Dwyer 1823-5 Low Differential Pressure Switch, 1.5–5.0″ w.c.

Description

The Dwyer 1823-5 is a low differential pressure switch engineered for reliable performance in air and non-combustible gas applications. With a set-point range of 1.5″ w.c. to 5.0″ w.c., this switch provides precise pressure monitoring and control for HVAC systems, ventilation equipment, filter monitoring, and more.

Key Features

• Set-point range: 1.5″ w.c. to 5.0″ w.c.
• Approximate deadband: 0.14 to 0.28″ w.c.
• Maximum pressure limit: 10 PSIG
• Compatible media: air and non-combustible gases
• Port connection: 1/8″ Female NPT

Application & Benefits

The 1823-5 is ideal for use in HVAC air handling units, duct pressure monitoring, filter status indication, and fan/blower proving applications. Its compact design and standard 1/8″ Female NPT connection make installation straightforward in a wide range of commercial and industrial systems. The defined deadband range ensures stable, chatter-free switching even in fluctuating pressure environments.

Specifications

• Brand: Dwyer
• SKU: 1823-5
• Switch Type: Low Differential Pressure Switch
• Set-Point Range: 1.5″ w.c. to 5.0″ w.c.
• Approximate Deadband: 0.14–0.28″ w.c.
• Pressure Limit: 10 PSIG
• Media: Air and Non-Combustible Gases
• Connection: 1/8″ Female NPT