Cleveland Controls DFS-221-347 Air Flow Switch

Air Flow Switch, SPDT, Fixed to Operate on Pressure Rise at .05" ± .02"w.c., 120-277Vac, 1/4" Barbed Connections, 1/2 Psi Maximum Pressure, Air or Combustion By Products that will not Degrade Silicone

DFS-221-347 is the direct replacement for DFS-221-271

The Cleveland Controls DFS-221-347 Air Flow Switch is a high-quality, reliable air flow switch designed to monitor and control air flow within HVAC and industrial systems. This SPDT (Single Pole Double Throw) switch operates on pressure rise, triggering at .05" ± .02" w.c., making it ideal for accurate air flow detection in various applications.

Key Features:

• SPDT configuration for versatile control options
• Fixed to operate on pressure rise at .05" ± .02" w.c.
• Compatible with 120-277Vac voltage range for broad system integration
• 1/4" barbed connections for easy installation
• Maximum pressure rating of 1/2 psi, ensuring durability and safety
• Resistant to air or combustion by-products that will not degrade silicone, ensuring long-lasting performance in harsh environments
• Suitable for a wide range of industrial, HVAC, and combustion applications

This air flow switch provides precise monitoring, making it an essential component for systems requiring reliable air flow detection and control. Ideal for use in HVAC systems, combustion processes, and any setup where pressure-driven air flow needs to be regulated.