Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Dwyer DA-7031-153-8 Adjustable Set-Point Air Pressure Switch - Adjustable Set-Point Air Pressure Switches
DwyerAdjustable Set-Point Air Pressure Switches

Dwyer DA-7031-153-8 Adjustable Set-Point Air Pressure Switch

<p>The Dwyer DA-7031-153-8 is an adjustable set-point air pressure switch designed for reliable pressure monitoring in industrial applications. This auto reset switch operates within a 10 to 200 psi range and…

SKU 3G-OTH-68328

Also listed as: DA70311538 · DA 7031 153 8

Brand
Dwyer
Item
DA-7031-153-8 Adjustable Set-Point Air Pressure Switch
Part Number
DA-7031-153-8
Category
Adjustable Set-Point Air Pressure Switches
Available to Order
Also known as:DA-7031-153-8Dwyer
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
DA-7031-153-8
Type
Auto Reset, 10 psi to 200 psi, Conduit Box, SPDT, NPT
AC
120/240V
Switch Voltage
120/240V AC

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

<p>The Dwyer DA-7031-153-8 is an adjustable set-point air pressure switch designed for reliable pressure monitoring in industrial applications. This auto reset switch operates within a 10 to 200 psi range and features a SPDT (Single Pole Double Throw) contact, making it suitable for various control circuits. It is rated for 120/240V AC, ensuring compatibility with common electrical systems. The switch comes with a conduit box for protected wiring and NPT connections for easy installation.</p><p>Ideal for use in HVAC, pneumatic systems, and process control, this Dwyer switch offers precise adjustment and dependable performance. As a Singapore-based supplier, 3G Electric provides this product with worldwide shipping. For Singapore buyers, we offer SGD quotes on request and handle GST, ensuring a seamless procurement process. Enjoy fast delivery within Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the adjustable pressure range of the Dwyer DA-7031-153-8?

The Dwyer DA-7031-153-8 has an adjustable set-point range of 10 to 200 psi.

What are the electrical ratings and contact type?

It is rated for 120/240V AC and has a SPDT (Single Pole Double Throw) contact.

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
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from Dwyer

View all Dwyer parts →
Auto reset air pressure switch with adjustable set-point range of 0.2 to 2 in wc. Features standard housing, SPDT contacts, and push-on terminals rated for 250V AC. Used for sensing low air pressure changes in HVAC duct static pressure monitoring, filter clog alarms, and fan status verification
Dwyer
Auto reset air pressure switch with adjustable set-point range of 0.2 to 2 in wc. Features standard housing, SPDT contacts, and push-on terminals rated for 250V AC. Used for sensing low air pressure changes in HVAC duct static pressure monitoring, filter clog alarms, and fan status verification
Dwyer
Dwyer
Auto-reset adjustable pressure switch with SPDT contacts rated for 120 to 480V AC. Set-point range of 5 in wc to 44 in wc. Features a NPT connection and conduit box. Used in HVAC and industrial air pressure monitoring and control applications
Dwyer
Dwyer
This adjustable set-point air pressure switch features auto reset and covers a range of 5 psi to 150 psi. It includes a single-pole double-throw (SPDT) switch rated for 120/240V AC, housed in a conduit box with NPT connections. Suitable for pressure monitoring and control in pneumatic and process systems
Dwyer
Dwyer
Adjustable set-point air pressure switch with a range of 0.05 to 0.25 in wc. Features SPDT contacts rated at 250V AC and a 1/8 in NPT connection. Housed in a conduit box for use in HVAC, ventilation, and industrial process control systems
Adjustable set-point air pressure switch with a range of 1.4 in wc to 5.5 in wc. Features a single-pole double-throw (SPDT) output and a 1/8 in NPT sample line connection. Used for monitoring or controlling low-pressure air or non-combustible gas in HVAC, ventilation, and industrial process systems
Dwyer
Adjustable set-point air pressure switch with a range of 1.4 in wc to 5.5 in wc. Features a single-pole double-throw (SPDT) output and a 1/8 in NPT sample line connection. Used for monitoring or controlling low-pressure air or non-combustible gas in HVAC, ventilation, and industrial process systems
Auto reset pressure switch with adjustable set-point range of 1.5 to 5 in wc. SPDT contacts rated for 120 to 480V AC. Housed in a conduit box with NPT connections. Suitable for monitoring or controlling air pressure in HVAC and ventilation systems
Dwyer
Auto reset pressure switch with adjustable set-point range of 1.5 to 5 in wc. SPDT contacts rated for 120 to 480V AC. Housed in a conduit box with NPT connections. Suitable for monitoring or controlling air pressure in HVAC and ventilation systems
Dwyer
Dwyer
Auto reset adjustable set-point air pressure switch with a range of 9 to 85 in wc. Features SPDT switch action, NPT connection, and a conduit box. Operates on 120 to 480V AC. Used in HVAC and air-handling systems for alarm, shutdown, or fan control
Dwyer
Dwyer
This adjustable set-point air pressure switch from Dwyer has a range of 3 to 12 inches of water column. It features a single-pole double-throw (SPDT) switching action and operates at 125V AC. The switch includes a 1/8 inch sample line connection and is housed in a conduit box enclosure. It is used in HVAC and industrial process systems to monitor or control air pressure, actuating an alarm or control function when the set point is reached

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first