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supporting capacities of 1/2 to 3/4 tons depending on the refrigerant and evaporator temperature
the T-3111-1 is specifically modified to be compatible with VG7000 Series valves and serves as a direct drop-in replacement for the T-3110
the McDonnell & Miller 310452 is the current standard for Series 51 and 851 units
OEM Precision: Direct replacement for obsolete part numbers 60-101921-01 and 60-23490-12
Johnson Controls MR4DR24-12 Defrost Control Freon supporting capacities of 1/2 toThe Johnson Controls MR4DR24 12 is a professional grade electronic temperature control designed for precise defrost management and multi stage HVACR applications. Operating on 24 Vac, this four stage controller provides exceptional reliability with a 1. 8 degree accuracy, ensuring tight setpoint maintenance in critical refrigeration environments. The unit features built in alarm management and is packaged with two A99BB 200C sensors, allowing for
