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DUNGS G...A2 - Pressure Switches and Pressure Limiters for gas, air
DungsPressure switch

DUNGS G...A2 - Pressure Switches and Pressure Limiters for gas, air

Adjustable DUNGS Pressure Switches G...A2 with and without manual reset for monitoring pressure deviations, specially developed for mounting on DUNGS multifunctional device, double solenoid valves, safety valves and…

SKU 3G-OTH-02962

Also listed as: GAOGMLGMHA2USCA · GAO GML GMH A2 US CA

Brand
Dungs
Item
G...A2 - Pressure Switches and Pressure Limiters for gas, air
Part Number
GAO-GML-GMH-A2-US-CA
Category
Pressure switch
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Technical Specifications

Dungs
Manufacturer Part Number
GA2

Technical Documents

(1)
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3G Electric (S) Pte. Ltd. — Singapore

Product Description

Adjustable DUNGS Pressure Switches G...A2 with and without manual reset for monitoring pressure deviations, specially developed for mounting on DUNGS multifunctional device, double solenoid valves, safety valves and pressure regulators. Suitable for dry natural gas, propane, butane, air and other inert gases, as well as for up to 0.1 % dry H2S in burner, ventilation and air-conditioning systems.

Frequently Asked Questions

What is the DUNGS G...A2 pressure switch used for?

The DUNGS G...A2 pressure switch monitors pressure deviations in gas, air, flue, and exhaust gases. It is designed for mounting on DUNGS multifunctional devices, double solenoid valves, safety valves, and pressure regulators in industrial and commercial heating applications.

What are the specifications of the DUNGS G...A2 pressure switch?

The DUNGS G...A2 series includes GAO-A2, GMH-A2, and GML-A2 models with SPDT switches requiring no auxiliary power. They feature an adjustable dial with integrated scale, vent limiter per UL 353 limiting gas escape to less than 1.0 CFH at 7 PSI, and are UL, CSA, and FM approved.

Where to buy DUNGS G...A2 pressure switches in Singapore?

You can source DUNGS G...A2 pressure switches through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this DUNGS component for your valve train.

How to install the DUNGS G...A2 pressure switch on a DMV valve?

Mount the DUNGS G...A2 directly on the DMV valve housing using the provided mounting options. Set the adjustable dial to your desired pressure set point. Ensure the medium is dry natural gas, propane, butane, or air with dew point below +15 °F. No auxiliary power is needed for the SPDT switch.

Used in

Common applications for Dungs
Industrial steam boilers — MB-ZRDLE MultiBloc on modulating gas-fired plant
Hospital and hotel plant rooms — MB-D series for two-stage commercial burners
Food-industry ovens and dryers — DMV butterfly valves on high-turndown modulating lines
Petrochemical gas-train skid assemblies — FRS / FRSBV regulators with GW pressure switches
Retrofit drop-in replacements for older Dungs MB assemblies on existing Weishaupt / Riello burners
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Dungs Products

3G Electric supplies Dungs pressure switch. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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