Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

AQUATROL 55AA1M2U1-25 Non-Code Air, Inert Gas & Liquids Pressure Relief Valve - Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
AQUATROLNon-Code Air, Inert Gas & Liquids Pressure Relief Valves

AQUATROL 55AA1M2U1-25 Non-Code Air, Inert Gas & Liquids Pressure Relief Valve

The AQUATROL Adjustable Relief Valve (MPN 55AA1M2U1-25) is a Non-Code Air, Inert Gas & Liquids Pressure Relief Valve with MNPT x FNPT connections, sized 1/4 in x 1/2 in in bronze, rated for a maximum operating…

SKU 3G-OTH-437782

Also listed as: 55AA1M2U125 · 55AA1M2U1 25

Brand
AQUATROL
Item
55AA1M2U1-25 Non-Code Air, Inert Gas & Liquids Pressure Relief Valve
Category
Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

AQUATROL
Manufacturer Part Number
55AA1M2U1-25
Type
1/4 in x 1/2 in, Bronze
Max. Op Pressure
200 psi

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The AQUATROL Adjustable Relief Valve (MPN 55AA1M2U1-25) is a Non-Code Air, Inert Gas & Liquids Pressure Relief Valve with MNPT x FNPT connections, sized 1/4 in x 1/2 in in bronze, rated for a maximum operating pressure of 200 psi.

Frequently Asked Questions

What is the AQUATROL Adjustable Relief Valve used for?

The AQUATROL Adjustable Relief Valve is used to protect pneumatic and liquid systems from overpressure. It is designed for non-code air, inert gas, and liquid applications, making it suitable for industrial process lines, compressors, and hydraulic circuits where precise pressure relief is required.

What are the specifications of the AQUATROL 55AA1M2U1-25 relief valve?

The AQUATROL 55AA1M2U1-25 is a bronze adjustable relief valve with MNPT x FNPT connections sized 1/4 in x 1/2 in. It has a maximum operating pressure of 200 psi. This non-code valve is designed for air, inert gas, and liquid service, and is supplied by 3G Electric.

Where to buy the AQUATROL 55AA1M2U1-25 relief valve worldwide?

You can source the AQUATROL 55AA1M2U1-25 relief valve from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this bronze adjustable relief valve.

How to install the AQUATROL adjustable relief valve?

Install the AQUATROL relief valve in a vertical position with the outlet piped to a safe discharge area. Ensure the inlet connection (1/4 in MNPT) is properly sealed with thread sealant. Adjust the set pressure using the locking ring while the system is depressurized. Always follow generic pressure relief valve best practices.

Used in

Common applications for AQUATROL
Industrial compressed air systems — AQUATROL 69 series non-code adjustable relief valves for overpressure protection on air receivers and piping.
Steam boiler pressure vessels — AQUATROL 740 series ASME Section VIII safety relief valves for code-compliant steam overpressure relief.
Hydraulic fluid circuits — AQUATROL 69 series non-code adjustable relief valves for pressure limiting in liquid systems up to 250 psi.
Inert gas blanketing systems — AQUATROL 69 series non-code adjustable relief valves for pressure control on nitrogen or argon lines.
Process water piping — AQUATROL 69 series non-code adjustable relief valves for thermal expansion or pump discharge overpressure protection.
Steam distribution headers — AQUATROL 740 series ASME Section VIII safety relief valves for protecting steam mains and branch lines.

AQUATROL Products

3G Electric supplies AQUATROL non-code air, inert gas & liquids pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/2 in x 1 1/2 in, Bronze, 50 psi Max. Op Pressure (MPN 69E1B1M2U1-50)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/2 in x 1 1/2 in, Bronze, 50 psi Max. Op Pressure (MPN 69E1B1M2U1-50)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 50 psi Max. Op Pressure (MPN 69C1B1M2U1-50)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 50 psi Max. Op Pressure (MPN 69C1B1M2U1-50)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 50 psi Max. Op Pressure (MPN 69B1B1M2U1-50)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 50 psi Max. Op Pressure (MPN 69B1B1M2U1-50)
This AQUATROL pressure relief valve is designed for air, inert gas, and liquids in non-code applications. It features a 1/2 in MNPT x 1/2 in FNPT bronze body with a maximum operating pressure of 50 psi. Typical uses include protecting industrial piping, pneumatic systems, and hydraulic circuits from overpressure
AQUATROL
This AQUATROL pressure relief valve is designed for air, inert gas, and liquids in non-code applications. It features a 1/2 in MNPT x 1/2 in FNPT bronze body with a maximum operating pressure of 50 psi. Typical uses include protecting industrial piping, pneumatic systems, and hydraulic circuits from overpressure
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/8 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 55BA1M2U1-25)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/8 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 55BA1M2U1-25)
This AQUATROL valve is a non-code adjustable pressure relief valve for air, inert gas, and liquids. It features a bronze body with 2-inch female NPT connections on both ends and a maximum operating pressure of 50 psi. Typical applications include overpressure protection in industrial piping, pneumatic systems, and liquid handling systems
AQUATROL
This AQUATROL valve is a non-code adjustable pressure relief valve for air, inert gas, and liquids. It features a bronze body with 2-inch female NPT connections on both ends and a maximum operating pressure of 50 psi. Typical applications include overpressure protection in industrial piping, pneumatic systems, and liquid handling systems

