SplitAtlas

GREE / Free Match

GREE Free Match 18k R-32 208/230V 2-Zone Mini-Split

Certified capacity
18,000 BTU/h[2]
SEER2
21 SEER2[2]
Heating floor
-22 F[1]
Voltage
230 V[1]
Install path
Professional install

The Gree Free Match 2-Zone 18k (MUL18) is the entry point into Gree's standard R-32 multi-zone, sold as the "Multi R32" line on greecomfort.com: two indoor heads on one 208/230V outdoor unit from the world's largest AC manufacturer, and unlike dealer-only pro brands this condenser is stocked and purchasable at retail. It carries a certified nominal SEER2 of 21, EER2 12, and HSPF2 10, is ENERGY STAR certified, and is AHRI cold-climate designated.

Gree also OEMs equipment for many other brands, so the underlying hardware is proven at scale. Current low-GWP R-32 refrigerant; professional installation is still required.

2 zonesProfessional installCurrent

Refrigerant generation

R-32 - current-generation refrigerant

Dealer-installation warranty note

GREE online purchases have a manufacturer-published warranty path, but buyers should keep purchase and installation documents and use a licensed HVAC contractor for diagnosis and claims.

Installation condition: Warranty claims for online/retail purchases must be completed by a contractor after an on-site diagnosis, with required documentation such as purchase receipt or installation invoice and data-plate photos.

Dealer path: GREE distributor path for distributor purchases; GREE online warranty claim form for equipment purchased online, Home Depot, or Lowes; GREE Select dealer installation and registration for the 10-year extended warranty.

Paid link

$2,638 / Fresh price - checked Jul 28, 2026

Check price at HVACDirect

This system's warranty depends on licensed installation — get quotes from installers in your area.

Get installation quotes
Error Codes
GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO) mini-split heat pump outdoor condenser

Image: HVACDirect

Data completeness: 100%
Last sourced
Jul 28, 2026

SplitAtlas score

8.2 / 10

Methodology
Cooling efficiencyBelow average

(21.0 SEER2) among 18k systems

Heating efficiencyBelow average

(10.0 HSPF2) among 18k systems

Cold-weather performanceAbove average

(76.7% heat retained at 5F; -22 F heating floor) among 18k systems

WarrantyBelow average

(5 yr parts / 7 yr compressor) across the catalogue

Feature setTop quartile

(6 verified features) across the catalogue

Price-to-performanceBottom quartile

($2,638 median retail) among 18k systems

Documentation & partsTop quartile

(11 manuals; spec sheet; parts channel) across the catalogue

Not evaluated

  • Installation accessibility — not applicable (professional install)N/A

    professional install - DIY-accessibility not applicable

Key ratings

Rated cooling

18,000BTU/hNon-Ducted Indoor Units[2]

Rated heating

18,000BTU/hNon-Ducted Indoor Units[2]

Best-fit use cases

A two-room addition or small home where the buyer wants an affordable, purchasable, ENERGY STAR Gree multi-zone, professionally installed, accepting a small step below premium brands.

Buyer review snapshot

Best for / skip if

Best for

  • 2-zone projects in the 18k outdoor capacity class.

Install difficulty

Professional flared-line install
  • Electrical: 230V; MCA 14.5 A; breaker/fuse 20 A.
  • Line set: Flared line connections; precharged 33 ft; max 131 ft.
  • 2-zone condenser; indoor-head matching and branch layout are part of the job.

Alternatives

Availability and price context

  • Verified current price: $2,638.00 at HVACDirect; availability in_stock; checked Jul 28, 2026. Dealer-installation condition: Warranty claims for online/retail purchases must be completed by a contractor after an on-site diagnosis, with required documentation such as purchase receipt or installation invoice and data-plate photos..

Purchase channel policy

GREE publishes an online/retail warranty-claim path for equipment purchased online, Home Depot, or Lowes rather than treating online purchase as a warranty voidance.

Warranty impact
Online purchase changes the claim path: routine parts use GREE's online claim form, while compressor failures and refrigerant leaks require tech-support confirmation before the online claim.
Installation condition
Warranty claims for online/retail purchases must be completed by a contractor after an on-site diagnosis, with required documentation such as purchase receipt or installation invoice and data-plate photos.
Authorized channel
GREE distributor path for distributor purchases; GREE online warranty claim form for equipment purchased online, Home Depot, or Lowes; GREE Select dealer installation and registration for the 10-year extended warranty.

