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By utilizing an OEM Williams vent extension
reducing the need to carry multiple differential pressure switch models in your service van
Will this hardware work for a 5
Common issues include soot accumulation
Whether you are servicing a furnace or an air handler
Johnson Controls P170DA-400 Pressure Control 30067439-890 By utilizing an OEM WilliamsThe Johnson Controls P170DA 400 Pressure Control is a heavy duty high pressure cutout switch engineered for critical over pressure protection in commercial refrigeration and HVAC systems. As a manual reset pressure control, it provides a hard lockout when system pressures exceed the technician defined setpoint, preventing compressor damage and ensuring a thorough inspection before the system returns to service. This SPST high pressure control features
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