Description
Product Overview
The Regal Rexnord – Marathon 4404 is a precision-engineered pressure switch designed for dependable performance in HVAC and related air-handling applications. With a factory-set trip point of 1.61″ water column (w.c.), this switch provides accurate, repeatable pressure sensing to protect equipment and ensure safe system operation.
Key Features
- Set point: 1.61″ w.c. for precise pressure monitoring
- SPST (Single Pole Single Throw) switching action for straightforward circuit control
- Dual 1/4″ barb connections for easy tubing attachment and secure, leak-resistant installation
- Compact, rugged construction suited for demanding HVAC environments
- Designed for use in furnaces, air handlers, and other pressure-sensing applications
Application
The Marathon 4404 pressure switch is commonly used as a safety or proving switch in gas furnaces, draft inducers, and air-handling equipment. The SPST configuration makes it ideal for simple on/off control circuits, while the dual 1/4″ barb ports allow for straightforward connection to pressure tubing without additional adapters.
Why Choose the Marathon 4404?
- Factory-calibrated set point ensures consistent, reliable switching
- Dual barb design simplifies installation and reduces potential leak points
- Trusted Regal Rexnord – Marathon quality for long service life
- Direct replacement for OEM pressure switch applications requiring a 1.61″ w.c. trip point
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