GREE online purchases have a manufacturer-published warranty path, but buyers should keep purchase and installation documents and use a licensed HVAC contractor for diagnosis and claims.

Compare online-purchase warranty rules by brand

Source: GREE Comfort: How Does the GREE Warranty Work? Coverage, Claims, and 10-Year Extension Guide; retrieved Aug 15, 2026.

Source date

Model data sourced
Jul 28, 2026
Page reviewed
Jul 28, 2026
Source-backed records
4
Newest source retrieved
Jul 28, 2026

Warranty tiers

Warranty: 5 years parts and 7 years compressor as standard.

Review methodology

Model context

Structured ratings
Certification: ENERGY STAR certified and AHRI cold-climate designated. Refrigerant: current low-GWP R-32. Minimum heating ambient: -22 F.
Installation context
Multi-zone low-load behavior depends on the indoor heads and how many zones are calling at once.

Strengths

  • Purchasable, stocked equipment (a priced condenser you can actually buy), not dealer-only, on current R-32 refrigerant.
  • Certified nominal SEER2 21 / EER2 12 / HSPF2 10, ENERGY STAR certified.
  • AHRI cold-climate designated for reliable cold-weather heating.
  • Backed by Gree, the world's largest AC manufacturer and OEM behind many familiar brands.

Weaknesses

  • Professional installation required - this is equipment you buy, not a DIY self-install kit.
  • Two zones is the smallest multi-zone step; three or more rooms need a larger condenser like the 3-zone MUL24.
  • A strong value buy, but scores a bit below premium inverter brands such as Mitsubishi, Daikin, or LG.

Climate suitability

Minimum heating ambient
-22 F[1]
Rated heating at 5F
13,800 BTU/hNon-Ducted Indoor Units[2]
Rated heating at 17F
17,600 BTU/hNon-Ducted Indoor Units[2]
Rated heating at 47F
18,000 BTU/hNon-Ducted Indoor Units[2]

Specifications

Show
Manufacturer
GREE
Brand
GREE
Product line
Free Match
Model number
MUL18HP230V1R32AO
Indoor unit model
Indoor heads are selected separately on a multi-zone system
Outdoor unit model
MUL18HP230V1R32AO
Number of zones
2
Max indoor units
2 units[1]
Rated cooling capacity
18,000 BTU/hNon-Ducted Indoor Units[2]
Rated heating capacity
18,000 BTU/hNon-Ducted Indoor Units[2]
Voltage
230 V[1]
MCA
14.5 A[1]
Maximum fuse or breaker size
20 A[1]
Breaker needed
not published
SEER2
21 SEER2Non-Ducted Indoor Units[2]
EER2
12 EER2Non-Ducted Indoor Units[2]
HSPF2 (Region 4)
10 HSPF2Non-Ducted Indoor Units[2]
HSPF2 (Region 5)
Certified per indoor-unit combination, not per outdoor unit
COP
not published
COP at 47F
not published
COP at 5F
2 COPNon-Ducted Indoor Units[2]
Minimum outdoor heating temperature
-22 F[1]
Minimum outdoor cooling temperature
-22 F[1]
Maximum outdoor temperature
118 F[1]
Indoor noise range
Indoor heads are selected separately on a multi-zone system
Outdoor noise rating
51 dBA[1]
Indoor weight
Indoor heads are selected separately on a multi-zone system
Outdoor weight
78.3 lb[1]
Refrigerant
R-32[2]
Refrigerant charge
31.752 oz[1]
Manufacturer coverage
not published
Line-set size
1/4 in x 2 liquid / 3/8 in x 2 suction
Included line-set length
Indoor heads are selected separately on a multi-zone system
Maximum line-set length
131 ft[1]
Max line set per indoor
66 ft[1]
Maximum elevation difference
49 ft[1]
Max height between indoor units
49.21 ft[1]
Wi-Fi support
Indoor heads are selected separately on a multi-zone system
Energy Star status
ENERGY STAR certified[3]
AHRI certification number
215218913Non-Ducted Indoor Units[2]
Warranty
Standard: 5 yr parts / 7 yr compressor (eligible residential system). Standard residential GREE mini-split coverage is 5 years parts and 7 years compressor for eligible post-2021 systems.
Install path
Professional install
Retail price
$2,638.00
Available retailers
HVACDirect
Manual links
AHRI public detail 215218913, GREE Multi R32 sales brochure, ENERGY STAR exact row 215218913, GREE Multi R32 extended ratings, GREE Multi R32 installation/service manual, GREE Multi R32 current official product page, GREE Multi R32 owner manual, GREE Multi R32 parts manual, HVACDirect exact-offer audit for MUL18HP230V1R32AO, MUL18HP230V1R32AO GREE Free Match submittal, GREE DFS warranty statement for units installed after 2021-12-31
Specification sheet
MUL18HP230V1R32AO GREE Free Match submittal
Last sourced date
Jul 28, 2026

