21 SEER Tri Zone Mini Split Air Conditioner/Heat Pump 9000 +18000 +36000 BTU

With a 63000 BTU total Cool / Heat Capacity, theThermocore T423Q-H260-9+18+36 Energy Star mini split air conditioner can cool or heat 3 separate zones of 9000, 18000 & 36000 BTU for a total coverage area of 2900 ft² (400 ft² + 900 ft² + 1600 ft²).