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3G Electric
WATTS 3/4" LFWDS-SP-R Battery-Powered Leak Detector and Shutoff - Battery-Powered Water Detectors
WATTSBattery-Powered Water Detectors

WATTS 3/4" LFWDS-SP-R Battery-Powered Leak Detector and Shutoff

The WATTS Water Detection System is a battery-powered leak detector and shutoff (MPN 3/4" LFWDS-SP-R) that includes a power cutout module and operates at 120V AC with a maximum temperature of 210°F. It mounts on the…

SKU 3G-OTH-459460

Also listed as: 34LFWDSSPR · 3 4 LFWDS SP R · 3-4-LFWDS-SP-R

Brand
WATTS
Item
3/4" LFWDS-SP-R Battery-Powered Leak Detector and Shutoff
Part Number
3/4" LFWDS-SP-R
Category
Battery-Powered Water Detectors
Available to Order
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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
3/4" LFWDS-SP-R
Type
Leak Detector and Shutoff
Includes
Power Cutout Module
Max. Op Temp
210°F
Power Source
Battery
Detector Type
Leak Detector and Shutoff
Connection Type
FNPT
Display Sell UOM
EA
Mounting Location
Water Supply Line
Operating Voltage
120V AC
Power Source Type
Battery-Powered
Includes Batteries
Yes

Technical Documents

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

Product Description

The WATTS Water Detection System is a battery-powered leak detector and shutoff (MPN 3/4" LFWDS-SP-R) that includes a power cutout module and operates at 120V AC with a maximum temperature of 210°F. It mounts on the water supply line via FNPT connection and includes batteries.

Frequently Asked Questions

What is the WATTS Water Detection System used for?

The WATTS Water Detection System (MPN 3/4" LFWDS-SP-R) is a battery-powered leak detector and shutoff that mounts on a water supply line. It detects water leaks and automatically shuts off the supply to prevent damage, operating at 120V AC and up to 210°F.

What are the specifications of the WATTS Water Detection System?

The WATTS system is a battery-powered leak detector and shutoff with a 3/4" FNPT connection, operating at 120V AC and a maximum temperature of 210°F. It includes a power cutout module and batteries, and mounts on the water supply line.

Where to buy the WATTS Water Detection System worldwide?

3G Electric supplies the WATTS Water Detection System (MPN 3/4" LFWDS-SP-R) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to install the WATTS Water Detection System?

Install the WATTS system on the water supply line using the 3/4" FNPT connection. Ensure the power cutout module is connected to 120V AC and batteries are installed. Follow standard plumbing practices for leak detector placement and test the shutoff function after installation.

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 battery-powered water detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This brass detection and alarm shutoff system operates on 120V AC and includes a 3/4 in full port lead-free shut-off valve with NPT connections. An integrated audio alarm alerts when a leak is detected. Certified to NSF 372 for lead-free compliance. Used to automatically shut off water supply upon leak detection in water heater installations
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