Retail purchase context

Dealer-installation warranty note

GREE online purchases have a manufacturer-published warranty path, but buyers should keep purchase and installation documents and use a licensed HVAC contractor for diagnosis and claims.

Installation condition: Warranty claims for online/retail purchases must be completed by a contractor after an on-site diagnosis, with required documentation such as purchase receipt or installation invoice and data-plate photos.

Dealer path: GREE distributor path for distributor purchases; GREE online warranty claim form for equipment purchased online, Home Depot, or Lowes; GREE Select dealer installation and registration for the 10-year extended warranty.

Some retailer links may earn us a commission at no extra cost; paid relationships never change scores or recommendations. Affiliate disclosure

Paid link

Dealer-installation warranty note

GREE online purchases have a manufacturer-published warranty path, but buyers should keep purchase and installation documents and use a licensed HVAC contractor for diagnosis and claims.

Check price at HVACDirect

$2,638 / Fresh price - checked Jul 28, 2026

Compatible indoor units

This is an outdoor unit. You choose its indoor heads separately - up to the maximum this condenser supports - and you can mix room sizes and styles across the zones. The models below are the heads this unit is documented to pair with.

  • Concealed ducteds

    9k, 12k, 18k

    Model numbers
    • 9k: DUC09HP230V1R32AH
    • 12k: DUC12HP230V1R32AH
    • 18k: DUC18HP230V1R32AH

  • Four-way ceiling cassettes

    9k, 12k, 18k

    Model numbers
    • 9k: CAS09HP230V1R32AH
    • 12k: CAS12HP230V1R32AH
    • 18k: CAS18HP230V1R32AH

  • One-way ceiling cassettes

    9k, 12k, 18k

    Model numbers
    • 9k: OWC09HP230V1R32AH
    • 12k: OWC12HP230V1R32AH
    • 18k: OWC18HP230V1R32AH

  • Wall-mounteds

    9k, 12k, 18k

    Model numbers
    • 9k: ENV09HP230V1R32AH
    • 9k: SAP09HP230V1R32AH
    • 12k: ENV12HP230V1R32AH
    • 12k: SAP12HP230V1R32AH
    • 18k: ENV18HP230V1R32AH
    • 18k: LIV18HP230V1R32AH
    • 18k: SAP18HP230V1R32AH

Sizing note: do not just add up the rooms. Multi-zone condensers have a maximum total connected capacity, and connecting more head capacity than the unit is rated for is a common installer mistake that hurts efficiency and comfort. Match total head capacity to the condenser's rating.

Parts and filters

Fits GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO). Part numbers and fit notes identify compatibility only; no manufacturer endorsement is implied.

