Johnson Controls P233A-4-PHC DIFFERENTIAL AIR PRESSURE SWITCH 50 to 400 Pa

United Electric Controls 10-15738 Pressure Switch

Johnson controls P233A-4-AA pressure switch.

JOHNSON CONTROLS P70AB-12 MICRO-SET PRESSURE CONTROL (R5S2.1B2)

Johnson controls P233A-4-AA pressure switch.

Johnson Controls P70ab-2c Low Side Pressure Control

DELTA CONTROLS PRESSURE SWITCH TYPE 201

Johnson Controls P233A-6-AA Differential Pressure Switch - 50-400 Pa - HVAC