DUNGS G...A4 - Pressure Switches and Pressure Limiters for gas, air
Adjustable DUNGS Pressure Switches G...A4 with and without manual reset for monitoring pressure deviations. Suitable for dry natural gas, propane, butane, air and other inert gases, as well as for up to 0.1 % dry H2S…
SKU 3G-OTH-02963
Also listed as: GAOGMLGMHA4USCA · GAO GML GMH A4 US CA
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.
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Product Description
Adjustable DUNGS Pressure Switches G...A4 with and without manual reset for monitoring pressure deviations. 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...A4 pressure switch used for?
The DUNGS G...A4 pressure switch monitors pressure deviations in gas, air, flue, and exhaust gases. It is recommended for industrial and commercial burner, ventilation, and air-conditioning systems, and is suitable for dry natural gas, propane, butane, air, and other inert gases.
What are the specifications of the DUNGS G...A4 pressure switch?
The DUNGS G...A4 series includes GAO-A4, GMH-A4, and GML-A4 models with SPDT contacts and no auxiliary power required. The GAO-A4-4-2,3,5,6 and GMH/GML-A4-4-4,6 have a maximum operating pressure of 7 PSI (500 mbar). It is UL Listed, CSA Certified, and FM Approved.
Where to buy DUNGS pressure switches in Singapore?
You can source DUNGS G...A4 pressure switches through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your site, providing technical support for industrial burner and HVAC applications. Contact us for pricing and lead time on orders.
How to select the right DUNGS G...A4 pressure switch model?
Select based on your application: GAO-A4 offers automatic reset for over- or under-pressure, GMH-A4 requires manual reset after over-pressure, and GML-A4 requires manual reset after under-pressure. All models have an adjustable dial with integrated scale and a test nipple for set-point verification.
Used in
Common applications for DungsDungs 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.
