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Watts 2 174A 030 FS ASME Section XIII Hot Water Pressure Relief Valve - ASME Section XIII Hot Water Pressure Relief Valves
WattsASME Section XIII Hot Water Pressure Relief Valves

Watts 2 174A 030 FS ASME Section XIII Hot Water Pressure Relief Valve

Watts ASME Section XIII Hot Water Pressure Relief Valves.

SKU 3G-OTH-442504

Also listed as: 2174A030FS · 2-174A-030-FS

Brand
Watts
Item
2 174A 030 FS ASME Section XIII Hot Water Pressure Relief Valve
Category
ASME Section XIII Hot Water Pressure Relief Valves
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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
2 174A 030 FS

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

Product Description

Watts ASME Section XIII Hot Water Pressure Relief Valves.

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 174A relief valve used for?

The Watts 174A relief valve is used to protect hot water heating systems from overpressure. It automatically opens when system pressure exceeds its set point, preventing damage to boilers, tanks, and piping. This ASME Section XIII valve is common in commercial and industrial hydronic applications.

What are the specifications of the Watts 2 174A 030 FS relief valve?

The Watts 2 174A 030 FS is a 2 in x 2 in FNPTF x FNPTF bronze relief valve with a maximum operating pressure of 150 psi. It is ASME Section XIII rated for hot water service. The bronze body resists corrosion in high-temperature hydronic systems.

Where to buy a Watts 174A relief valve worldwide?

3G Electric supplies the Watts 174A relief valve to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ASME Section XIII valve.

How to install a Watts 174A pressure relief valve?

Install the Watts 174A in the hot water system's discharge line with the valve stem vertical. Ensure no shutoff valve is placed between the valve and the system. Pipe the discharge to a safe drain location per local codes. Always follow the manufacturer's installation 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 asme section xiii hot water pressure relief valves. 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
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body with 2-inch FNPTF x FNPTF connections and a maximum operating pressure of 150 psi. Used in hydronic systems to protect boilers, water heaters, and storage tanks from overpressure
Watts
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body with 2-inch FNPTF x FNPTF connections and a maximum operating pressure of 150 psi. Used in hydronic systems to protect boilers, water heaters, and storage tanks from overpressure
Bronze body pressure relief valve with 1-1/4 in FNPTF x FNPTF connections. Rated for 150 psi maximum operating pressure. Complies with ASME Section XIII standards for hot water service. Used in hydronic heating systems to protect boilers and water heaters from overpressure
Watts
Bronze body pressure relief valve with 1-1/4 in FNPTF x FNPTF connections. Rated for 150 psi maximum operating pressure. Complies with ASME Section XIII standards for hot water service. Used in hydronic heating systems to protect boilers and water heaters from overpressure
This ASME Section XIII certified hot water pressure relief valve features a bronze body and 2-inch FNPTF x FNPTF connections. It automatically releases water when system pressure exceeds 150 psi, protecting boilers, water heaters, and storage tanks in commercial and industrial hydronic systems
Watts
This ASME Section XIII certified hot water pressure relief valve features a bronze body and 2-inch FNPTF x FNPTF connections. It automatically releases water when system pressure exceeds 150 psi, protecting boilers, water heaters, and storage tanks in commercial and industrial hydronic systems
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body and 2 in FNPTF x 2 in FNPTF connections, with a maximum operating pressure of 150 psi. Used in hydronic systems to protect boilers, water heaters, and storage tanks from overpressure
Watts
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body and 2 in FNPTF x 2 in FNPTF connections, with a maximum operating pressure of 150 psi. Used in hydronic systems to protect boilers, water heaters, and storage tanks from overpressure
Bronze body relief valve with 3/4 inch FNPTF female threaded connections on inlet and outlet. Rated for maximum operating pressure of 150 psi. ASME Section XIII certified for hot water service. Used in hydronic systems to protect boilers, water heaters, and piping from overpressure
Watts
Bronze body relief valve with 3/4 inch FNPTF female threaded connections on inlet and outlet. Rated for maximum operating pressure of 150 psi. ASME Section XIII certified for hot water service. Used in hydronic systems to protect boilers, water heaters, and piping from overpressure
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body with 2-inch FNPTF inlet and outlet connections and a maximum operating pressure of 150 psi. The valve automatically opens to relieve excess pressure, protecting boilers, water heaters, and piping in commercial and industrial hydronic systems
Watts
This Watts pressure relief valve is ASME Section XIII certified for hot water service. It features a bronze body with 2-inch FNPTF inlet and outlet connections and a maximum operating pressure of 150 psi. The valve automatically opens to relieve excess pressure, protecting boilers, water heaters, and piping in commercial and industrial hydronic systems

