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

8.4 / 10

Methodology
Cooling efficiencyTop quartile

(24.0 SEER2) among 12k systems

Heating efficiencyBottom quartile

(9.0 HSPF2) among 12k systems

Cold-weather performanceBelow average

(5F certified capacity: 66.7% of the 47F rating; -5 F heating floor) among 12k systems

NoiseTop 10%

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

WarrantyTop quartile

(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

This system needs a professional install, so its real price is an installed quote that depends on your home. We don't link to a listing for this exact model; get installation quotes to price it.

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

Registered
10 yr parts / 10 yr compressor - eligible registered system

The score uses Registered. Additional published terms are shown for reference and not counted in the score.

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]
Certified 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 publishes piping sizes, chargeless/precharged length, and maximum line limits for this professional-install system; a line set is not included.
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
Registered: 10 yr parts / 10 yr compressor (eligible registered system). Score uses Registered.. 10 year warranty with product registration required; conditions apply.
Install path
Professional install
Retail price
Installed quote only
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 publishes piping sizes, chargeless/precharged length, and maximum line limits for this professional-install system; a line set is not included.
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 AHRI/ENERGY STAR certification lists 8,000 BTU/h of heating capacity 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. The outdoor unit's factory charge covers up to 24.6 ft of line; longer runs need added refrigerant. 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: Registered: 10 yr parts / 10 yr compressor (eligible registered system). Score uses Registered.. 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 Legacy compressor warranty value, Legacy warranty value, Registered compressor warranty, Registered warranty conditions, Registered parts warranty, Warranty notes

Last updated

Jul 23, 2026