Line-ups
TOSOT heat pumps
Rated products: 92 · model numbers: 232 · 20 split systems, 68 mini- or multi-splits, and 4 single-package units
Of the 124 brand groups with at least 15 rated products, TOSOT ranks joint first for median split-system share kept at 5°F and joint second for median split-system HSPF2. Among its products, 13 lead their size class on at least one rating, including the TOSOT TU60-32WEDU , the TOSOT TU60-R32WEDU , and the TOSOT TK-H02TC/NHA-D(U) .
The line-up at 5°F, class by class
40% 70% 100% 130% 160% 1.5t 2t 2.5t 3t 4t 5t 9k 12k 18k 24k 27k 30k 36k 42k 48k 60k pkg t = ton, split; k = 1,000 Btu/h, mini; pkg = single-package 40% 70% 100% 130% 160% 1.5t 2.5t 4t 9k 18k 27k 36k 48k pkg t = ton; k = 1,000 Btu/h; pkg Each dot is one rated product: listed 5°F heating capacity as a share of listed 47°F capacity, in its best match. Black bar: median of the whole size class. Products that lead their class Refrigerants Refrigerants listed: R-32 (91) and R-410A (1).
Every rated product, by size class 1- and 1.5-ton split systems 1 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TUD18-12W2/NHE-D(U) 100% 18,000 9 18
2-ton split systems 2 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TU24-32WEDU 100% 25,000 10 18 TOSOT TU24-R32WEDU 96% 24,000 10 18
2.5-ton split systems 3 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TUD30-24W2/NHG-D(U) 79% 19,500 8.3 18.2 TOSOT TU30-R32GDU 79% 19,500 8.3 18.2 TOSOT TU30-R32WGDU 72% 19,500 8.3 18
3-ton split systems 7 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TU36-32WEDU 100% 34,000 10 18 TOSOT TU36W-EDU 100% 34,000 10 18.2 TOSOT TUD36-24W2/NHE-D(U) 100% 34,000 10 18.2 TOSOT TU36-R32WEDU 100% 34,000 10 18 TOSOT HP-UA36/O 100% 34,000 10 18.2 TOSOT TUD36-36W2/NHG-D(U) 71% 21,600 8.5 18.5 TOSOT TU36-32GDU 64% 21,600 8.3 19
4-ton split systems 1 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TU48-32WEDU 100% 48,000 10 19
5-ton split systems 6 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TU60-32WEDU 100% 54,000 10.5 18.2 TOSOT TUD60-48W2/NHE-D(U) 100% 54,000 10 19 TOSOT TU60-R32WEDU 100% 54,000 10.5 19 TOSOT HP-UA60/O 100% 54,000 10 18.2 TOSOT TU60-R32GDU 75% 40,000 9.5 20 TOSOT TU60-32GDU 74% 40,000 9.5 19
9,000 Btu/h mini- and multi-splits 8 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TW09HAY32A1DO 108% 11,500 11.2 30 TOSOT TW09HXP2A1AO 99% 9,900 10 27 TOSOT TW09HP32A2DO 95% 10,000 10.4 26 TOSOT TW09HP32A2AO 95% 9,500 10.5 27 TOSOT SU-AORAKI9-230/O 90% 9,500 10.4 26 TOSOT TW09WH25A1DO 90% 9,500 10.4 26 TOSOT SU-COSMO9-115/O 76% 7,600 8.8 20.5 TOSOT SU-COSMO9-230/O 76% 7,600 8.8 20.5
12,000 Btu/h mini- and multi-splits 8 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TW12HAY32A1DO 100% 12,200 10 29.5 TOSOT TW12HAY32A1DOC 100% 12,200 10 29.5 TOSOT TAVCI7H4R12 92% 11,000 9.5 24.5 TOSOT TW12HP32A2DO 92% 11,000 9.5 24.5 TOSOT SU-AORAKI12-115/O 79% 9,500 9.5 24.5 TOSOT TW12HP32A2AO 79% 9,500 9.5 24.5 TOSOT TWH12PR32AO 79% 9,500 9.5 24.5 TOSOT SU-COSMO12-230/O 76% 9,100 8.5 19
