Johnson Controls P29NC-3C Low Pressure Cutout Control (120/240 VAC) [New]

Johnson Controls P29NC-3C Low Pressure Cutout Control with Time Delay Relay (120/240 VAC) - The P29 combines a pressure sensing mechanism with a time delay. A drop in pressure energizes the time delay relay which opens a contact after a predetermined time period.. Johnson Controls. Johnson Controls. P29NC-3C.