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22 Series Multi-Zone
22 SEER Ductless Multi-Zone Approved Combinations
# of
Outdoor Unit
Ports
4TXM2218A12N0
2
18,000 BTUH
Outdoor Unit
4TXM2221A13N0
3
21,000 BTUH
Outdoor Unit
4TXM2224A14N0
4
24,000 BTUH
Outdoor Unit
4TXM2230A15N0
5
30,000 BTUH
Outdoor Unit
4TXM2236A15N0
5
36,000 BTUH
12+12
Outdoor Unit
12+12
12+18
4TXM2242A15N0
5
12+21
42,000 BTUH
12+24
18+18
18+21
18+24
21+21
21+24
Ductless Multi-Zone Quick Reference
High-Wall Mounted
4MXW2709A10N0
Ceiling Concealed
4MXD8509A10N0
Cassette
Console
4MXF8509A10N0
Floor/Ceiling
4MXX8509A10N0
Indoor Unit Combinations with Associated Nominal Capacity (kBTUH)
Two Indoor Units
9+9
9+12
12+12
Two Indoor Units
9+9
9+18
12+12
9+9+9
9+12
9+21
12+18
9+9+12
Two Indoor Units
9+9
9+24
12+24
9+9+9
9+12
12+12
18+18
9+9+12
9+18
12+18
9+9+18
9+21
12+21
9+12+12
Two Indoor Units
9+9
12+12
18+21
9+9+9
9+12
12+18
18+24
9+9+12
9+18
12+21
21+21
9+9+18
9+21
12+24
21+24
9+9+21
9+24
18+18
24+24
9+9+24
Two Indoor Units
9+9
12+18
21+21
9+9+9
9+12
12+21
21+24
9+9+12
9+18
12+24
24+24
9+9+18
9+21
18+18
9+9+21
9-24
18+21
9+9+24
18+24
9+12+12
Two Indoor Units
9+12
24+24
9+9+9
9+18
9+9+12
9+21
9+9+18
9+24
9+9+21
9+9+24
9+12+12
9+12+18
9+12+21
9+12+24
12+12+12
12+12+18
12+12+21
12+12+24
Multi-Zone Heat Pumps Indoor Options
9,000 BTUH
12,000 BTUH
4MXW2712A10N0
4MXD8512A10N0
N/A
4MXC8512A10N0
4MXF8512A10N0
4MXX8512A10N0
Three Indoor Units
Three Indoor Units
9+12+18
Three Indoor Units
9+12+12
12+12+18
9+12+18
12+12+21
9+12+21
12+12+24
9+12+24
18+18+9
12+12+12
12+18+18
Three Indoor Units
9+12+18
12+12+24
9+12+21
12+18+18
9+12+24
12+18+21
12+12+12
12+18+24
12+12+18
18+18+18
12+12+21
Three Indoor Units
12+18+18
12+18+21
12+18+24
18+18+18
18+18+21
18+18+24
18+21+21
18,000 BTUH
4MXW2718A10N0
4MXD8518A10N0
4MXC8518A10N0
4MXF8518A10N0
4MXX8518A10N0
8
Four Indoor Units
9+9+9+9
9+9+9+12
Four Indoor Units
9+9+9+9
9+9+12+18
9+9+9+12
9+12+12+12
9+9+9+18
12+12+12+12
9+9+9+21
9+9+12+12
Four Indoor Units
9+9+9+9
9+9+12+18
9+9+9+12
9+9+12+21
9+9+9+18
9+9+12+24
9+9+9+21
9+9+18+18
9+9+9+24
9+12+12+12
9+9+12+12
9+12+12+18
Four Indoor Units
9+9+9+9
9+12+12+12
9+9+9+12
9+12+12+18
9+9+9+18
9+12+12+21
9+9+9+21
9+12+12+24
9+9+9+24
9+12+18+18
9+9+12+12
9+12+18+21
9+9+12+18
9+12+18+24
9+9+12+21
12+12+12+12
9+9+12+24
12+12+12+18
9+9+18+18
12+12+12+21
9+9+18+21
12+12+12+24
9+9+18+24
12+12+18+18
9+9+21+21
21,000 BTUH
24,000 BTUH
N/A
4MXW2724A10N0
4MXD8521A10N0
4MXD8524A10N0
N/A
4MXC8524A10N0
N/A
N/A
4MXX8524A10N0
Five Indoor Units
9+9+9+9+9
9+9+9+9+12
Five Indoor Units
9+9+9+9+9
9+9+9+9+12
9+9+9+9+18
9+9+12+12+12
Five Indoor Units
9+9+9+9+9
9+9+9+9+12
9+9+9+9+18
9+9+9+9+21
9+9+9+9+24
9+9+9+12+12
9+9+9+12+18
9+9+9+12+21
9+9+12+12+12
9+9+12+12+18
9+12+12+12+12
12+12+12+12+12
N/A
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