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Heat pump model numbers starting MU

120 certified units whose model number starts MU, out of every unit in the A to Z. Updated Oct 18, 2026.

One row per certified model number. All 120 in this group are listed; nothing is held back for a second page.

Model numbers starting MU
Model number Type Size class Brands Certified pairings
MU-CSU18HEI2NAM0T24-3PO mini-split 18,000 Btu (1.5-ton) 1 1
MU-CSU27HEI2NAM0T24-4PO mini-split 24,000 Btu (2-ton) 1 1
MU-CSU36HEI2NAM0T24-5PO mini-split 36,000 Btu (3-ton) 1 1
MU-CSU48HEI2NAM0T24-6PO mini-split 48,000 Btu (4-ton) 1 1
MUD18KCH23S-O mini-split 18,000 Btu (1.5-ton) 1 1
MUD24KCH23S-O mini-split 24,000 Btu (2-ton) 1 1
MUE18HP230V1R32AO mini-split 18,000 Btu (1.5-ton) 1 1
MUE24HP230V1R32AO mini-split 24,000 Btu (2-ton) 1 1
MUE30HP230V1R32AO mini-split 30,000 Btu (2.5-ton) 1 1
MUE36HP230V1R32AO mini-split 36,000 Btu (3-ton) 1 1
MUE42HP230V1R32AO mini-split 42,000 Btu (3.5-ton) 1 1
MUFZ-KJ09NAHZ mini-split 9,000 Btu 1 3
MUFZ-KJ12NAHZ mini-split 12,000 Btu (1-ton) 1 3
MUFZ-KJ15NAHZ mini-split 15,000 Btu 1 3
MUFZ-KJ18NAHZ mini-split 18,000 Btu (1.5-ton) 1 3
MUL18HP230V1R32AO mini-split 18,000 Btu (1.5-ton) 1 3
MUL18HPJ132OA mini-split 18,000 Btu (1.5-ton) 1 3
MUL19HP230V1R32AO mini-split 18,000 Btu (1.5-ton) 1 3
MUL24HP230V1R32AO mini-split 24,000 Btu (2-ton) 1 3
MUL24HPJ132OA mini-split 24,000 Btu (2-ton) 1 3
MUL30HP230V1R32AO mini-split 30,000 Btu (2.5-ton) 1 3
MUL30HPJ132OA mini-split 30,000 Btu (2.5-ton) 1 3
MUL36HP230V1R32AO mini-split 36,000 Btu (3-ton) 1 3
MUL36HPJ132OA mini-split 36,000 Btu (3-ton) 1 3
MUL42HP230V1R32AO mini-split 42,000 Btu (3.5-ton) 1 3
MUL42HPJ132OA mini-split 42,000 Btu (3.5-ton) 1 3
MUL48HP230V1R32AO mini-split 48,000 Btu (4-ton) 1 3
MUL60HP230V1R32AO mini-split 54,000 Btu (4.5-ton) 1 3
MULTI18HP230V1EO mini-split 18,000 Btu (1.5-ton) 1 1
MULTI2-18HP230B mini-split 18,000 Btu (1.5-ton) 1 4
MULTI24HP230V1EO mini-split 24,000 Btu (2-ton) 1 1
MULTI3-18HP230C-O mini-split 18,000 Btu (1.5-ton) 1 3
MULTI3-27HP230B mini-split 30,000 Btu (2.5-ton) 1 4
MULTI30HP230V1EO mini-split 30,000 Btu (2.5-ton) 1 1
MULTI36HP230V1EO mini-split 36,000 Btu (3-ton) 1 1
MULTI4-27HP230C-O mini-split 24,000 Btu (2-ton) 1 3
MULTI4-36HP230B mini-split 36,000 Btu (3-ton) 1 1
MULTI42HP230V1EO mini-split 36,000 Btu (3-ton) 1 1
MULTI5-36HP230C-O mini-split 36,000 Btu (3-ton) 1 3
MULTI5-48HP230B mini-split 48,000 Btu (4-ton) 1 1
MULTI6-48HP230C-O mini-split 48,000 Btu (4-ton) 1 3
MUZ-FH09NAH mini-split 9,000 Btu 1 1
MUZ-FH12NAH mini-split 12,000 Btu (1-ton) 1 1
MUZ-FH15NAH mini-split 15,000 Btu 1 1
MUZ-FH18NAH2 mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-FS06NA mini-split 6,000 Btu 3 3
MUZ-FS06NAH mini-split 6,000 Btu 3 3
MUZ-FS09NA mini-split 9,000 Btu 3 3
MUZ-FS09NAH mini-split 9,000 Btu 3 3
MUZ-FS12NA mini-split 12,000 Btu (1-ton) 3 3
MUZ-FS12NAH mini-split 12,000 Btu (1-ton) 3 3
MUZ-FS15NA mini-split 15,000 Btu 3 3
MUZ-FS15NAH mini-split 15,000 Btu 3 3
MUZ-FS18NA mini-split 18,000 Btu (1.5-ton) 3 3
