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Watts Float Valve with Threaded Outlet: For Water Media, Straight Valve Body - General Service Float Valve Bodies
WattsGeneral Service Float Valve Bodies

Watts Float Valve with Threaded Outlet: For Water Media, Straight Valve Body

The WATTS ST500 is a general service float valve body designed for water media, featuring a straight valve body style for horizontal piping. It has a flow rate of 31 gpm @ 100 psi, with 1/4"-20 rod thread and…

SKU 3G-OTH-438787

Brand
Watts
Item
Float Valve with Threaded Outlet: For Water Media, Straight Valve Body
Category
General Service Float Valve Bodies
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Technical Specifications

Watts
Manufacturer Part Number
ST500
Type
Straight Valve Body, Horizontal Piping, NPT
Mounting
Horizontal Piping
Flow Rate
31 gpm @ 100 psi
For Media
Water
Rod Thread
1/4"-20
Valve Series
ST500
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 ST500 is a general service float valve body designed for water media, featuring a straight valve body style for horizontal piping. It has a flow rate of 31 gpm @ 100 psi, with 1/4"-20 rod thread and adjustable arm. Connections are male NPT on both inlet and outlet sides.

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 ST500 float valve used for?

The WATTS ST500 float valve is used to automatically control water levels in tanks, reservoirs, and other water systems. It is designed for horizontal piping and water media, making it suitable for industrial, commercial, and agricultural applications where reliable level control is needed.

What are the specifications of the WATTS ST500 float valve?

The WATTS ST500 is a straight valve body for horizontal piping with male NPT connections on both sides. It has a flow rate of 31 gpm at 100 psi, an adjustable arm, and a 1/4"-20 rod thread. It is designed for water media only.

Where to buy the WATTS ST500 float valve worldwide?

3G Electric supplies the WATTS ST500 float valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this part.

How to install the WATTS ST500 float valve?

Install the WATTS ST500 in horizontal piping with the inlet and outlet connected via male NPT threads. Ensure the adjustable arm is positioned correctly for the desired water level. Follow standard plumbing practices and verify the valve is rated for your system pressure.

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 general service float valve bodies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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