DUNGS AA-A2 - Pressure Switches for air, flue and exhaust gases (US/CA)
Adjustable DUNGS Pressure Switches AA-A2 for monitoring overpressure, underpressure or differential pressure. Suitable for air, flue, exhaust gases and non-aggressive gases in burner, ventilation and air-conditioning…
SKU 3G-OTH-02960
Also listed as: AAA2USCA · AA A2 US CA
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
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Product Description
Adjustable DUNGS Pressure Switches AA-A2 for monitoring overpressure, underpressure or differential pressure. Suitable for air, flue, exhaust gases and non-aggressive gases in burner, ventilation and air-conditioning systems. Not suitable for natural gas, propane, butane or other fuel gases.
Frequently Asked Questions
What is the DUNGS AA-A2 pressure switch used for?
The DUNGS AA-A2 is a differential pressure switch used for monitoring overpressure, underpressure, or differential pressure in air, flue, and exhaust gases. It is suitable for burner, ventilation, and air-conditioning systems. It is not suitable for natural gas, propane, butane, or other fuel gases.
What are the specifications of the DUNGS AA-A2 pressure switch?
The DUNGS AA-A2 has a maximum operating pressure of 7 PSI (500 mbar). It features an SPDT switch, ambient and medium temperature range of -40 °F to +140 °F (-40 °C to +60 °C), and electrical ratings of 24 V to 250 V AC or 24 V to 48 V DC. The AA-A2-6 version has 1/4" NPT positive and 1/8" NPT negative threaded connections.
Where to buy DUNGS AA-A2 pressure switches in Singapore?
You can source DUNGS AA-A2 pressure switches in Singapore through 3G Electric. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this UL Listed and CSA Certified model. We provide reliable sourcing for industrial burner and HVAC components.
How to install the DUNGS AA-A2 pressure switch?
Install the DUNGS AA-A2 pressure switch with the pressure connections oriented as per the application. For the AA-A2-6 version, use 1/4" NPT for positive and 1/8" NPT for negative ports. Ensure the ambient temperature stays within -40 °F to +140 °F. The switch operates without auxiliary power and is field adjustable.
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.
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