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Dwyer 1823-5 Adjustable Set-Point Air Pressure Switch - Adjustable Set-Point Air Pressure Switches
DwyerAdjustable Set-Point Air Pressure Switches

Dwyer 1823-5 Adjustable Set-Point Air Pressure Switch

The Dwyer 1823-5 is an adjustable set-point air pressure switch with auto reset, offering a switch voltage range of 120 to 480V AC. It features a SPDT contact configuration and a 1.5 in wc to 5 in wc pressure range…

SKU 3G-OTH-68366

Also listed as: 18235 · 1823 5

Brand
Dwyer
Item
1823-5 Adjustable Set-Point Air Pressure Switch
Part Number
1823-5
Category
Adjustable Set-Point Air Pressure Switches
Available to Order
Also known as:1823-5Dwyer
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
1823-5
Type
Auto Reset, 1.5 in wc to 5 in wc, Conduit Box, SPDT, NPT
AC
120 to 480V
Switch Voltage
120 to 480V AC

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

Product Description

The Dwyer 1823-5 is an adjustable set-point air pressure switch with auto reset, offering a switch voltage range of 120 to 480V AC. It features a SPDT contact configuration and a 1.5 in wc to 5 in wc pressure range, housed in a conduit box with NPT connections.

Frequently Asked Questions

What is the Dwyer 1823-5 pressure switch used for?

The Dwyer 1823-5 adjustable set-point air pressure switch is used to monitor or control air pressure in HVAC, ventilation, and industrial process systems. It activates or deactivates electrical circuits when pressure reaches the set point, with auto reset for continuous operation.

What are the specifications of the Dwyer 1823-5 pressure switch?

The Dwyer 1823-5 has a switch voltage of 120 to 480V AC, a pressure range of 1.5 in wc to 5 in wc, SPDT contact configuration, and auto reset. It is housed in a conduit box with NPT connections. The manufacturer part number is 1823-5.

Where to buy the Dwyer 1823-5 pressure switch worldwide?

You can source the Dwyer 1823-5 pressure switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the Dwyer 1823-5 pressure switch?

Install the Dwyer 1823-5 by mounting it in a clean, dry location using the conduit box. Connect NPT piping to the pressure port and wire the SPDT contacts per your control circuit (120 to 480V AC). Adjust the set point within 1.5 to 5 in wc. Follow Dwyer's manual for safety.

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
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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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