SplitAtlas

Klimaire / Klimaire KIWE-KOIE

Klimaire 11.5k R-32 115V Mini-Split

Certified capacity
11,500 BTU/h[2]
SEER2
17 SEER2[2]
Heating floor
5 F[1]
Voltage
115 V[1]
Install path
Professional install

This 12,000 BTU wall-mount sits in Klimaire's budget KIWE/KOIE tier, a Midea-built value line sold through HVAC distributors rather than a single retailer. It posts SEER2 17, EER2 9.5, and a respectable HSPF2 9.5 on R-32, a current low-GWP refrigerant, and runs off a standard 115V circuit.

Heating comes in at 11,500 BTU at 47F, easing to 8,000 BTU at 5F. It suits a homeowner who wants professional installation and plug-simple wiring in a moderate climate.

1 zoneProfessional installCurrent

Refrigerant generation

R-32 - current-generation refrigerant

Need this installed?

Get installation quotes
Error Codes
Klimaire KIWE-KOIE 11,500 BTU R-32 110-115V (KIWE12H1-31X / KOIE12H1-31X) mini-split heat pump indoor wall unit and outdoor condenser kit

Image: Klimaire

Data completeness: 95%
Last sourced
Jul 26, 2026

SplitAtlas score

7.2 / 10

Methodology
Cooling efficiencyBottom quartile

(17.0 SEER2) among 12k systems

Heating efficiencyBelow average

(9.5 HSPF2) among 12k systems

Cold-weather performanceBottom quartile

(5F certified capacity: 69.6% of the 47F rating; 5 F heating floor) among 12k systems

NoiseBottom quartile

(29 dBA indoor min / 53 dBA outdoor) among 12k systems

WarrantyBelow average

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

Feature setBelow average

(3 verified features) across the catalogue

Documentation & partsBottom quartile

(6 manuals) 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

11,500BTU/h[2]

Rated heating

11,500BTU/h[2]

Best-fit use cases

Best for a bedroom, office, or small living space in a mild-to-moderate climate where a 115V circuit is handy and a pro will handle the line set and vacuum.

Buyer review snapshot

Best for / skip if

Skip if

  • Top-efficiency cooling is the priority; SEER2 is 17.

Install difficulty

Professional install
  • Electrical: 115V; MCA 17 A; breaker/fuse 25 A.
  • Line set: connection type not sourced; precharged 25 ft; included 16 ft; max 49 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 26, 2026
Page reviewed
Jul 26, 2026
Source-backed records
4
Newest source retrieved
Jul 26, 2026

Warranty tiers

Base
5 yr parts / 7 yr compressor - published warranty terms

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

Review methodology

Strengths

  • Runs on 115V, so it can share a common household circuit and keeps the electrical side of a professional install straightforward.
  • HSPF2 9.5 is genuinely strong for a value-tier unit, so heating-season efficiency holds up better than the price suggests.
  • R-32 refrigerant is a current, low-GWP choice, and the distributor sales model keeps the sticker aggressive.

Weaknesses

  • Not cold-climate designated; output tapers to 8,000 BTU at 5F, so a hard-winter zone will lean hard on backup heat.
  • Not ENERGY STAR certified, and Klimaire's dealer and support network is thinner than premium names like Mitsubishi or Daikin.

Climate suitability

Minimum heating ambient
5 F[1]
Certified heating at 5F
8,000 BTU/h[2]
Rated heating at 17F
not published
Rated heating at 47F
11,500 BTU/h[2]