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Bronze hot water pressure relief valve with 1 1/2 in FNPTF x FNPTF connections. Rated for 150 psi maximum operating pressure. Designed for overpressure protection in hot water systems such as boilers and water heaters
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Bronze hot water pressure relief valve with 1 1/2 in FNPTF x FNPTF connections. Rated for 150 psi maximum operating pressure. Designed for overpressure protection in hot water systems such as boilers and water heaters
Iron body relief valve with 3/4 in FNPTF inlet and 1 in FNPTF outlet. Rated for hot water service, opens at 75 psi maximum operating pressure to protect against overpressure in boilers and water heaters. Overall height 5 5/8 in
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Iron body relief valve with 3/4 in FNPTF inlet and 1 in FNPTF outlet. Rated for hot water service, opens at 75 psi maximum operating pressure to protect against overpressure in boilers and water heaters. Overall height 5 5/8 in
This ASME Section XIII hot water pressure relief valve features a 1-1/2 in FNPTF inlet and 2 in FNPTF outlet, with an iron body. Rated for a maximum operating pressure of 75 psi, it automatically opens to discharge excess pressure, protecting boilers and water heaters in hydronic heating systems
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This ASME Section XIII hot water pressure relief valve features a 1-1/2 in FNPTF inlet and 2 in FNPTF outlet, with an iron body. Rated for a maximum operating pressure of 75 psi, it automatically opens to discharge excess pressure, protecting boilers and water heaters in hydronic heating systems
This Watts pressure relief valve is ASME Section XIII rated for hot water service. It features a 1 in x 1 1/4 in FNPTF x FNPTF iron body and a maximum operating pressure of 40 psi. Used to protect water heaters and boilers from overpressure in commercial and industrial hot water systems
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This Watts pressure relief valve is ASME Section XIII rated for hot water service. It features a 1 in x 1 1/4 in FNPTF x FNPTF iron body and a maximum operating pressure of 40 psi. Used to protect water heaters and boilers from overpressure in commercial and industrial hot water systems
ASME Section XIII hot water pressure relief valve with 2 in FNPTF x FNPTF connections. Constructed of copper silicon alloy. Overall height 11 1/2 in. Used to protect hot water systems such as boilers, water heaters, and storage tanks from overpressure
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ASME Section XIII hot water pressure relief valve with 2 in FNPTF x FNPTF connections. Constructed of copper silicon alloy. Overall height 11 1/2 in. Used to protect hot water systems such as boilers, water heaters, and storage tanks from overpressure
ASME Section XIII hot water pressure relief valve with 1 1/4 in FNPTF inlet and 1 1/2 in FNPTF outlet. Cast iron body construction. Maximum operating pressure 75 psi. Used to protect boilers and water heaters from overpressure in hydronic heating systems
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ASME Section XIII hot water pressure relief valve with 1 1/4 in FNPTF inlet and 1 1/2 in FNPTF outlet. Cast iron body construction. Maximum operating pressure 75 psi. Used to protect boilers and water heaters from overpressure in hydronic heating systems
Bronze hot water pressure relief valve with 3/4 in FNPTF x 3/4 in FNPTF connections. Rated for maximum operating pressure of 20 psi and certified to ASME Section XIII. Used to protect water heaters and boilers from overpressure by automatically discharging excess pressure
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Bronze hot water pressure relief valve with 3/4 in FNPTF x 3/4 in FNPTF connections. Rated for maximum operating pressure of 20 psi and certified to ASME Section XIII. Used to protect water heaters and boilers from overpressure by automatically discharging excess pressure
Cast iron hot water pressure relief valve with 3/4 inch FNPTF x FNPTF connections and 3 1/2 inch overall height. ASME Section XIII rated for overpressure protection in hydronic heating systems, boilers, and water heaters
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Cast iron hot water pressure relief valve with 3/4 inch FNPTF x FNPTF connections and 3 1/2 inch overall height. ASME Section XIII rated for overpressure protection in hydronic heating systems, boilers, and water heaters