Heat pump model numbers starting 9H

3 certified units whose model number starts 9H, out of every unit in the A to Z. Updated Oct 17, 2026.

One row per certified model number. All 3 in this group are listed; nothing is held back for a second page.

Model numbers starting 9H
Model number	Type	Size class	Brands	Certified pairings
9H421YOMI	mini-split	9,000 Btu	1	1
9H421ZOMI	mini-split	9,000 Btu	1	1
9H521YOMI	mini-split	9,000 Btu	1	1

Other groups