MUZ-FS18NAH mini-split 18,000 Btu (1.5-ton) 3 3
MUZ-FX06NLHZ mini-split 6,000 Btu 1 1
MUZ-FX06NLHZ2 mini-split 6,000 Btu 1 1
MUZ-FX09NLHZ mini-split 9,000 Btu 1 1
MUZ-FX09NLHZ2 mini-split 9,000 Btu 1 1
MUZ-FX12NLHZ mini-split 12,000 Btu (1-ton) 1 1
MUZ-FX12NLHZ2 mini-split 12,000 Btu (1-ton) 1 1
MUZ-FX15NLHZ mini-split 15,000 Btu 1 1
MUZ-FX15NLHZ2 mini-split 15,000 Btu 1 1
MUZ-FX18NLHZ mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-FX18NLHZ2 mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-FX24NLHZ mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-FX24NLHZ2 mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-GL15NAH mini-split 15,000 Btu 1 1
MUZ-GS09NA mini-split 9,000 Btu 3 3
MUZ-GS09NAH mini-split 9,000 Btu 1 1
MUZ-GS09NAHZ mini-split 9,000 Btu 3 3
MUZ-GS12NA mini-split 12,000 Btu (1-ton) 3 3
MUZ-GS12NAH mini-split 12,000 Btu (1-ton) 1 1
MUZ-GS12NAHZ mini-split 12,000 Btu (1-ton) 3 3
MUZ-GS15NA mini-split 15,000 Btu 3 3
MUZ-GS15NAH mini-split 15,000 Btu 1 1
MUZ-GS15NAHZ mini-split 15,000 Btu 3 3
MUZ-GS18NA mini-split 18,000 Btu (1.5-ton) 3 3
MUZ-GS18NAH mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-GS18NAHZ mini-split 18,000 Btu (1.5-ton) 3 3
MUZ-GS24NA mini-split 24,000 Btu (2-ton) 3 3
MUZ-GS24NAH mini-split 24,000 Btu (2-ton) 1 1
MUZ-GS24NAHZ mini-split 24,000 Btu (2-ton) 3 3
MUZ-GX09NL mini-split 9,000 Btu 1 1
MUZ-GX09NLH2 mini-split 9,000 Btu 1 1
MUZ-GX09NLHZ mini-split 9,000 Btu 1 1
MUZ-GX09NLHZ2 mini-split 9,000 Btu 1 1
MUZ-GX12NL mini-split 12,000 Btu (1-ton) 1 1
MUZ-GX12NLH2 mini-split 12,000 Btu (1-ton) 1 1
MUZ-GX12NLHZ mini-split 12,000 Btu (1-ton) 1 1
MUZ-GX12NLHZ2 mini-split 12,000 Btu (1-ton) 1 1
MUZ-GX15NL mini-split 15,000 Btu 1 1
MUZ-GX15NLH2 mini-split 15,000 Btu 1 1
MUZ-GX15NLHZ mini-split 15,000 Btu 1 1
MUZ-GX15NLHZ2 mini-split 15,000 Btu 1 1
MUZ-GX18NL mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-GX18NLH2 mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-GX18NLHZ mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-GX18NLHZ2 mini-split 18,000 Btu (1.5-ton) 1 1
MUZ-GX24NL mini-split 24,000 Btu (2-ton) 1 1
MUZ-GX24NLH2 mini-split 24,000 Btu (2-ton) 1 1
MUZ-GX24NLHZ mini-split 24,000 Btu (2-ton) 1 1
MUZ-GX24NLHZ2 mini-split 24,000 Btu (2-ton) 1 1
MUZ-HM09NA mini-split 9,000 Btu 3 3
MUZ-HM15NA mini-split 15,000 Btu 3 3
MUZ-HX09NL mini-split 9,000 Btu 1 1
MUZ-HX09NLH2 mini-split 9,000 Btu 1 1
MUZ-HX12NL mini-split 12,000 Btu (1-ton) 1 1
MUZ-HX12NLH2 mini-split 12,000 Btu (1-ton) 1 1
MUZ-HX15NLH2 mini-split 15,000 Btu 1 1
MUZ-HX18NL mini-split 18,000 Btu (1.5-ton) 1 2
MUZ-HX18NLH2 mini-split 18,000 Btu (1.5-ton) 1 2
MUZ-HX24NL mini-split 24,000 Btu (2-ton) 1 2
MUZ-HX24NLH2 mini-split 24,000 Btu (2-ton) 1 2
MUZ-JP09WA mini-split 9,000 Btu 3 3
MUZ-JX09WL mini-split 9,000 Btu 1 1
MUZ-JX09WLH mini-split 9,000 Btu 1 1
MUZ-JX12WL mini-split 12,000 Btu (1-ton) 1 1
MUZ-JX12WLH mini-split 12,000 Btu (1-ton) 1 1
MUZ-WR09NA mini-split 9,000 Btu 3 3

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