We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze - Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
AQUATROLNon-Code Air, Inert Gas & Liquids Pressure Relief Valves

AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze

The AQUATROL Adjustable Relief Valve (MPN 69A1B1M2U1-400) is a non-code pressure relief valve for air, inert gas, and liquids. This 1/2 in x 1/2 in bronze valve features MNPT x FNPT connections and a maximum…

SKU 3G-OTH-437819

Also listed as: 69A1B1M2U1400 · 69A1B1M2U1 400

Brand
AQUATROL
Item
Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze
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

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

AQUATROL
Manufacturer Part Number
69A1B1M2U1-400
Type
1/2 in x 1/2 in, Bronze
Max. Op Pressure
400 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 69A1B1M2U1-400) is a non-code pressure relief valve for air, inert gas, and liquids. This 1/2 in x 1/2 in bronze valve features MNPT x FNPT connections and a maximum operating pressure of 400 psi.

Frequently Asked Questions

What is the AQUATROL 69A1B1M2U1-400 adjustable relief valve used for?

This AQUATROL valve protects non-code air, inert gas, and liquid systems from overpressure. It is commonly used in industrial plumbing, pneumatic circuits, and hydraulic applications where a 400 psi maximum operating pressure is required.

What are the specifications of the AQUATROL 69A1B1M2U1-400 relief valve?

The AQUATROL 69A1B1M2U1-400 is a 1/2 in x 1/2 in bronze adjustable relief valve with MNPT x FNPT connections. It has a maximum operating pressure of 400 psi and is designed for non-code air, inert gas, and liquids.

Where to buy the AQUATROL 69A1B1M2U1-400 relief valve worldwide?

3G Electric supplies the AQUATROL 69A1B1M2U1-400 adjustable relief valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you receive the correct part for your industrial system.

How to install the AQUATROL adjustable relief valve?

Install the AQUATROL valve in-line with flow direction indicated on the body. Use thread sealant on MNPT connections and tighten to manufacturer torque specs. Adjust the set pressure using the threaded cap while monitoring a downstream gauge. Always depressurize the system before adjustment.

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, 1/2 in x 1/2 in, Bronze, 300 psi Max. Op Pressure (MPN 69A1B1M2U1-300)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 300 psi Max. Op Pressure (MPN 69A1B1M2U1-300)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 69A1B1M2U1-200)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 69A1B1M2U1-200)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 150 psi Max. Op Pressure (MPN 69A1B1M2U1-150)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 150 psi Max. Op Pressure (MPN 69A1B1M2U1-150)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 250 psi Max. Op Pressure (MPN 69A1B1M2U1-250)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 250 psi Max. Op Pressure (MPN 69A1B1M2U1-250)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 2 in x 2 in, Bronze, 200 psi Max. Op Pressure (MPN 69F1A1M2U1-200)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 2 in x 2 in, Bronze, 200 psi Max. Op Pressure (MPN 69F1A1M2U1-200)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 600 psi Max. Op Pressure (MPN 69A1B1M2U1-600)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 600 psi Max. Op Pressure (MPN 69A1B1M2U1-600)

More from AQUATROL

View all AQUATROL parts →
This pressure relief valve is designed for overpressure protection in non-code air, inert gas, and liquid systems. It features a bronze body with 1 1/2 in MNPT x 1 1/2 in FNPT connections and a maximum operating pressure of 75 psi. Suitable for industrial piping, compressors, and hydraulic circuits where automatic pressure relief is required
AQUATROL
This pressure relief valve is designed for overpressure protection in non-code air, inert gas, and liquid systems. It features a bronze body with 1 1/2 in MNPT x 1 1/2 in FNPT connections and a maximum operating pressure of 75 psi. Suitable for industrial piping, compressors, and hydraulic circuits where automatic pressure relief is required
This AQUATROL pressure relief valve is a 1/2 in MNPT x 1/2 in FNPT, bronze non-code valve for overpressure protection on air, inert gas, and liquid systems. It has a maximum operating pressure of 100 psi and is used in industrial piping, compressors, and hydraulic circuits
AQUATROL
This AQUATROL pressure relief valve is a 1/2 in MNPT x 1/2 in FNPT, bronze non-code valve for overpressure protection on air, inert gas, and liquid systems. It has a maximum operating pressure of 100 psi and is used in industrial piping, compressors, and hydraulic circuits
This AQUATROL non-code pressure relief valve is designed for overpressure protection in air, inert gas, and liquid systems. It features a 3/4 in MNPT x 3/4 in FNPT connection, a bronze body, and a maximum operating pressure of 250 psi. The valve is adjustable and suitable for industrial piping, hydraulic systems, and process lines
AQUATROL
This AQUATROL non-code pressure relief valve is designed for overpressure protection in air, inert gas, and liquid systems. It features a 3/4 in MNPT x 3/4 in FNPT connection, a bronze body, and a maximum operating pressure of 250 psi. The valve is adjustable and suitable for industrial piping, hydraulic systems, and process lines
This AQUATROL non-code pressure relief valve is designed for air, inert gas, and liquids. It features a bronze body with 1 1/4 in MNPT x 1 1/4 in FNPT connections and a maximum operating pressure of 50 psi. Typical applications include industrial piping, compressors, and hydraulic circuits requiring adjustable overpressure protection
AQUATROL
This AQUATROL non-code pressure relief valve is designed for air, inert gas, and liquids. It features a bronze body with 1 1/4 in MNPT x 1 1/4 in FNPT connections and a maximum operating pressure of 50 psi. Typical applications include industrial piping, compressors, and hydraulic circuits requiring adjustable overpressure protection
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 15 psi Max. Op Pressure (MPN 69D1A1M2U1-15)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 15 psi Max. Op Pressure (MPN 69D1A1M2U1-15)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 15 psi Max. Op Pressure (MPN 69A1AM2U1-15)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 15 psi Max. Op Pressure (MPN 69A1AM2U1-15)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 50 psi Max. Op Pressure (MPN 69D1B1M2U1-50)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 50 psi Max. Op Pressure (MPN 69D1B1M2U1-50)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69D1B1M2U1-100)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69D1B1M2U1-100)