Specifications

Show
Manufacturer
Klimaire
Brand
Klimaire
Product line
Klimaire KIWE-KOIE
Model number
KIWE12H1-31X indoor / KOIE12H1-31X outdoor
Indoor unit model
KIWE12H1-31X
Outdoor unit model
KOIE12H1-31X
Number of zones
1
Max indoor units
not published
Rated cooling capacity
11,500 BTU/h[2]
Rated heating capacity
11,500 BTU/h[2]
Voltage
115 V[1]
MCA
17 A[1]
Maximum fuse or breaker size
25 A[1]
Breaker needed
not published
SEER2
17 SEER2[2]
EER2
9.5 EER2[2]
HSPF2 (Region 4)
9.5 HSPF2[2]
HSPF2 (Region 5)
not published
COP
not published
COP at 47F
not published
COP at 5F
1.9 COP[2]
Minimum outdoor heating temperature
5 F[1]
Minimum outdoor cooling temperature
54 F[1]
Maximum outdoor temperature
122 F[1]
Indoor noise range
29-43 dB(A)[1]
Outdoor noise rating
53 dBA[1]
Indoor weight
16.5 lb[1]
Outdoor weight
46.3 lb[1]
Refrigerant
R-32[2]
Refrigerant charge
not published
Manufacturer coverage
550 sq ft[1]
Line-set size
1/4 in liquid / 3/8 in suction
Included line-set length
16 ft[1]
Maximum line-set length
49 ft[1]
Max line set per indoor
not published
Maximum elevation difference
33 ft[1]
Max height between indoor units
not published
Wi-Fi support
supported[1]
Energy Star status
Not ENERGY STAR certified[3]
AHRI certification number
218067076[2]
Warranty
Base: 5 yr parts / 7 yr compressor (published warranty terms). Score uses Base.. 7-year compressor / 5-year parts warranty
Install path
Professional install
Retail price
Installed quote only
Available retailers
not published
Manual links
AHRI public directory record 218067076, ENERGY STAR exact check 218067076, Klimaire mini-split wall-mount collection, 12,000 BTU KIWE-KOIE Series 17 SEER2 High Wall-Mounted Heat Pump Mini Split Air Conditioner - R-32 / 110-115V, Klimaire warranty information
Specification sheet
not published
Last sourced date
Jul 26, 2026

Electrical requirements

Show
Voltage
115 V[1]
Voltage range
110-115V[1]
Phase
1[1]
Frequency
60 Hz[1]
MCA
17 A[1]
Breaker needed
not published
Maximum breaker size
25 A[1]
Maximum fuse size
25 A[1]
Maximum cooling current
not published
Maximum heating current
not published
Manufacturer wire notes
16 AWG, 4-conductor connection wiring[1]

Installation considerations

Show
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
16 ft[1]
Maximum line-set length
49 ft[1]
Max line set per indoor
not published
Max height between indoor units
not published
Indoor dimensions
30.59 x 9.84 x 7.91 in[1]
Outdoor dimensions
30.98 x 11.42 x 19.61 in[1]
Indoor weight
16.5 lb[1]
Outdoor weight
46.3 lb[1]
Drain size
not published

Related systems and guides

Frequently asked questions

Can I install the Klimaire KIWE-KOIE 11,500 BTU R-32 110-115V (KIWE12H1-31X / KOIE12H1-31X) myself, or do I need a pro?
Klimaire KIWE-KOIE 11,500 BTU R-32 110-115V (KIWE12H1-31X / KOIE12H1-31X) 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 Klimaire KIWE-KOIE 11,500 BTU R-32 110-115V (KIWE12H1-31X / KOIE12H1-31X) 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 9.5 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 Klimaire KIWE-KOIE 11,500 BTU R-32 110-115V (KIWE12H1-31X / KOIE12H1-31X) need?
Published electrical requirements: 115 V voltage, 17 A minimum circuit ampacity, and 25 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 49 ft. The outdoor unit's factory charge covers up to 25 ft of line; longer runs need added refrigerant. A 16 ft line set is included. Longer runs than the included set allows require a different line set, so measure the planned routing before ordering.
What warranty does the Klimaire KIWE-KOIE 11,500 BTU R-32 110-115V (KIWE12H1-31X / KOIE12H1-31X) carry?
The manufacturer publishes these warranty tiers: Base: 5 yr parts / 7 yr compressor (published warranty terms). Score uses Base.. Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.

Data sources

Show
  1. Klimaire Products Inc.: 36,000 BTU KIWE-KOIE Series 17 SEER2 High Wall-Mounted Heat Pump Mini Split Air Conditioner - R-32 / 208-230VSourced - manufacturer product page

    Covers Frequency, Maximum breaker size, Maximum fuse size, Minimum circuit ampacity, Phase, Manufacturer wire notes and more

  2. Air-Conditioning, Heating, and Refrigeration Institute: AHRI Appendix M1 public detail for KOIE12H1-31X / KIWE12H1-31XSourced - 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 exact row check for AHRI 218067076Sourced - Energy Star listing

    Covers Energy Star status

  4. Klimaire Products Inc.: Klimaire Warranty Information - DIY Mini-Split SystemsSourced - manufacturer product page

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

Last updated

Jul 26, 2026