Midea / Midea Easy Pro
Midea Easy Pro 9k R-454B 208/230V Mini-Split
Midea's Easy Pro 9k is a 230V cold-climate workhorse that leans on the manufacturer's enormous OEM scale - this is the company that builds ductless hardware for a long list of other brands, sold here under its own label. It posts a strong 25.8 SEER2, 14.9 EER2, and a genuinely high 12.5 HSPF2 on R-454B, the current low-GWP refrigerant. Heating runs 10,000 BTU at 47F and stays remarkably steady at 8,100 BTU at 17F and 8,000 BTU at 5F, so deep cold barely dents it.
1 zoneProfessional installCurrent
Refrigerant generation
R-454B - current-generation refrigerant
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Image: Famous Supply
Data completeness: 100%
- Last sourced
- Jul 27, 2026
SplitAtlas score
9.2 / 10
Cooling efficiencyAbove average
(25.8 SEER2) among <=9k systems
Heating efficiencyTop quartile
(12.5 HSPF2) among <=9k systems
Cold-weather performanceAbove average
(80% heat retained at 5F; -13 F heating floor) among <=9k systems
NoiseTop 10%
(-48 dBA indoor min / 52.5 dBA outdoor) among <=9k systems
WarrantyTop 10%
(12 yr parts / 12 yr compressor) across the catalogue
Feature setTop 10%
(8 verified features) across the catalogue
Documentation & partsBelow average
(6 manuals; spec sheet) across the catalogue
Not evaluated
- Installation accessibility — not applicable (professional install)N/A
professional install - DIY-accessibility not applicable
- Price-to-value — not evaluatedN/A
This is a professionally installed, quote-only system, so we can't score its price. Get an installed quote to compare real cost.
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Key ratings
Buyer review snapshot
Best for / skip if
Best for
- Top efficiency shortlists; SEER2 is 25.8.
Install difficulty
Professional install
- Electrical: 230V.
- Line set: connection type not sourced; precharged 25 ft; max 82 ft.
Availability and price context
We could not verify a current retail price for this model. We could not find a published consumer price for this model when we last checked on 2026-07-27.
Source date
- Model data sourced
- Jul 27, 2026
- Page reviewed
- Jul 22, 2026
- Source-backed records
- 6
- Newest source retrieved
- Jul 27, 2026
Warranty tiers
Warranty: 12 years parts and no separate compressor term published under extended warranty terms.
Model context
- Structured ratings
- Certification: ENERGY STAR certified and AHRI cold-climate designated. Refrigerant: current low-GWP R-454B. Minimum heating ambient: -13 F.
Strengths
- AHRI cold-climate designation backed by output that holds nearly flat - 8,100 BTU at 17F down to just 8,000 BTU at 5F.
- 12.5 HSPF2 is excellent for a small head, meaning low running cost through a real heating season.
- ENERGY STAR certified and built on R-454B for long-term refrigerant peace of mind.
Weaknesses
- 10,000 BTU at 47F is modest capacity, so it only covers a small-to-mid room.
- Professional install and 230V wiring mean this is a planned project, not a plug-in.
