The Fujitsu 2 Zone 18,000 BTU Extra Low Temp Multi-Zone Outdoor Unit is used to run up to 2 indoor units at once in a multi-zone application. This outdoor unit can operate down to -15 F and has a built in base pan heater.

Unit Type: Fujitsu Multi-Zone Outdoor Unit
Product Line: Extra Low-Temperature
Operating Mode: Cooling & Heating
Low Ambient Heat: Yes
Number of Zones: 2
Unit Size: 18,000 BTU

Outdoor Unit: AOU18RLXFZH

Rate Capacity Cooling/Heating: 18,000 / 22,000 BTU
Heating Operating Range (F): -15 to 75
Cooling Operating Range (F): 14-115
SEER Rating (Non-Ducted, Ducted, Mix): 21.5, 19, 20.3
HSPF (Non-Ducted, Ducted, Mix): 10.3, 9, 9.7
EER (Non-Ducted, Ducted, Mix): 13.5, 12.4, 13
COP (Non-Ducted, Ducted, Mix): 3.79, 3.6, 3.7

Built-In Base Pan Heater
Improved Heating Capacity on low outdoor temperatures
2 Zones Available - mix and match indoor units
SEER ratings between 19.0-21.5

Connectable Indoor Units: 2
Connectable Unit Capacity: 14,000-21,000 BTU
Refrigerant Type: R410
Sound Pressure when Cooling: 48 dB(A)
Sound Pressure when Heating: 50 dB(A)
Minimum Line-set Length: 16 ft
Maximum Line-set Length: 82 ft
Minimum Line-set Total: 49 ft
Maximum Line-set Total: 164 ft
Pre-Charge Length: 98 ft
Line-set Requirements: 1/4" Liquid x 3/8" Gas
Max Breaker Size (A) 20
Dimensions (HxWxD): 32 11/16", 35 7/16", 13"