LG / Extended Piping R-32
LG Extended Piping 30k R-32 230V Mini-Split
The LG Extended Piping 30k scales the long-line-run design to 2.5 tons: SEER2 21, EER2 11.3, HSPF2 8.5 on R-32, with 32,400 BTU of heat at 47F and 19,700 BTU at 17F; LG's submittal lists at most 20,030 BTU at 5F. It combines large capacity with extended line-length support for a big space with a distant outdoor unit.
Refrigerant generation
R-32 - current-generation refrigerant
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Image: LG
- Last sourced
- Jul 23, 2026
SplitAtlas score
not yet rated - data incomplete
- no scoring run is available
Key ratings
Buyer review snapshot
Install difficulty
- Electrical: 208/230V; MCA 23 A; breaker/fuse 30 A.
- Line set: connection type not sourced; precharged 24.6 ft; max 164 ft.
Availability and price context
- Last seen at HVACDirect on Jul 23, 2026: $3,186.00. Open the listing for today's price. Warranty condition: The online source must be expressly authorized by LG; the system must also satisfy LG's qualified-system installation terms.
Purchase channel policy
LG allows the online-purchase path only when the online source is expressly authorized by LG; an online purchase from a non-authorized source voids the limited warranty.
- Warranty impact
- The limited warranty is void and LG has no liability when the system is purchased online from a source not expressly authorized by LG.
- Installation condition
- The online source must be expressly authorized by LG; the system must also satisfy LG's qualified-system installation terms.
- Authorized channel
- Expressly authorized LG source with qualified installation by a trained, licensed HVAC contractor under LG warranty terms.
Buying online can keep warranty coverage only when the seller is expressly authorized by LG; confirm that status and the qualified installation path before purchase.
Compare online-purchase warranty rules by brand
Source: LG Electronics U.S.A., Inc.: LG R32 Residential / Light Commercial Systems Warranty Card; retrieved Aug 15, 2026.
Source date
- Model data sourced
- Jul 23, 2026
- Page reviewed
- Jul 23, 2026
- Source-backed records
- 4
- Newest source retrieved
- Sep 13, 2026
Warranty tiers
- Base
- 5 yr parts / 7 yr compressor - standard coverage
- Registered
- 10 yr parts / 10 yr compressor - registration within 60 days of startup, by an installer with current LG training and an HVAC license
The score uses Registered. Additional published terms are shown for reference and not counted in the score.
Model context
- Structured ratings
- Certification: ENERGY STAR certified. Refrigerant: current low-GWP R-32. Minimum heating ambient: -4 F.
Strengths
- Supports extended line runs at 2.5 tons - solves difficult outdoor placement.
- 32,400 BTU at 47F - heavy capacity from a single head.
Weaknesses
- SEER2 21 / EER2 11.3 - efficiency is conventional at this size; not ENERGY STAR certified.
- Specialty product; professional installation required, and a zoned design may serve a large area better.
Climate suitability
- Minimum heating ambient
- -4 F[1]
- Certified heating at 5F
- not published[3]disputed
- Maximum heating at 5F (manufacturer)
- 20,030 BTU/h[1]
- Rated heating at 17F
- 19,700 BTU/h[2]
- Rated heating at 47F
- 32,400 BTU/h[2]
Specifications
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- Manufacturer
- LG
- Brand
- LG
- Product line
- Extended Piping R-32
- Model number
- KNSAP301A indoor / KUSAP301A outdoor
- Indoor unit model
- KNSAP301A
- Outdoor unit model
- KUSAP301A
- Number of zones
- 1
- Max indoor units
- not published
- Rated cooling capacity
- 30,000 BTU/h[2]
- Rated heating capacity
- 32,400 BTU/h[2]
- Voltage
- 208/230V[1]
- MCA
- 23 A[1]
- Maximum fuse or breaker size
- 30 A[1]
- Breaker needed
- not published
- SEER2
- 21 SEER2[2]
- EER2
- 11.3 EER2[2]
- HSPF2 (Region 4)
- 8.5 HSPF2[2]
- HSPF2 (Region 5)
- not published
- COP
- not published
- COP at 47F
- not published
- COP at 5F
- 1.72 COP[2]
- Minimum outdoor heating temperature
- -4 F[1]
- Minimum outdoor cooling temperature
- 14 F[1]
- Maximum outdoor temperature
- 118 F[1]
- Indoor noise range
- cooling 33-51; heating 43-51 dB(A)[1]
- Outdoor noise rating
- 58 dBA[1]
- Indoor weight
- 40.8 lb[1]
- Outdoor weight
- 147.9 lb[1]
- Refrigerant
- R-32[2]
- Refrigerant charge
- 70.496 oz[1]
- Manufacturer coverage
- not published
- Line-set size
- 3/8 in liquid / 5/8 in suction
- Included line-set length
- LG publishes field-supplied flared line sizes, standard/pre-charge length, and line limits; no included consumer line-set length is published for the professional system.
