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DwyerAdjustable Set-Point Air Pressure Switches

Dwyer Pressure Switch: Adj

The DWYER 1823-80 is an adjustable set-point air pressure switch with an auto reset function, featuring a set-point range of 9 in wc to 85 in wc. It includes a conduit box, SPDT switch action, and NPT connection…

SKU 3G-OTH-68557

Brand
Dwyer
Item
Pressure Switch: Adj
Category
Adjustable Set-Point Air Pressure Switches
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Technical Specifications

Dwyer
Brand
DWYER
Switch Voltage
120 to 480V AC
Manufacturer Part Number
1823-80
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER 1823-80 is an adjustable set-point air pressure switch with an auto reset function, featuring a set-point range of 9 in wc to 85 in wc. It includes a conduit box, SPDT switch action, and NPT connection, operating on a switch voltage of 120 to 480V AC.

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 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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