Johnson Controls Pressure Control for Dual Pressure Applications Breadcrumb Home / Products / Parts / Controls / Pressure Controls / Refrigeration Pressure Controls / Dual Pressure Controls Loading... Customer Part Number: P70LB-1C Brand: Johnson Controls Applications: Dual Pressure Contact Arrangement: SPST High Side Range: 100 - 500 PSI Low Side Range: 20 In. Hg - 100 PSI Reset Type: Automatic