Johnson Controls P70CA-90 FNIP

Johnson Controls P170SA-1 Pressure Control

Johnson Controls Penn P70CA-3C High Pressure Cutout Control 50 500 Psi All Range

Johnson Controls PENN P74 Series Differential Pressure Control Switch

Vintage Johnson Controls Penn P40 Pneumatic Pressure Switch 0-30 PSI Gauge USA

Johnson Controls P67CA-1 Pressure Control Switch

Johnson Controls P32AK-1 Penn Differential Pressure Switch 0.05" to 5" (N2D*)

Johnson Controls P20EB-1C Limit Control Pressure Switch 7-150 PSIG HVAC