SplitAtlas

Samsung / WindFree Standard

Samsung WindFree Standard 12k R-32 208/230V Mini-Split

Certified capacity
12,000 BTU/h[2]
SEER2
24 SEER2[2]
Heating floor
-5 F[1]
Voltage
230 V[1]
Install path
Professional install

The WindFree Standard 12k is the entry into Samsung's no-draft cooling at SEER2 24 with a -5F heating floor. It certifies identically to the IAQ tier on efficiency - the difference is filtration, not performance - so if air quality is not a concern this is the same cooling system for less. Max Heat is the tier that adds real winter capability.

1 zoneProfessional installCurrent

Refrigerant generation

R-32 - current-generation refrigerant

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Error Codes
Samsung WindFree Standard 12,000 BTU R-32 208/230V (AR12DXFAMWKN / AR12DXFAMWKX)

Image: Samsung

Data completeness: 100%
Last sourced
Jul 23, 2026

SplitAtlas score

8.2 / 10

Methodology
Cooling efficiencyAbove average

(24.0 SEER2) among 12k systems

Heating efficiencyBottom quartile

(9.0 HSPF2) among 12k systems

Cold-weather performanceBelow average

(66.7% heat retained at 5F; -5 F heating floor) among 12k systems

NoiseAbove average

(22 dBA indoor min / 46 dBA outdoor) among 12k systems

WarrantyAbove average

(10 yr parts / 10 yr compressor) across the catalogue

Feature setAbove average

(6 verified features) across the catalogue

Documentation & partsBelow average

(2 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.

    Get a quote

Key ratings

Rated cooling

12,000BTU/h[2]

Rated heating

12,000BTU/h[2]

Buyer review snapshot

Best for / skip if

Best for

  • High-efficiency shortlists; SEER2 is 24.

Install difficulty

Professional install
  • Electrical: 230V; MCA 12.5 A; breaker/fuse 20 A.
  • Line set: connection type not sourced; precharged 24.6 ft; max 66 ft.

Alternatives

Availability and price context

We could not verify a current retail price for this model. We could not find this exact model in stock at a retailer we work with when we last checked on 2026-07-23.

Source date

Model data sourced
Jul 23, 2026
Page reviewed
Jul 23, 2026
Source-backed records
4
Newest source retrieved
Jul 23, 2026

Warranty tiers

Warranty: 10 years parts and compressor if eligible registered system.

Review methodology

Strengths

  • SEER2 24 with WindFree no-draft cooling at the tier's entry price.
  • Same certified efficiency as the IAQ tier.

Weaknesses

  • -5F heating floor.
  • No added filtration - that is the IAQ tier's differentiator.

Climate suitability

Minimum heating ambient
-5 F[1]
Rated heating at 5F
8,000 BTU/h[2]
Rated heating at 17F
10,900 BTU/h[2]
Rated heating at 47F
12,000 BTU/h[2]

Specifications

Show
Manufacturer
Samsung
Brand
Samsung
Product line
WindFree Standard
Model number
AR12DXFAMWKN indoor / AR12DXFAMWKX outdoor
Indoor unit model
AR12DXFAMWKN
Outdoor unit model
AR12DXFAMWKX
Number of zones
1
Max indoor units
not published
Rated cooling capacity
12,000 BTU/h[2]
Rated heating capacity
12,000 BTU/h[2]
Voltage
230 V[1]
MCA
12.5 A[1]
Maximum fuse or breaker size
20 A[1]
Breaker needed
not published
SEER2
24 SEER2[2]
EER2
13.25 EER2[2]
HSPF2 (Region 4)
9 HSPF2[2]
HSPF2 (Region 5)
not published
COP
not published
COP at 47F
not published
COP at 5F
1.76 COP[2]
Minimum outdoor heating temperature
-5 F[1]
Minimum outdoor cooling temperature
14 F[1]
Maximum outdoor temperature
115 F[1]
Indoor noise range
39 / 22 dB(A)[1]
Outdoor noise rating
46 dBA[1]
Indoor weight
20.3 lb[1]
Outdoor weight
69.2 lb[1]
Refrigerant
R-32[2]
Refrigerant charge
34 oz[1]
Manufacturer coverage
not published
Line-set size
1/4 in liquid / 3/8 in suction
Included line-set length
Samsung professional-install high-wall systems publish piping sizes, chargeless/precharged length, and maximum line limits, but no included line set is part of the system packet.
Maximum line-set length
66 ft[1]
Max line set per indoor
not published
Maximum elevation difference
49 ft[1]
Max height between indoor units
not published
Wi-Fi support
supported[1]
Energy Star status
ENERGY STAR certified[3]
AHRI certification number
215399297[2]
Warranty
Best case: 10 yr parts / 10 yr compressor (eligible registered system). 10 year warranty with product registration required; conditions apply.
Install path
Professional install
Retail price
We could not find this exact model in stock at a retailer we work with when we last checked on 2026-07-23.
Available retailers
not published
Manual links
Samsung RAC R-32 WindFree installation manual, Samsung RAC R-32 technical data book
Specification sheet
Samsung RAC R-32 technical data book
Last sourced date
Jul 23, 2026