- Maximum line-set length
- 164 ft[1]
- Max line set per indoor
- not published
- Maximum elevation difference
- 98.4 ft[1]
- Max height between indoor units
- not published
- Wi-Fi support
- supported[1]
- Energy Star status
- Not ENERGY STAR certified[2]
- AHRI certification number
- 215735331[2]
- Warranty
- Base: 5 yr parts / 7 yr compressor (standard coverage); Registered: 10 yr parts / 10 yr compressor (registration within 60 days of startup, by an installer with current LG training and an HVAC license). Score uses Registered.. Standard 5-year parts and 7-year compressor coverage; qualified registered installations extend to 10 years total parts and compressor coverage.
- Install path
- Professional install
- Retail price
- last seen at HVACDirect on Jul 23, 2026: $3,186.00
- Available retailers
- HVACDirect
- Manual links
- AHRI Directory public detail record 215735331, ENERGY STAR exact-match query for KUSAP301A/KNSAP301A, LG Extended Piping R-32 engineering manual, LG Extended Piping R-32 installation manual, LG HVAC API product metadata KSSAP301A, HVACDirect exact product page KSSAP301A, KSSAP301A LG Extended Piping R-32 submittal, LG R32 Residential / Light Commercial Systems Warranty Card
- Specification sheet
- KSSAP301A LG Extended Piping R-32 submittal
- Last sourced date
- Jul 23, 2026
Retail purchase context
Dealer-installation warranty note
Buying online can keep warranty coverage only when the seller is expressly authorized by LG; confirm that status and the qualified installation path before purchase.
Installation condition: The online source must be expressly authorized by LG; the system must also satisfy LG's qualified-system installation terms.
Dealer path: Expressly authorized LG source with qualified installation by a trained, licensed HVAC contractor under LG warranty terms.
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
Buying online can keep warranty coverage only when the seller is expressly authorized by LG; confirm that status and the qualified installation path before purchase.
Last seen at HVACDirect on Jul 23, 2026: $3,186
Electrical requirements
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- Voltage
- not published
- Voltage range
- 208/230V[1]
- Phase
- 1[1]
- Frequency
- 60 Hz[1]
- MCA
- 23 A[1]
- Breaker needed
- not published
- Maximum breaker size
- 30 A[1]
- Maximum fuse size
- not published
- Maximum cooling current
- not published
- Maximum heating current
- not published
- Manufacturer wire notes
- 14 AWG minimum four-conductor indoor-outdoor connection cable; field supplied[1]
Installation considerations
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- Liquid line
- 3/8 in[1]
- Suction line
- 5/8 in[1]
- Line connection type
- not published
- Precharged length
- 24.6 ft[1]
- Included line-set length
- LG publishes field-supplied flared line sizes, standard/pre-charge length, and line limits; no included consumer line-set length is published for the professional system.
- Maximum line-set length
- 164 ft[1]
- Max line set per indoor
- not published
- Max height between indoor units
- not published
- Indoor dimensions
- not published
- Outdoor dimensions
- not published
- Indoor weight
- 40.8 lb[1]
- Outdoor weight
- 147.9 lb[1]
- Drain size
- not published
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Frequently asked questions
- Can I install the LG Extended Piping R-32 30,000 BTU (230V) myself, or do I need a pro?
- LG Extended Piping R-32 30,000 BTU (230V) 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 LG Extended Piping R-32 30,000 BTU (230V) keep heating in a cold winter?
- Rated heating operation extends down to -4 F. Certified heating efficiency is 8.5 HSPF2. Match that published heating floor against your climate's design temperature - below the low-ambient rating, output can fall off or the system can pause to protect itself.
- What electrical circuit does the LG Extended Piping R-32 30,000 BTU (230V) need?
- Published electrical requirements: 208/230V voltage, 23 A minimum circuit ampacity, and 30 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 164 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 LG Extended Piping R-32 30,000 BTU (230V) carry?
- The manufacturer publishes these warranty tiers: Base: 5 yr parts / 7 yr compressor (standard coverage); Registered: 10 yr parts / 10 yr compressor (registration within 60 days of startup, by an installer with current LG training and an HVAC license). Score uses Registered.. Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.
Data sources
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- LG Electronics U.S.A., Inc.: KSSAP301A submittalSourced - manufacturer technical document
Covers Frequency, electrical_spec.guaranteed_voltage_range, Maximum breaker size, Minimum circuit ampacity, Phase, Manufacturer wire notes and more
- AHRI: AHRI Directory public detail record 215735331Sourced - AHRI directory
Covers AHRI certification number, Rated cooling capacity, COP at 5F, EER2, Energy Star status, Rated heating capacity and more
- Air-Conditioning, Heating, and Refrigeration Institute: AHRI Directory public detail record 215735331Sourced - AHRI directory
Covers Certified heating at 5F
- LG Electronics U.S.A., Inc.: LG R32 Residential / Light Commercial Systems Warranty CardSourced - manufacturer technical document
Covers Legacy compressor warranty value, Legacy warranty value, Registered compressor warranty, Registered warranty conditions, Registered parts warranty, Base compressor warranty and more
Last updated
Jul 23, 2026