Converts your old A/C systems control/t-stat to our new modern LCD Control

Each box Contains

  • Main Circuit Board
  • LCD Digital Display
  • Wireless Remote control
  • 15′ of (RG – 11 ) T-Stat cord
  • Transformer

  • Return air sensor

  • Evaporator Coil sensor

  • Termination Fittings

  • Wiring Diagram & Instructions

Operation Modes

  • Cooling
  • Heating
  • Auto heat /cool Changeover
  • De-Humidification Mode
  • 3 Speed Fan

Features And Benefits

  • Illuminated LCD Digital Display
  • Wireless remote control
  • Automatic Switching from heat to cool
  • Auto Restart
  • Humidity Display
  • De humidification operation

  • Adjustable fan speed control

  • Overheating Protection

  • Freeze protection (built in De icing control)

  • insufficient water flow protection

  • abnormal operation control

  • high and low pressure protection (cut off switch)



Part # MRCK-1  110/v (no refunds o open / installed parts…shipping included in USA

Please call us to Discuss your A/C system and confirm that the retro is possible

239-340-5260  tech support/ or to place an order


**Unless you are tech savvy you may need a technician to assist you with making the conversion. There are instructions and a wiring diagram that come with the new control.  You will basically remove the old systems circuit board and the wires attached to it,then re attach the a/c units current wiring to the new board, also installing other components and sensor wires to new it is important to identify and understand what each wire is in the current box.

Speak to the experts in Marine Air Conditioning to get a system that is perfectly suited to your needs.