Robertshaw 2374-523 Adjustable Air Pressure Switch 1-4″ WC SPDT

SKU: 2374-523

Weight	2 lbs
Dimensions	8 × 8 × 8 in
Condition	New
Manufacturer Part Number	2374-523
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 2374-523 Adjustable Air Pressure Switch 1-4" WC SPDT

Specifications & product details

The Robertshaw 2374-523 Adjustable Air Pressure Switch is a universal replacement air-sensing switch designed for residential and light commercial HVAC systems.

This SPDT pressure switch operates on positive, negative, or differential air pressure and features an adjustable set point range of 1.0 to 4.0 inches water column (WC). Ideal for furnace draft proving and airflow verification applications.

Designed For:

Gas furnace draft verification
Electronic air cleaners
Humidifiers
Air handlers
HVAC safety circuits

Key Specifications:

Adjustable set point: 1.0″ – 4.0″ WC
Electrical rating: 5A non-inductive (120–277 VAC)
1A pilot duty 120 VA
Accepts 1/8″, 1/4″, or 3/8″ tubing
Operating temperature: -40°F to 190°F
UL & CSA approved

Each switch includes mounting hardware and adjustment tool for quick installation and calibration.

This universal air pressure switch replaces many OEM air-sensing switches used in furnace safety circuits and airflow monitoring systems.

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

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