Fujitsu AOUK048MSAN7 4 ton ductless mini-split

Brand Fujitsu ENERGY STAR certified Series J-7 Updated

Most EfficientCold climate
Fujitsu Ductless mini-split

Model no. AOUK048MSAN7

Size
4 tons
SEER2
23
EER2
13
HSPF2
9.8

R-32

Fujitsu ductless mini-split from the J-7 line. Rated 23 SEER2. Meets ENERGY STAR cold climate criteria.

Model

Model number AOUK048MSAN7
Product series J-7
Stages Variable speed

Performance

Nominal size 4 tons
Cooling capacity 48,000 BTU/h
Heating capacity 54,000 BTU/h
SEER2 23
EER2 13
HSPF2 9.8

Cold weather

Heating capacity at 17°F 32,000 BTU/h
Heating capacity at 5°F 42,000 BTU/h
COP at 5°F 2.36
Meets ENERGY STAR cold climate criteria Yes

Ratings across matchups

Lowest SEER2 23
Highest SEER2 23
Lowest HSPF2 9.8
Highest HSPF2 9.8
Certified matchups 1

Refrigerant

Refrigerant type R-32

Ratings and warranty

AHRI reference number 218466062
ENERGY STAR certified Yes
ENERGY STAR Most Efficient Yes
On the market since June 12, 2026
ENERGY STAR listed May 29, 2026

Notes

Certified matchups

Top certified matchups for this outdoor unit, from ENERGY STAR data. Ratings depend on the indoor coil or furnace it is paired with.

Indoor unit Furnace SEER2 EER2 HSPF2 AHRI ref.
23 13 9.8 218466062