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Robertshaw Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box - Adjustable Set-Point Air Pressure Switches
RobertshawAdjustable Set-Point Air Pressure Switches

Robertshaw Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box

The Robertshaw 2374-502 is an adjustable set-point air pressure switch with an auto-reset function, featuring a set-point range of 0.05 in wc to 12 in wc. It is a single-pole double-throw (SPDT) switch with a 28V DC…

SKU 3G-OTH-68758

Also listed as: 2374502 · 2374 502

Brand
Robertshaw
Item
Air Pressure Switch: Adj, Auto Reset, 0.05 in wc to 12 in wc, Conduit Box
Category
Adjustable Set-Point Air Pressure Switches
Available to Order
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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

Robertshaw
Manufacturer Part Number
2374-502
Type
Auto Reset, 0.05 in wc to 12 in wc, Conduit Box, SPDT, Push-On
Switch Voltage
28V DC

Technical Documents

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

Product Description

The Robertshaw 2374-502 is an adjustable set-point air pressure switch with an auto-reset function, featuring a set-point range of 0.05 in wc to 12 in wc. It is a single-pole double-throw (SPDT) switch with a 28V DC voltage rating, housed in a conduit box with push-on terminals.

Frequently Asked Questions

What is the Robertshaw 2374-502 air pressure switch used for?

The Robertshaw 2374-502 is an adjustable set-point air pressure switch used in HVAC, combustion, and industrial systems to sense low differential air pressure and control fan, damper, or filter operations. Its auto-reset SPDT design suits safety interlocks and proof-of-flow applications.

What are the specifications of the Robertshaw 2374-502?

The Robertshaw 2374-502 is an adjustable auto-reset air pressure switch with a set-point range of 0.05 in wc to 12 in wc. It features a single-pole double-throw (SPDT) contact, 28V DC voltage rating, and push-on terminals housed in a conduit box. The manufacturer part number is 2374-502.

Where to buy the Robertshaw 2374-502 in worldwide?

3G Electric supplies the Robertshaw 2374-502 air pressure switch to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this adjustable set-point switch.

How to install the Robertshaw 2374-502 air pressure switch?

Mount the Robertshaw 2374-502 in a clean, dry location with the conduit box oriented per manufacturer guidelines. Connect the push-on terminals to the SPDT circuit per your wiring diagram. Adjust the set-point within the 0.05 in wc to 12 in wc range using the adjustment screw, then verify operation with a manometer.

Used in

Common applications for Robertshaw
Commercial HVAC — Robertshaw RS10420T digital WiFi thermostat for programmable heat and cool control in office buildings
Furnace ignition — Robertshaw 41-230 universal hot surface ignitor for silicon carbide replacement in residential and light commercial furnaces
Airflow monitoring — Robertshaw 2374-509 adjustable air pressure switch for draft sensing in industrial burner systems
Gas-fired equipment — Robertshaw 1820-009 universal pilot assembly with thermopile for natural gas or LP water heaters and boilers
Vibration protection — Robertshaw 366A0 mechanical vibration switch for pump and compressor monitoring in industrial plants
OEM replacement — Robertshaw 41-428N direct spark igniter for Trane HVAC equipment requiring silicon nitride ignitors

Robertshaw Products

3G Electric supplies Robertshaw 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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