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Johnson Controls
P72MA-1
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Two Pole Dual Pressure Control, DPST, 20" Wc to 100 Psi Low Pressure Range, 6 Psi to 50 Psi Low Pressure Differential, 100 Psi to 425 Psi High Pressure Range, Lockout ( Requires Manual reset ) Differential, 36" Capillary with 1/4" Flare Nut, Includes Adjustment Knob and Mounting Bracket, " All Range " for R-12, R-22, R-134A, R-500 and R-502
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Johnson Controls
P72MA-8
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Two Pole Pressure Control, DPST, 3/4" Conduit Opening, High Side Manual Reset Lockout Switch, Nema 1 Enclosure, No Adjustment Knob
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Johnson Controls
P72NA-1
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Two Pole Dual Pressure Control, DPST, 20" Wc to 100 Psi Low Pressure Range, Lockout ( Requires Manual Reset ) Differential, 100 Psi to 425 Psi High Pressure Range, Lockout ( Requires Manual reset ) Differential, 36" Capillary with 1/4" Flare Nut, Includes Adjustment Knob and Mounting Bracket, " All Range " for R-12, R-22, R-134A, R-500 and R-502
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