MERCEDES-BENZ W123 1966-1985 OEM DASH AIR AC CLIMATE CONTROL HEATER SWITCH, PART # 123 830 12 85. USED AND IS IN A GOOD WORKING SHAPE AND CONDITION. SHOULD WORK WITH 240D, 280E, 280CE, 300CD AND 300TD, BUT PLEASE CHECK WITH YOUR LOCAL DEALER. CURRENTLY REMOVED FROM MERCEDES-BENZ W123 300TD 1985