Waeco genuine replacement 12V/240V power supply PCB board to suit Tropicool TC14, TC21, TC 35, TCX21, FL, MOBICOOL cooler warmer models. This unit is built in to the base unit of the fridge and converts 240v AC to 12 DC. Easy to replace board. Converter, voltage reduction. 0292F050319003901,  XKG-PQ2625-001, FHZM-1, DSO-0631R-12 U 031, Switching power supply, DVE, 90E400631-04F.