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This industrial pressure switch operates with an open-low action
This operating configuration makes it suitable for automatic flow-control and shutoff applications
If your meter shows "OL" or an open circuit
Built for compatibility with Reznor CAUA models 350 to 400
Carrier 50DK406552 Support Assembly 321894-706 This industrial pressure switch operatesThe Carrier 50DK406552 Support Assembly is a critical structural component engineered for the precise alignment and stabilization of internal furnace and air handler assemblies. Designed as a direct OEM replacement part, this inducer support plate ensures the structural integrity of the burner and heat exchanger interface, preventing mechanical shifting that can lead to premature component failure or inefficient combustion cycles. This heavy duty
