Robertshaw 2374-522 Air Pressure Switch .25-1.0 WC SPDT HVAC

SKU: 2374-522

Weight	1.5 lbs
Dimensions	8 × 8 × 8 in
Condition	New
Manufacturer Part Number	2374-522
Brand	Robertshaw Controls Co

$79.24

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$79.24	0%
5–9	$75.28	5%
10+	$71.32	10%

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Robertshaw 2374-522 Air Pressure Switch .25-1.0 WC SPDT HVAC

Specifications & product details

The Robertshaw 2374-522 Adjustable Air Sensing Pressure Switch is designed to replace a wide range of residential and light commercial HVAC air proving switches.

This universal pressure switch supports positive pressure, negative pressure, or differential pressure applications, making it ideal for gas furnaces, humidifiers, and electronic air cleaners.

Key Performance Features:

✔ Adjustable set point range from 0.25″ to 1.0″ Water Column
✔ SPDT switch for flexible wiring configurations
✔ Accepts 1/8″, 1/4″, or 3/8″ tubing connections
✔ Highly accurate and temperature stable
✔ UL & CSA approved
✔ Mounting hardware and adjustment tool included
✔ Designed for quick installation and calibration

Electrical Specifications:

5 Amp Non-Inductive 120–277 VAC
1 Amp Pilot Duty 120 VA

Operating Temperature Range:

-40°F to 190°F

This switch is engineered for reliable performance in demanding HVAC environments and is practically insensitive to temperature changes.

Perfect replacement for worn or failed furnace air pressure switches.

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.

Compatibility & part-number help

Match the manufacturer part number and equipment model to the listing. Check connection sizes, fuel type, pressure or capacity, voltage and dimensions where applicable. A similar appearance or part number alone does not confirm compatibility.

For help, send a parts inquiry with the part number, equipment model, label photos and quantity. Manufacturer documents and item-specific information, when supplied, are in the product details above.

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