48,000 BTU HEATING & COOLING Ductable, Ceiling Hung system. Professional Install Only. 208/230 Volt, 1 phase. Minimum circuit 25 amps. Requires 3/8 in x 5/8 in Line set (700577 & 700579 sold separately). Includes (1) 48K BTU ceiling hung indoor unit. SEER = 18.1, HSPF = 9.6. The Samsung Wireless Interface Kit for the 48,000 BTU Unit (700542) is required for operation but sold separately. This kit includes the receiver, wall display and 32 ft wire harness to interface with the Samsung Wireless Controller (700544), which is also sold separately but required for operation.