Friedrich / Floating Air Pro X
Friedrich Floating Air Pro X 12k R-454B 208/230V Mini-Split
Step up to the 12,000 BTU Pro X and you get the same flagship deep-cold trick on a 230V circuit: 21 SEER2, 11.2 EER2, 10 HSPF2, R-454B. Certified heating is 12,000 BTU at 47F, 8,900 BTU at 17F and the full 12,000 BTU at 5F. For a one-ton cold-climate zone, full-rated 5F heat is hard to beat.
Refrigerant generation
R-454B - current-generation refrigerant
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- Last sourced
- Jul 27, 2026
SplitAtlas score
8.3 / 10
(21.0 SEER2) among 12k systems
(10.0 HSPF2) among 12k systems
(5F certified capacity: 100% of the 47F rating; -22 F heating floor) among 12k systems
(32 dBA indoor min / 64 dBA outdoor) among 12k systems
(7 verified features) across the catalogue
(7 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
Install difficulty
- Electrical: 230V; MCA 12 A; breaker/fuse 20 A.
- Line set: connection type not sourced; precharged 25 ft; max 130 ft.
Alternatives
- Blueridge XS6 Max Efficiency 12,000 BTU R-454B 208/230V (BXS6A12WM0 / BXS6A12UC0)
9.0 score / 12k / SEER2 29.4 / -22 F heating floor / 230V
Exact destination at Alpine Home Air: $1,979.00, checked Jul 24, 2026
- Senville ELITE 12,000 BTU R-454B 208/230V (SENE-12EL-IHH / SENE-12EL-OH)
8.9 score / 12k / SEER2 29.4 / -22 F heating floor / 187-253V
Exact destination at Senville: $1,699.99, checked Jul 24, 2026
- ACiQ Extreme 12,000 BTU R-454B 208/230V (ACIQ-12W-HH-MD / ACIQ-12ZPL-HP230C)
8.9 score / 12k / SEER2 25.4 / -22 F heating floor / 230V
Exact destination at HVACDirect: $1,649.99, checked Jul 26, 2026
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 27, 2026
- Page reviewed
- Jul 27, 2026
- Source-backed records
- 3
- Newest source retrieved
- Jul 27, 2026
Strengths
- Full rated 12,000 BTU certified at 5F, the coldest test point.
- Cold-climate and ENERGY STAR certified on R-454B, with 10 HSPF2 for solid seasonal heating efficiency.
- Friedrich's dealer and warranty support gives this professionally installed unit long-term backing.
Weaknesses
- Certified at 8,900 BTU at 17F, well below its 47F and 5F figures; check the 17F number if your winters often sit in the teens.
- 11.2 EER2 is respectable but not class-leading, and pricing comes only through a dealer quote.
Climate suitability
- Minimum heating ambient
- -22 F[1]
- Certified heating at 5F
- 12,000 BTU/h[2]
- Maximum heating at 5F (manufacturer)
- 12,000 BTU/h[1]
- Rated heating at 17F
- 8,900 BTU/h[2]
- Rated heating at 47F
- 12,000 BTU/h[2]
Specifications
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- Manufacturer
- Friedrich
- Brand
- Friedrich
- Product line
- Floating Air Pro X
- Model number
- FAHFW12A3D indoor / FPHFR12A3D outdoor
- Indoor unit model
- FAHFW12A3D
- Outdoor unit model
- FPHFR12A3D
- 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 A[1]
- Maximum fuse or breaker size
- 20 A[1]
- Breaker needed
- not published
- SEER2
- 21 SEER2[2]
- EER2
- 11.2 EER2[2]
- HSPF2 (Region 4)
- 10 HSPF2[2]
- HSPF2 (Region 5)
- not published
- COP
- not published
- COP at 47F
- not published
- COP at 5F
- 1.8 COP[2]
- Minimum outdoor heating temperature
- -22 F[1]
- Minimum outdoor cooling temperature
- 5 F[1]
- Maximum outdoor temperature
- 125 F[1]
- Indoor noise range
- 32-42 dB(A)[1]
- Outdoor noise rating
- 64 dBA[1]
- Indoor weight
- 22.05 lb[1]
- Outdoor weight
- 79.4 lb[1]
- Refrigerant
- R-454B[2]
- Refrigerant charge
- 38.1 oz[1]
- Manufacturer coverage
- not published
- Line-set size
- 1/4 in liquid / 3/8 in suction
- Included line-set length
- Friedrich Floating Air professional-install sources publish required refrigerant line-set sizes and allowed min/max lengths, but no included line set.
