W48AF-A10XXXXXX 4 TON WALL MOUNT A/C CONFIGURED AS FOLLOWS: F - R-454B RIGHT SIDE CONTROLS A - 208-230/1/60 VOLTAGE 10 - 10KW ELECTRIC HEAT W/ TOGGLE X - BAROMETRIC FRESH AIR DAMPER X - 1" FIBERGLASS MERV-2 FILTER X - BEIGE ENAMEL FINISH X - STANDARD CABINET X - COPPER/ALUM COILS X - HIGH & LOW PRESSURE SWITCHES COMPRESSOR CONTROL MODULE, REFRIGERANT LEAK DETECTOR (RDS) MFG BY: BARD