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Dwyer ADPS-04-2-N Adjustable Set-Point Air Pressure Switch - Adjustable Set-Point Air Pressure Switches
DwyerAdjustable Set-Point Air Pressure Switches

Dwyer ADPS-04-2-N Adjustable Set-Point Air Pressure Switch

<p>The Dwyer ADPS-04-2-N is an adjustable set-point air pressure switch designed for precise monitoring and control in HVAC and industrial applications. This model features an auto reset function, a standard housing…

SKU 3G-OTH-68953

Also listed as: ADPS042N · ADPS 04 2 N

Brand
Dwyer
Item
ADPS-04-2-N Adjustable Set-Point Air Pressure Switch
Part Number
ADPS-04-2-N
Category
Adjustable Set-Point Air Pressure Switches
Available to Order
Also known as:ADPS-04-2-NDwyer
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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

Technical Specifications

Dwyer
Manufacturer Part Number
ADPS-04-2-N
Type
Auto Reset, 0.12 in wc to 1.6 in wc, Std Housing, SPDT, Push-On
AC
250V
Switch Voltage
250V AC

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

Product Description

<p>The Dwyer ADPS-04-2-N is an adjustable set-point air pressure switch designed for precise monitoring and control in HVAC and industrial applications. This model features an auto reset function, a standard housing, and a SPDT (single-pole double-throw) output with push-on terminals. It operates within a set-point range of 0.12 to 1.6 inches of water column (in wc) and is rated for 250V AC, making it suitable for a variety of low-pressure sensing tasks.</p><p>Ideal for use in cleanrooms, fume hoods, filter monitoring, and building automation systems, this switch offers reliable performance. As a Singapore-based supplier, 3G Electric provides competitive SGD quotes on request, handles GST for local buyers, and ensures fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the set-point range of the Dwyer ADPS-04-2-N?

The set-point range is 0.12 to 1.6 inches of water column (in wc).

What is the electrical rating and switch type?

It is rated for 250V AC and has a SPDT (single-pole double-throw) switch with auto reset and push-on terminals.

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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