- Maximum line-set length
- 130 ft[1]
- Max line set per indoor
- not published
- Maximum elevation difference
- 50 ft[1]
- Max height between indoor units
- not published
- Wi-Fi support
- supported[1]
- Energy Star status
- ENERGY STAR certified[3]
- AHRI certification number
- 217269480[2]
- Warranty
- not published
- Install path
- Professional install
- Retail price
- Installed quote only
- Available retailers
- not published
- Manual links
- AHRI public directory record 217269480, ENERGY STAR record 4016076 for FPHFR12A3D / FAHFW12A3D, Friedrich Floating Air manufacturer page snapshot, Friedrich Floating Air ductless 2026 brochure, Friedrich Floating Air Pro X single-zone wall-mounted submittal, Friedrich Floating Air ductless warranty
- Specification sheet
- Friedrich Floating Air ductless 2026 brochure
- Last sourced date
- Jul 27, 2026
Electrical requirements
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Installation considerations
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- Liquid line
- 1/4 in[1]
- Suction line
- 3/8 in[1]
- Line connection type
- not published
- Precharged length
- 25 ft[1]
- Included line-set length
- Friedrich Floating Air professional-install sources publish required refrigerant line-set sizes and allowed min/max lengths, but no included line set.
- Maximum line-set length
- 130 ft[1]
- Max line set per indoor
- not published
- Max height between indoor units
- not published
- Indoor dimensions
- 33-7/8 x 11-2/8 x 8-4/8 in[1]
- Outdoor dimensions
- 31-7/8 x 22-7/8 x 11 in[1]
- Indoor weight
- 22.05 lb[1]
- Outdoor weight
- 79.4 lb[1]
- Drain size
- not published
Related systems and guides
- More Friedrich systems
- Friedrich Floating Air Pro 12k R-454B 208/230V Mini-Split
- Friedrich Floating Air Select 12k R-32 115V Mini-Split
- Friedrich Floating Air Pro 12k R-454B 115V Mini-Split
- Fujitsu AIRSTAGE Altair 300 12k R-32 115V Mini-Split
- Guide library
- Mini split buying guide
- Single-zone vs multi-zone mini splits
- Troubleshooting
- Do mini splits work in cold weather?
- The best 12,000 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)
- R-32 vs R-454B: the mini split refrigerant change explained
- Mini split not heating
- Mini split indoor unit freezing up
- Mini split remote not working
- One room won't heat or cool on a multi-zone mini split
- Mini split Wi-Fi not connecting
- Line sets
- Line-set covers
Frequently asked questions
- Can I install the Friedrich Floating Air Pro X 12,000 BTU R-454B 208/230V (FAHFW12A3D / FPHFR12A3D) myself, or do I need a pro?
- Friedrich Floating Air Pro X 12,000 BTU R-454B 208/230V (FAHFW12A3D / FPHFR12A3D) 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 Friedrich Floating Air Pro X 12,000 BTU R-454B 208/230V (FAHFW12A3D / FPHFR12A3D) keep heating in a cold winter?
- The AHRI/ENERGY STAR certification lists 12,000 BTU/h of heating capacity 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 Friedrich Floating Air Pro X 12,000 BTU R-454B 208/230V (FAHFW12A3D / FPHFR12A3D) need?
- Published electrical requirements: 230 V voltage, 12 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 130 ft. The outdoor unit's factory charge covers up to 25 ft of line; longer runs need added refrigerant. Measure the planned routing before ordering.
Data sources
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- Friedrich Air Conditioning Co.: FAHFW24A3D & FPHFR24A3D Friedrich Floating Air Pro X specificationsSourced - manufacturer technical document
Covers Frequency, Maximum breaker size, Maximum fuse size, Minimum circuit ampacity, Phase, Manufacturer wire notes and more
- AHRI certificate #217269480 - search the AHRI DirectorySourced - AHRI directory
Covers AHRI certification number, Rated cooling capacity, COP at 5F, EER2, Rated heating capacity, HSPF2 (Region 4) and more
- U.S. Environmental Protection Agency ENERGY STAR: ENERGY STAR record 4016076 for FPHFR12A3D / FAHFW12A3DSourced - Energy Star listing
Covers Energy Star status
Last updated
Jul 27, 2026