Key Benefits Direct OEM Compatibility: Specifically engineered for a seamless fit on T-4000 series horizontal thermostats
It is the standard tool for the majority of their serviceable commercial valve lines
Versatile Compatibility: Standardized flying leads allow for rapid installation across various truck and trailer refrigeration brands
The 109291 is specifically calibrated with a "C" charge for R22
though it is standard practice to verify the condition of the secondary heat exchanger interface during installation
Johnson Controls P72NA-1 Pressure Control 30067439-890 Key Benefits Direct OEM Compatibility:Johnson Controls P72NA 1 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