18,000 Btu/h mini- and multi-splits 12 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TW18HAY32A1DOC 97% 18,000 10 27.5 TOSOT TW18HAY32A1DO 97% 18,000 10 27.5 TOSOT TWH18PD32AO 88% 15,800 9.5 24.5 TOSOT SU-AORAKI18-230/O 88% 15,800 9.5 24.5 TOSOT TAVCI7H4R18 81% 14,600 9 24.5 TOSOT TW18HP32A2DO 81% 14,600 9 24.5 TOSOT TGWHD-18ND 77% 13,800 8.5 17 TOSOT TM18H32MO 77% 13,800 10 21 TOSOT TMH18D32PO 77% 13,800 10 21 TOSOT GWHD21-18H2D 77% 13,800 10 21 TOSOT TMSCI7H4R18 77% 13,800 10 21 TOSOT TACCI7H4R18 71% 12,100 8.5 20
24,000 Btu/h mini- and multi-splits 17 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TW24WH29D6DO 100% 24,000 10 27 TOSOT TW24HAY32A1DOC 100% 24,000 10 27 TOSOT TW24HAY32A1DO 100% 24,000 10 27 TOSOT TWH18AD32AO 97% 18,000 10 27.5 TOSOT TW24HCL32A5DO 92% 22,000 9 24 TOSOT GWHD21-24H2D 90% 21,600 10 21 TOSOT SU-AORAKI24-230/O 83% 20,000 9.5 23.5 TOSOT TWH24PD32AO 83% 20,000 10 26 TOSOT TW24HP32A2DO 83% 20,000 10 26 TOSOT TWH18AUC25R32A1DO 83% 15,000 9 24.5 TOSOT TWH24AG25D6DO 79% 19,000 10 26 TOSOT TWH24PR32DO 79% 19,000 10 26 TOSOT TWH24AUC25R32A1DO 78% 18,000 9 23.5 TOSOT TAVCI7H4R24 78% 18,000 9 23.5 TOSOT TGWHD-24ND 71% 17,000 8.5 17 TOSOT TW24HC32A5DO 70% 15,700 8.5 19 TOSOT SU-COSMO24-230/O 65% 15,700 8.5 19
27,000 Btu/h mini- and multi-splits 1 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT GWHD21-30H3D 90% 27,000 10 21
30,000 Btu/h mini- and multi-splits 4 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TW30HC32A5DO 77% 23,000 9 22.5 TOSOT SU-COSMO30-230/O 77% 23,000 9 22 TOSOT TWH30AT19D6DO 77% 23,000 9 22 TOSOT TGWHD-30ND 70% 21,000 8.5 17
36,000 Btu/h mini- and multi-splits 9 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT GWHD21-36H4D 100% 36,000 10 21 TOSOT TGWHD-36ND 78% 28,000 8.5 17 TOSOT TWH36R32DO 72% 24,600 8.5 21 TOSOT SU-COSMO36-230/O 72% 24,600 8.5 21 TOSOT TW36HC32A5DO 72% 24,600 8.5 21 TOSOT TACCI7H4R36 72% 24,600 8.5 21 TOSOT TWH36AT19D6DO 72% 24,600 8.5 21 TOSOT TWH36ATEXH-D6DNA1G/O 72% 24,400 8.5 20 TOSOT TMV-V36WL/NHC-T(U) 70% 31,600 9.8 23.5
42,000 Btu/h mini- and multi-splits 3 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TM42H32MO 90% 37,800 10 21 TOSOT GWHD21-42H5D 90% 37,800 10 21 TOSOT TGWHD-42ND 70% 29,400 8.5 17
48,000 Btu/h mini- and multi-splits 3 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TM48H32MO 79% 37,800 10 21 TOSOT TM48D6MO 79% 37,800 10 21 TOSOT TMV-V48WL/NHC-T(U) 70% 38,000 9 23.5
60,000 Btu/h mini- and multi-splits 3 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TMV-V60WL/NHC-T(U) 72% 46,500 9.2 22.5 TOSOT TGWHD-60ND 66% 36,400 10 21 TOSOT TM60D6MO 66% 36,400 10 21
Single-package heat pumps 4 Product, as listed under this brand Kept at 5°F Output, Btu/h HSPF2 SEER2 TOSOT TK-H02TC/NHA-D(U) 121% 29,000 8.8 18 TOSOT TK-H04TC/NHA-D(U) 108% 51,000 8.5 18 TOSOT TK-H05TC/NHA-D(U) 90% 51,000 8.3 18 TOSOT TK-H03TC/NHA-D(U) 85% 29,000 8.5 18
A similar line-up Willis: 34 rated products, 100% with the EPA cold-climate designation. Certified as of October 27, 2026. Brand names that sell the same rated products are grouped; see how the ratings are read .