compressor

Compressor and fittings

Fits
GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO)
OEM part number
00900106061701
Fit note
Fits MUL18HP230V1R32AO. GREE publishes this orderable outdoor-unit part number in the Multi R32 parts manual. No HVACDirect exact 00900106061701 product page was verified, so no offer is attached.
Source
GREE Multi R32 Parts Manual, MUL18HP230V1R32AO outdoor unit parts list, page p. 2 (7 Compressor and Fittings 1 00900106061701)

outdoor-fan-motor

Brushless DC outdoor fan motor

Fits
GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO)
OEM part number
15010406009506
Fit note
Fits MUL18HP230V1R32AO. GREE publishes this orderable outdoor-unit part number in the Multi R32 parts manual. No HVACDirect exact 15010406009506 product page was verified, so no offer is attached.
Source
GREE Multi R32 Parts Manual, MUL18HP230V1R32AO outdoor unit parts list, page p. 2 (21 Brushless DC Motor 1 15010406009506)

outdoor-fan-blade

Axial flow fan

Fits
GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO)
OEM part number
103002060015
Fit note
Fits MUL18HP230V1R32AO. GREE publishes this orderable outdoor-unit part number in the Multi R32 parts manual. No HVACDirect exact 103002060015 product page was verified, so no offer is attached.
Source
GREE Multi R32 Parts Manual, MUL18HP230V1R32AO outdoor unit parts list, page p. 2 (3 Axial Flow Fan 1 103002060015)

main-control-board

Outdoor main board

Fits
GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO)
OEM part number
300027063944
Fit note
Fits MUL18HP230V1R32AO. GREE publishes this orderable outdoor-unit part number in the Multi R32 parts manual. No HVACDirect exact 300027063944 product page was verified, so no offer is attached.
Source
GREE Multi R32 Parts Manual, MUL18HP230V1R32AO outdoor unit parts list, page p. 2 (25 Main Board 1 300027063944)
Replacement Parts & Filters

Electrical requirements

Show
Voltage
230 V[1]
Voltage range
208/230V[1]
Phase
1[1]
Frequency
60 Hz[1]
MCA
14.5 A[1]
Breaker needed
not published
Maximum breaker size
20 A[1]
Maximum fuse size
20 A[1]
Maximum cooling current
not published
Maximum heating current
not published
Manufacturer wire notes
not published

Installation considerations

Show
Liquid line
1/4 in x 2[1]
Suction line
3/8 in x 2[1]
Line connection type
Flared line connections[1]
Precharged length
33 ft[1]
Included line-set length
Indoor heads are selected separately on a multi-zone system
Maximum line-set length
131 ft[1]
Max line set per indoor
66 ft[1]
Max height between indoor units
49.21 ft[1]
Indoor dimensions
Indoor heads are selected separately on a multi-zone system
Outdoor dimensions
32-23/64 x 21-42/64 x 13-55/64 in[1]
Indoor weight
Indoor heads are selected separately on a multi-zone system
Outdoor weight
78.3 lb[1]
Drain size
not published

Related systems and guides

Frequently asked questions

Can I install the GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO) myself, or do I need a pro?
GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO) 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 GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO) keep heating in a cold winter?
The manufacturer publishes 13,800 BTU/h of heating output at 5F. Rated heating operation extends down to -22 F. Certified heating efficiency is 10 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 GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO) need?
Published electrical requirements: 230 V voltage, 14.5 A minimum circuit ampacity, and 20 A 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 131 ft, and the included line set comes pre-charged for 33 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 GREE Free Match 2-Zone 18,000 BTU R-32 208/230V (MUL18HP230V1R32AO) carry?
The manufacturer publishes these warranty tiers: Standard: 5 yr parts / 7 yr compressor (eligible residential system). Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.

Data sources

Show
  1. GREE Comfort: GREE Free Match official technical documents for MUL18HP230V1R32AOSourced - manufacturer technical document

    Covers Frequency, electrical_spec.guaranteed_voltage_range, Maximum breaker size, Maximum fuse size, Minimum circuit ampacity, Phase and more

  2. Air-Conditioning, Heating, and Refrigeration Institute: AHRI public detail 215218913Sourced - AHRI directory

    Covers AHRI certification number, performance_spec.cold_climate_designation, Rated cooling capacity, COP at 5F, EER2, Rated heating capacity and more

  3. U.S. Environmental Protection Agency ENERGY STAR: ENERGY STAR exact row check for AHRI 215218913Sourced - Energy Star listing

    Covers Energy Star status

  4. GREE Comfort: GREE DFS warranty statement for units installed after 2021-12-31Sourced - manufacturer technical document

    Covers Legacy compressor warranty value, Legacy warranty value, Standard compressor warranty, Standard warranty conditions, Standard parts warranty, Warranty notes

Last updated

Jul 28, 2026