaker (LF289-3/4") prevents backflow in water systems, protecting potable water from contamination in industrial plumbing and irrigation applications. It is designed for water media with 3/4 in MNPT x MNPT brass male connections.

What are the specifications of the WATTS LF289-3/4" vacuum breaker?

The WATTS LF289-3/4" is a spill resistant atmospheric vacuum breaker with a 3/4 in pipe size, MNPT x MNPT brass male connections, and is rated for water media. It is manufactured by WATTS and is suitable for backflow prevention in industrial water systems.

Where to buy a WATTS Spill Resistant Vacuum Breaker worldwide?

3G Electric supplies the WATTS Spill Resistant Vacuum Breaker (LF289-3/4") to customers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a WATTS atmospheric vacuum breaker?

Install the WATTS LF289-3/4" vacuum breaker vertically at least 6 inches above the highest downstream outlet. Ensure the MNPT threads are sealed with PTFE tape and the device is accessible for inspection. Follow local plumbing codes and manufacturer guidelines for proper backflow prevention.

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 atmospheric vacuum breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This atmospheric vacuum breaker is constructed of brass with female NPT connections for 3/4 in pipe. It is designed for water media and certified to NSF/ANSI 372. Used in plumbing systems to prevent backflow, it is typically installed on outdoor faucets or irrigation lines to protect potable water supplies
WATTS
This atmospheric vacuum breaker is constructed of brass with female NPT connections for 3/4 in pipe. It is designed for water media and certified to NSF/ANSI 372. Used in plumbing systems to prevent backflow, it is typically installed on outdoor faucets or irrigation lines to protect potable water supplies

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