More from AQUATROL

View all AQUATROL parts
This AQUATROL pressure relief valve is designed for overpressure protection in non-code air, inert gas, and liquid systems. It features a 1/2 in MNPT x 1/2 in FNPT connection, a bronze body, and a maximum operating pressure of 250 psi. Typical applications include industrial piping, compressors, and hydraulic circuits
AQUATROL
This AQUATROL pressure relief valve is designed for overpressure protection in non-code air, inert gas, and liquid systems. It features a 1/2 in MNPT x 1/2 in FNPT connection, a bronze body, and a maximum operating pressure of 250 psi. Typical applications include industrial piping, compressors, and hydraulic circuits
This bronze pressure relief valve features 2 in MNPT x 2 in FNPT connections and a maximum operating pressure of 300 psi. It is designed for overpressure protection in non-code air, inert gas, and liquid systems, automatically opening when system pressure exceeds the set point to prevent damage to piping and equipment
AQUATROL
This bronze pressure relief valve features 2 in MNPT x 2 in FNPT connections and a maximum operating pressure of 300 psi. It is designed for overpressure protection in non-code air, inert gas, and liquid systems, automatically opening when system pressure exceeds the set point to prevent damage to piping and equipment
This pressure relief valve is constructed with a bronze body and features 3/4 in MNPT x 3/4 in FNPT connections. It is rated for a maximum operating pressure of 200 psi and is intended for overpressure protection on non-code air, inert gas, and liquid systems. Typical applications include industrial piping, compressors, and hydraulic circuits requiring pressure relief
AQUATROL
This pressure relief valve is constructed with a bronze body and features 3/4 in MNPT x 3/4 in FNPT connections. It is rated for a maximum operating pressure of 200 psi and is intended for overpressure protection on non-code air, inert gas, and liquid systems. Typical applications include industrial piping, compressors, and hydraulic circuits requiring pressure relief
This AQUATROL pressure relief valve is designed for non-code applications involving air, inert gases, and liquids. It features a bronze body with 1 1/4 in MNPT x FNPT connections and a maximum operating pressure of 50 psi. Typical uses include overpressure protection in industrial piping systems where precise pressure control is required
AQUATROL
This AQUATROL pressure relief valve is designed for non-code applications involving air, inert gases, and liquids. It features a bronze body with 1 1/4 in MNPT x FNPT connections and a maximum operating pressure of 50 psi. Typical uses include overpressure protection in industrial piping systems where precise pressure control is required
This AQUATROL pressure relief valve is designed for non-code air, inert gas, and liquid systems. It features a 1 in MNPT x 1 in FNPT bronze body with a maximum operating pressure of 75 psi. The valve automatically opens at set pressure to protect piping and equipment from overpressure in industrial process lines, compressor stations, and hydraulic circuits
AQUATROL
This AQUATROL pressure relief valve is designed for non-code air, inert gas, and liquid systems. It features a 1 in MNPT x 1 in FNPT bronze body with a maximum operating pressure of 75 psi. The valve automatically opens at set pressure to protect piping and equipment from overpressure in industrial process lines, compressor stations, and hydraulic circuits
This bronze pressure relief valve is designed for overpressure protection in non-code air, inert gas, and liquid systems. It features 1 1/2 in MNPT x 1 1/2 in FNPT connections and a maximum operating pressure of 150 psi. The valve automatically opens at the set pressure to prevent equipment damage in industrial piping, compressors, and hydraulic circuits
AQUATROL
This bronze pressure relief valve is designed for overpressure protection in non-code air, inert gas, and liquid systems. It features 1 1/2 in MNPT x 1 1/2 in FNPT connections and a maximum operating pressure of 150 psi. The valve automatically opens at the set pressure to prevent equipment damage in industrial piping, compressors, and hydraulic circuits
Non-code pressure relief valve for air, inert gas, and liquids. Bronze body with 3/4 in MNPT x 3/4 in FNPT connections. Adjustable set point with maximum operating pressure of 100 psi. Suitable for overpressure protection in industrial piping, compressors, and hydraulic circuits
AQUATROL
Non-code pressure relief valve for air, inert gas, and liquids. Bronze body with 3/4 in MNPT x 3/4 in FNPT connections. Adjustable set point with maximum operating pressure of 100 psi. Suitable for overpressure protection in industrial piping, compressors, and hydraulic circuits
This AQUATROL non-code pressure relief valve is designed for air, inert gas, and liquid systems. It features a bronze body with 1 in MNPT x 1 in FNPT connections and a maximum operating pressure of 400 psi. The valve is adjustable and used to protect equipment from overpressure in industrial piping, hydraulic systems, and pneumatic circuits
AQUATROL
This AQUATROL non-code pressure relief valve is designed for air, inert gas, and liquid systems. It features a bronze body with 1 in MNPT x 1 in FNPT connections and a maximum operating pressure of 400 psi. The valve is adjustable and used to protect equipment from overpressure in industrial piping, hydraulic systems, and pneumatic circuits