Cruiseair Q3 display for marine air conditioner 4 round buttons NOS for DX

Cruisair black Qlogic Q3 display with 4 round buttons.  6-pin telephone connector.  New old stock (NOS) of a Cruisair display used on Cruisair air marine boat air conditioners with Q-Logic or Dometic U-boards.  Measures 4" x 2.5".  Will not replace SMXII systems.  Display does not contain an internal sensor.  AC unit will need a 3K 4-pin sensor.  115/230V, 50-60hz.  Very limited quanity available.  Last sold by Dometic as part number 222000239 or 722200250.  NOTE:  FOR USE ONLY ON DX SELF-CONTAINED SYSTEMS.  Fully tested.  Markings on buttons may vary.  If you have an air handler without a compressor, you need display part number 222000254.  Ask us if you are not sure what system you have.  Electronics are guaranteed to work but cannot be returned because the wrong one was ordered.