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WATTS ST375 General Service Float Valve Assembly - General Service Float Valve Assemblies
WattsGeneral Service Float Valve Assemblies

WATTS ST375 General Service Float Valve Assembly

The WATTS ST375 is a general service float valve assembly for water media, featuring a straight valve body designed for horizontal piping. It has a flow rate of 14 gpm @ 50 psi, with 1/4"-20 rod thread and adjustable…

SKU 3G-OTH-450039

Also listed as: ST 375 · ST-375

Brand
Watts
Item
ST375 General Service Float Valve Assembly
Part Number
ST375
Category
General Service Float Valve Assemblies
Available to Order
Also known as:ST375Watts
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Technical specs
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
ST375
Type
Straight Valve Body, Horizontal Piping, NPT
Mounting
Horizontal Piping
Flow Rate
14 gpm @ 50 psi
For Media
Water
Rod Thread
1/4"-20
Valve Series
ST375
Valve Body Style
Straight
Arm Adjustability
Adjustable
Inlet Connection Type
MNPT
Outlet Connection Type
MNPT
Connection Type - Side 1
NPT
Connection Type - Side 2
NPT
Connection Gender - Side 1
Male
Connection Gender - Side 2
Male

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

Product Description

The WATTS ST375 is a general service float valve assembly for water media, featuring a straight valve body designed for horizontal piping. It has a flow rate of 14 gpm @ 50 psi, with 1/4"-20 rod thread and adjustable arm. Connections are male NPT on both sides, with inlet and outlet types as MNPT.

Frequently Asked Questions

What is the WATTS ST375 float valve used for?

The WATTS ST375 float valve is used to automatically control water levels in tanks and reservoirs. It is designed for water media, with a straight valve body for horizontal piping and an adjustable arm to set the desired fill level.

What are the specifications of the WATTS ST375 float valve?

The WATTS ST375 has a flow rate of 14 gpm @ 50 psi, with male NPT connections on both sides. It features a straight valve body for horizontal piping, a 1/4"-20 rod thread, and an adjustable arm. It is designed for water media only.

Where to buy the WATTS ST375 float valve worldwide?

3G Electric supplies the WATTS ST375 float valve worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this valve to your facility, ensuring compliance with international shipping requirements.

How to install the WATTS ST375 float valve?

Install the WATTS ST375 on horizontal piping with the valve body oriented correctly for flow direction. Connect male NPT fittings on both sides, adjust the arm to the desired water level, and ensure the float moves freely. Test for leaks 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 general service float valve assemblies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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