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DUNGS LGW...A1 - Pressure Switches for air, factory adjusted
DungsPressure switch

DUNGS LGW...A1 - Pressure Switches for air, factory adjusted

Factory-adjusted DUNGS Pressure Switches LGW…A1 for monitoring overpressure, underpressure or differential pressure. Suitable for air and non-aggressive gases in burner, ventilation and air-conditioning systems.

SKU 3G-OTH-02972

Also listed as: LGWA1 · LGW A1

Brand
Dungs
Item
LGW...A1 - Pressure Switches for air, factory adjusted
Part Number
LGW-A1
Category
Pressure switch
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dungs
Manufacturer Part Number
LGWA1

Technical Documents

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

Product Description

Factory-adjusted DUNGS Pressure Switches LGW…A1 for monitoring overpressure, underpressure or differential pressure. Suitable for air and non-aggressive gases in burner, ventilation and air-conditioning systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DUNGS LGW...A1 pressure switch used for?

The DUNGS LGW...A1 is a factory-adjusted differential pressure switch for monitoring overpressure, underpressure, or differential pressure in air and non-aggressive gases. It is commonly used in burner, ventilation, and air-conditioning systems to switch circuits on, off, or over based on pressure changes.

What are the specifications of the DUNGS LGW...A1?

The DUNGS LGW...A1 is a factory-adjusted differential pressure switch per EN 1854. It features a frictionless bearing switching system, flat-type electrical connectors, and compact dimensions of 82 mm x 72 mm. It is suitable for air and non-aggressive gases, with optional switching point lock and sealing cap.

Where to buy DUNGS LGW...A1 in Singapore?

You can source the DUNGS LGW...A1 pressure switch from 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your site, providing technical support for burner and HVAC applications. Contact us for availability and lead time on this factory-adjusted model.

How to install the DUNGS LGW...A1 pressure switch?

Install the DUNGS LGW...A1 by connecting pressure lines to p1 and p2 ports, using the sealing face for an O-ring per DIN 3371. Secure with M4 screws through the 4.6 mm holes. Wire the microswitch via flat-type connectors: NC opens and NO closes as pressure rises. No auxiliary power is needed.

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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