Climate suitability
- Minimum heating ambient
- -13 F[1]
- Rated heating at 5F
- 8,000 BTU/h[4]
- Rated heating at 17F
- 8,100 BTU/h[4]
- Rated heating at 47F
- 10,000 BTU/h[4]
Specifications
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- Manufacturer
- Midea
- Brand
- Midea
- Product line
- Midea Easy Pro
- Model number
- MSEHU-H09B-2A indoor / MO1ES-H09B-2A outdoor
- Indoor unit model
- MSEHU-H09B-2A
- Outdoor unit model
- MO1ES-H09B-2A
- Number of zones
- 1
- Max indoor units
- not published
- Rated cooling capacity
- 9,000 BTU/h[4]
- Rated heating capacity
- 10,000 BTU/h[4]
- Voltage
- 230 V[2]
- MCA
- No model-specific value is published on the current consumer product listing
- Maximum fuse or breaker size
- No model-specific value is published on the current consumer product listing
- Breaker needed
- not published
- SEER2
- 25.8 SEER2[4]
- EER2
- 14.9 EER2[4]
- HSPF2 (Region 4)
- 12.5 HSPF2[4]
- HSPF2 (Region 5)
- not published
- COP
- not published
- COP at 47F
- 3.9 COP[1]
- COP at 5F
- 2.36 COP[4]
- Minimum outdoor heating temperature
- -13 F[1]
- Minimum outdoor cooling temperature
- -13 F[1]
- Maximum outdoor temperature
- 122 F[1]
- Indoor noise range
- No model-specific value is published on the current consumer product listing
- Outdoor noise rating
- 52.5 dBA[1]
- Indoor weight
- No model-specific value is published on the current consumer product listing
- Outdoor weight
- No model-specific value is published on the current consumer product listing
- Refrigerant
- R-454B[4]
- Refrigerant charge
- 32 oz[1]
- Manufacturer coverage
- not published
- Line-set size
- No model-specific value is published on the current consumer product listing liquid / No model-specific value is published on the current consumer product listing suction
- Included line-set length
- Professional installations use separately selected line sets
- Maximum line-set length
- 82 ft[1]
- Max line set per indoor
- not published
- Maximum elevation difference
- No model-specific value is published on the current consumer product listing
- Max height between indoor units
- not published
- Wi-Fi support
- supported[1]
- Energy Star status
- ENERGY STAR certified[5]
- AHRI certification number
- 215471375[3]
- Warranty
- Best case: 12 yr parts / no separate compressor term (extended warranty terms). 12-year extended warranty listed for Midea single-zone systems; terms apply
- Install path
- Professional install
- Retail price
- We could not find a published consumer price for this model when we last checked on 2026-07-27.
- Available retailers
- not published
- Manual links
- ENERGY STAR exact check 215471375, Easy Pro installation documentation listing, Easy Pro high-wall indoor product page, Midea Single-Zone Advance Heat Pump, HVACDirect exact Midea offer check midea-easy-pro-9k-r454b-230v, AHRI Appendix M1 public detail 215471375
- Specification sheet
- AHRI Appendix M1 public detail 215471375
- Last sourced date
- Jul 27, 2026
Electrical requirements
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- Voltage
- 230 V[2]
- Voltage range
- 208/230V[1]
- Phase
- 1[1]
- Frequency
- 60 Hz[1]
- MCA
- No model-specific value is published on the current consumer product listing
- Breaker needed
- not published
- Maximum breaker size
- No model-specific value is published on the current consumer product listing
- Maximum fuse size
- No model-specific value is published on the current consumer product listing
- Maximum cooling current
- not published
- Maximum heating current
- not published
- Manufacturer wire notes
- 14 AWG, 4-conductor connection wiring[1]
Installation considerations
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- Liquid line
- No model-specific value is published on the current consumer product listing
- Suction line
- No model-specific value is published on the current consumer product listing
- Line connection type
- not published
- Precharged length
- 25 ft[1]
- Included line-set length
- Professional installations use separately selected line sets
- Maximum line-set length
- 82 ft[1]
- Max line set per indoor
- not published
- Max height between indoor units
- not published
- Indoor dimensions
- No model-specific value is published on the current consumer product listing
- Outdoor dimensions
- No model-specific value is published on the current consumer product listing
- Indoor weight
- No model-specific value is published on the current consumer product listing
- Outdoor weight
- No model-specific value is published on the current consumer product listing
- Drain size
- not published
Related systems and guides
- More Midea systems
- LG Standard Efficiency R-32 9k 230V
- Midea Easy Pro Extreme Heat 9k 230V
- Midea Elevate Max 6k
- Mid Static Ducted R-32 9k
- Guide library
- Mini split buying guide
- Single-zone vs multi-zone mini splits
- Troubleshooting
- Do mini splits work in cold weather?