Electrical requirements

Show
Voltage
230 V[1]
Voltage range
208/230V[1]
Phase
1[1]
Frequency
60 Hz[1]
MCA
12.5 A[1]
Breaker needed
not published
Maximum breaker size
20 A[1]
Maximum fuse size
not published
Maximum cooling current
not published
Maximum heating current
not published
Manufacturer wire notes
Outdoor unit powers indoor unit; communication AWG 18 or line-specific interconnect per manual[1]

Installation considerations

Show
Liquid line
1/4 in[1]
Suction line
3/8 in[1]
Line connection type
not published
Precharged length
24.6 ft[1]
Included line-set length
Samsung professional-install high-wall systems publish piping sizes, chargeless/precharged length, and maximum line limits, but no included line set is part of the system packet.
Maximum line-set length
66 ft[1]
Max line set per indoor
not published
Max height between indoor units
not published
Indoor dimensions
32-5/16 x 11-3/4 x 8-7/16 in[1]
Outdoor dimensions
31-1/8 x 21-9/16 x 11-1/4 in[1]
Indoor weight
20.3 lb[1]
Outdoor weight
69.2 lb[1]
Drain size
ID18 or 11/16 in OD[1]

Related systems and guides

Frequently asked questions

Can I install the Samsung WindFree Standard 12,000 BTU R-32 208/230V (AR12DXFAMWKN / AR12DXFAMWKX) myself, or do I need a pro?
Samsung WindFree Standard 12,000 BTU R-32 208/230V (AR12DXFAMWKN / AR12DXFAMWKX) 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 Samsung WindFree Standard 12,000 BTU R-32 208/230V (AR12DXFAMWKN / AR12DXFAMWKX) keep heating in a cold winter?
The manufacturer publishes 8,000 BTU/h of heating output at 5F. Rated heating operation extends down to -5 F. Certified heating efficiency is 9 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 Samsung WindFree Standard 12,000 BTU R-32 208/230V (AR12DXFAMWKN / AR12DXFAMWKX) need?
Published electrical requirements: 230 V voltage, 12.5 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 66 ft, and the included line set comes pre-charged for 24.6 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 Samsung WindFree Standard 12,000 BTU R-32 208/230V (AR12DXFAMWKN / AR12DXFAMWKX) carry?
The manufacturer publishes these warranty tiers: Best case: 10 yr parts / 10 yr compressor (eligible registered system). Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.

Data sources

Show
  1. Samsung HVAC, LLC: Samsung WindFree Standard manufacturer technical table for AR09DXFAMWKN / AR09DXFAMWKXSourced - manufacturer technical document

    Covers Frequency, electrical_spec.guaranteed_voltage_range, Maximum breaker size, Minimum circuit ampacity, Phase, Manufacturer wire notes and more

  2. Air-Conditioning, Heating, and Refrigeration Institute: AHRI public detail 215399297 for AR12DXFAMWKN / AR12DXFAMWKXSourced - AHRI directory

    Covers AHRI certification number, Rated cooling capacity, COP at 5F, EER2, Rated heating capacity, HSPF2 (Region 4) and more

  3. ENERGY STAR: ENERGY STAR record 3621245 for AR12DXFAMWKX / AR12DXFAMWKNSourced - Energy Star listing

    Covers Energy Star status

  4. Samsung HVAC, LLC: Samsung WindFree Standard product page warranty statementSourced - manufacturer product page

    Covers Best-case compressor warranty, Best-case warranty conditions, Best-case parts warranty, Legacy compressor warranty value, Legacy warranty value, Warranty notes

Last updated

Jul 23, 2026