YN
Certified pairings span 10,000–50,000 BTU/h at 47°F and 17.1–24.6 SEER2.
Good for: Comparing a broad range; use the cold-climate filter to isolate the 23 ccASHP-listed pairings.
Not good for: Shoppers who need every option to carry a ccASHP listing; some pairings do not.
Certified specs · Cold-climate listings · Manufacturer literature
Diamante Ultra
Certified pairings span 9,500–25,000 BTU/h at 47°F and 19–24 SEER2.
Good for: Comparing a broad range; use the cold-climate filter to isolate the 18 ccASHP-listed pairings.
Not good for: Shoppers who need every option to carry a ccASHP listing; some pairings do not.
Certified specs · Cold-climate listings · Manufacturer literature
Diamante Ultra Multi
Certified pairings span 19,000–42,000 BTU/h at 47°F and 19.5–24 SEER2.
Pioneer identifies this as multi-circuit equipment for two through five zones. Manufacturer source.
Good for: Cold-climate shortlists: every certified pairing shown carries a ccASHP listing.
Not good for: Choosing by series alone; exact pairing and a room-by-room load calculation still matter.
Certified specs · Cold-climate listings · Manufacturer literature
Diamante Hyperformance
Certified pairings span 9,000–24,000 BTU/h at 47°F and 22.5–25 SEER2.
Pioneer identifies these systems as its high-wall Hyperformance heat-pump line. Manufacturer source.
Good for: Cold-climate shortlists: every certified pairing shown carries a ccASHP listing.
Not good for: Choosing by series alone; exact pairing and a room-by-room load calculation still matter.
Certified specs · Cold-climate listings · Manufacturer literature
WYF HYPERFORMANCE
Certified pairings span 9,000–24,000 BTU/h at 47°F and 20.5–25.5 SEER2.
Pioneer identifies these systems as its Hyperformance hyper-heat line. Manufacturer source.
Good for: Cold-climate shortlists: every certified pairing shown carries a ccASHP listing.
Not good for: Choosing by series alone; exact pairing and a room-by-room load calculation still matter.
Certified specs · Cold-climate listings · Manufacturer literature
Diamante Pro
Certified pairings span 10,000 BTU/h at 47°F and 19–20 SEER2.
Good for: Cold-climate shortlists: every certified pairing shown carries a ccASHP listing.
Not good for: Choosing by series alone; exact pairing and a room-by-room load calculation still matter.
Certified specs · Cold-climate listings · Manufacturer literature
Diamante Fresh
Certified pairings span 13,100 BTU/h at 47°F and 24 SEER2.
Good for: Cold-climate shortlists: every certified pairing shown carries a ccASHP listing.
Not good for: Choosing by series alone; exact pairing and a room-by-room load calculation still matter.
Certified specs · Cold-climate listings · Manufacturer literature
WS
Certified pairings span 19,000 BTU/h at 47°F and 20.5 SEER2.
Good for: Capacity-and-efficiency shortlists where a ccASHP listing is not required.
Not good for: Shoppers who need every option to carry a ccASHP listing; some pairings do not.
Certified specs · Cold-climate listings