- Midea mini split review: is Midea any good?
- The best 9,000 BTU mini splits of 2026
- The best cold-climate mini splits of 2026
- The best mini splits for heating of 2026
- Mini split heating capacity in the cold: what your unit actually delivers at 5F
- The mini split defrost cycle, explained
- The best DIY mini splits of 2026
- What "DIY mini split" actually means
- How to install a mini split (DIY overview)
- Mini split not heating
- Mini split indoor unit freezing up
- Mini split remote not working
- Mini split outdoor unit not running
- One room won't heat or cool on a multi-zone mini split
- Line sets
- Line-set covers
Frequently asked questions
- Can I install the Midea Easy Pro 9,000 BTU R-454B 208/230V (MSEHU-H09B-2A / MO1ES-H09B-2A) myself, or do I need a pro?
- Midea Easy Pro 9,000 BTU R-454B 208/230V (MSEHU-H09B-2A / MO1ES-H09B-2A) is built for professional installation: the line set must be flared, evacuated, and charged, which requires EPA-certified refrigerant handling. Installing it outside the manufacturer's requirements can void the warranty, so budget for a qualified HVAC installer.
- Will the Midea Easy Pro 9,000 BTU R-454B 208/230V (MSEHU-H09B-2A / MO1ES-H09B-2A) keep heating in a cold winter?
- The manufacturer publishes 8,000 BTU/h of heating output at 5F. Rated heating operation extends down to -13 F. Certified heating efficiency is 12.5 HSPF2. Match those numbers against your climate's design temperature - in cold regions, output at 5F matters far more than the nameplate capacity measured at 47F.
- What electrical circuit does the Midea Easy Pro 9,000 BTU R-454B 208/230V (MSEHU-H09B-2A / MO1ES-H09B-2A) need?
- Published electrical requirements: 230 V voltage, No model-specific value is published on the current consumer product listing minimum circuit ampacity, and No model-specific value is published on the current consumer product listing maximum breaker or fuse sizing. Confirm the final circuit against the unit nameplate and local code with a licensed electrician.
- How far can the outdoor unit be from the indoor head?
- The published maximum line-set length is 82 ft, and the included line set comes pre-charged for 25 ft. Longer runs than the included set allows typically mean added refrigerant and a pro visit, so measure the planned routing before ordering.
- What warranty does the Midea Easy Pro 9,000 BTU R-454B 208/230V (MSEHU-H09B-2A / MO1ES-H09B-2A) carry?
- The manufacturer publishes these warranty tiers: Best case: 12 yr parts / no separate compressor term (extended warranty terms). Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.
Data sources
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- Midea America Corp.: MSEHU-H09B-2A & MO1ES-H09B-2A submittalSourced - manufacturer technical document
Covers Frequency, Phase, Manufacturer wire notes, Voltage range, Maximum line-set length, Outdoor noise rating and more
- Midea America Corp.: Midea Single-Zone Advance Heat PumpSourced - manufacturer product page
Covers Voltage, Best-case compressor warranty status, Best-case warranty conditions, Best-case parts warranty, Legacy warranty value, Warranty notes
- AHRI: AHRI certificate 215471375Sourced - AHRI certificate
Covers AHRI certification number, performance_spec.cold_climate_designation
- AHRI: AHRI Directory public detail record 215471375Sourced - AHRI directory
Covers Rated cooling capacity, COP at 5F, EER2, Rated heating capacity, HSPF2 (Region 4), Rated heating at 17F and more
- U.S. Environmental Protection Agency ENERGY STAR: ENERGY STAR Central Air Conditioners and Air-Source Heat Pumps record 3627408Sourced - Energy Star listing
Covers Energy Star status
- Air-Conditioning, Heating, and Refrigeration Institute: AHRI Appendix M1 public detail for MO1ES-H09B-2A / MSEHU-H09B-2ASourced - AHRI directory
Covers system.lifecycle_status
Last updated
Jul 22, 2026