MRCOOL DIY 5th Gen 55,000 BTU multi-zone outdoor unit
MRCOOL DIY 5th Gen · Multi-zone outdoor units · 55,000 BTU
$3,695 at Got Ductless · checked Oct 14, 2026
MRCOOL DIY 5th Gen 55,000 BTU multi-zone outdoor unit (DIY-MULTI6-55HP230D-O) is a 55,000 BTU multi-zone outdoor unit from MRCOOL DIY 5th Gen. It runs on 208/230V, runs up to 6 indoor units, is rated 22 SEER2, has an HSPF2 of 10.6, puts out 46,000 BTU/h of heat at 5 °F, uses R-454B refrigerant, and carries a 7-year compressor warranty. Lowest in-stock price on file: $3,695 at Got Ductless (checked Oct 14, 2026).
| Category | Multi-zone outdoor units |
|---|---|
| Model number | DIY-MULTI6-55HP230D-Odoxrepo.mrcool.com |
| Size ? | 55,000 BTU/hdoxrepo.mrcool.com |
| Voltage ? | 208/230Vdoxrepo.mrcool.com |
| Indoor units it runs | 6doxrepo.mrcool.com |
| SEER2 (cooling efficiency) ? | 22doxrepo.mrcool.com |
| EER2 (efficiency at 95 °F) ? | 12energystar.gov |
| HSPF2 (heating efficiency) ? | 10.6doxrepo.mrcool.com |
| Rated cooling capacity ? | 47,000 BTU/henergystar.gov |
| Heating capacity at 47 °F ? | 55,000 BTU/henergystar.gov |
| Heating capacity at 17 °F ? | — |
| Heating capacity at 5 °F ? | 46,000 BTU/henergystar.gov |
| COP at 5 °F ? | 2energystar.gov |
| Heats down to ? | — |
| Refrigerant ? | R-454Benergystar.gov |
| ENERGY STAR certified ? | yesenergystar.gov |
| ENERGY STAR cold climate ? | yesenergystar.gov |
| Line connection ? | Quick-connectdoxrepo.mrcool.com |
| Wi-Fi control | — |
| Outdoor sound level | 64 dB(A)doxrepo.mrcool.com |
| Compressor warranty ? | 7 yearsdoxrepo.mrcool.com |
| Parts warranty ? | 5 yearsdoxrepo.mrcool.com |
| Warranty if you install it yourself ? | Keptdoxrepo.mrcool.com |
| Outdoor unit weight | 245.81 lbdoxrepo.mrcool.com |
| Sold as | Single product |
| Availability | Sold by several retailers |
Warranty, and installing it yourself
Self-installing keeps the warranty, by MRCOOL's own terms.
"This warranty applies only to systems that are installed according to the installation instructions, and in accordance with all applicable local, state or province, and federal laws and regulations including but not limited to electrical codes and permits."
From doxrepo.mrcool.com ↗, read 2026-10-14. Terms change, and local law can require a licensed technician for refrigerant or electrical work whatever the warranty says.
- 7 years on the compressor
- 5 years on parts
"The unit comes standard with a 5 year parts and 7 year compressor warranty."
From doxrepo.mrcool.com ↗, read 2026-10-14.
Who makes it
inferred Most likely made by Midea. Its ENERGY STAR certification lists exactly the same figures (capacity at 47, 17 and 5 °F, SEER2, EER2, HSPF2, COP and refrigerant) as a model Midea certifies under its own name. the Midea record ↗
ENERGY STAR record 3798981 (MRCOOL DIY-MULTI6-55HP230D-O) has the same cooling and heating capacities, SEER2, EER2, HSPF2, COP at 5 °F and refrigerant as record 3723141 (MDV M6OE31-53HFPN10-M1XD), which GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD. certifies itself. 2 records from other certifiers share the set.
Where to buy
Prices are re-checked every week. A date more than a month old means the store could not be re-read, so the price may have moved.
Price history
Price tracking for this product began October 14, 2026. Prices are re-checked every week, and the chart fills in from the next check.
Every recorded price change (2)
A row is recorded only when a store's price or stock changes; each line then runs to the date the store was last checked. Amazon prices aren't shown (store policy).
Where this came from
confirmed The part number and every spec shown were read from the brand's or a store's own material: a product page, a spec sheet or a product feed, or an archived copy of one. Last verified 2026-10-14. What the labels mean.
The equivalent in other lines
Same category, same size (55k), 208/230V, from other lines; cheapest first, at most two per line. Open any of them side by side with this multi-zone outdoor unit, or tick several to compare up to four.
| Logo | Brand | Product | Category | Photo | Price |
|---|---|---|---|---|---|
| Pioneer | 55,000 BTU 6-zone multi-zone outdoor unit (YNL-24) Pioneer Quantum Ultra Side by side → | Multi-zone outdoor units | $4,068 |