Rated Voltage & Frequency and Phase
Min./ Max. Operating Voltage
Working Temperature Range (°F)
Cooling: 14 to 118; Heating: 5 to 81
Refrigerant (R410A), (oz.)
Min. Circuit Ampacity (A)
Low Ambient Cooling Function
Sound Power Level dB(A) (Max.)
Capacity Invert Range (Btu/h)
Total Input Current (Cooling)
Capacity Invert Range (Btu/h)
Total Input Current (Heating)
Air Flow Volume of Outdoor Unit (CFM)
Crankcase Heater Input (W)
Coil Length x Height x Width (in)
Unit Dimensions (W x H x D) (in)
Packing Dimensions (W x H x D) (in)
Four of 1/4 " - 9K, 12K, 18K BTU;
One of 3/8" - 21K / 24K BTU [*1]
Two of 3/8"-9K BTU;
Two of 1/2"-12K / 18K BTU [*2];
One of 5/8"-21K / 24K BTU [*3]
24.6 (for each indoor unit) (123’ total)
Max Line Set Vertical Height
(between outdoor and indoor unit) (ft)
Max Line Set Vertical Height
(between indoor and indoor unit) (ft)
82 (for each indoor unit)
Charge over Design Length [*2] (oz. / ft)
Wiring (Indoor to Outdoor)
Wiring (Outdoor unit to Power Disconnect)
*1. Using a 3/8" to 1/4" adaptor joint when connect this port to a 9K, 12K or 18K wall mounted indoor unit.
*2. Using a 1/2" to 3/8" adaptor joint when connect this port to a 9K wall mounted indoor unit.
*3. Using a 5/8" to 3/8" adaptor joint when connect this port to a 9K indoor unit. Or, using a 5/8" to 1/2" adaptor joint when
connects this port to a 12K / 18K wall mounted indoor unit.
NOTE: For other types of indoor unit connection, please refer to the specification for connecting size.
*4. When the total length of liquid line is over 164 ft, the additional refrigerant charge is required.
*5. When the outdoor unit is above the indoor unit, the max. vertical height this indoor unit and the outdoor unit is 49.2 ft.
NOTE: Outdoor unit must connect to a minimum of TWO indoor units.