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DwyerHazardous Location Adjustable Set-Point Air Pressure Switches

Dwyer Differential Pressure Switch: Adj, 0.07 in wc to 0.15 in wc, NEMA-3 Enclosure

The Dwyer 1950G-00-B-24-NA is a hazardous location adjustable set-point air pressure switch with a differential pressure range of 0.07 in wc to 0.15 in wc. It features a NEMA-3 enclosure, SPDT switch action, and NPT…

SKU 3G-OTH-68173

Brand
Dwyer
Item
Differential Pressure Switch: Adj, 0.07 in wc to 0.15 in wc, NEMA-3 Enclosure
Category
Hazardous Location Adjustable Set-Point Air Pressure Switches
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Technical Specifications

Dwyer
Manufacturer Part Number
1950G-00-B-24-NA
Type
0.07 in wc to 0.15 in wc, NEMA-3 Enclosure, SPDT, NPT
DC
24V
Switch Voltage
24V DC
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer 1950G-00-B-24-NA is a hazardous location adjustable set-point air pressure switch with a differential pressure range of 0.07 in wc to 0.15 in wc. It features a NEMA-3 enclosure, SPDT switch action, and NPT connections, operating on 24V DC. This switch is designed for use in hazardous environments requiring precise pressure monitoring.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer hazardous location adjustable set-point air pressure switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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