SplitAtlas

Daikin / Standard Multi R-32

Daikin Standard Multi 18k R-32 208/230V 2-Zone Mini-Split

Certified capacity
17,200 BTU/h[2]
SEER2
21 SEER2[2]
Heating floor
5 F[1]
Voltage
230 V[1]
Install path
Professional install

The Daikin Standard Multi 2-Zone 18k (2MXM18AVJU9) is the value entry into Daikin's R-32 multi-zone: two indoor heads on one 208/230V outdoor unit, and unlike the dealer-only pro brands, this condenser is openly purchasable through a stocked retailer. It carries a certified nominal SEER2 of 21 (all-non-ducted), EER2 12, HSPF2 10, is ENERGY STAR certified, and is AHRI cold-climate designated - heating recovers to 13,200 BTU at 5F, above its 17F rating. Current low-GWP R-32 refrigerant; professional installation still required.

2 zonesProfessional installCurrent

Refrigerant generation

R-32 - current-generation refrigerant

Dealer-installation warranty note

Buying online can keep warranty coverage when a compliant Daikin dealer installs the system; confirm that installation path before purchase.

Installation condition: The unit must be installed by a dealer adhering to all applicable federal, state, and local codes, policies, and licensing requirements.

Dealer path: Daikin dealer or contractor channel with compliant installation; Daikin directs owners to local dealers for quotes, service, and parts.

Paid link

$2,597 / Fresh price - checked Jul 28, 2026

Check price at HVACDirect

This system's warranty depends on licensed installation — get quotes from installers in your area.

Get installation quotes
Error Codes
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9)

Image: Daikin

Data completeness: 97%
Last sourced
Jul 28, 2026

SplitAtlas score

7.9 / 10

Methodology
Cooling efficiencyBelow average

(21.0 SEER2) among 18k systems

Heating efficiencyBelow average

(10.0 HSPF2) among 18k systems

Cold-weather performanceBottom quartile

(71.4% heat retained at 5F; 5 F heating floor) among 18k systems

WarrantyTop 10%

(12 yr parts / 12 yr compressor) across the catalogue

Feature setAbove average

(5 verified features) across the catalogue

Price-to-performanceBottom quartile

($2,597 median retail) among 18k systems

Documentation & partsBottom quartile

(9 manuals; parts channel) across the catalogue

Not evaluated

  • Installation accessibility — not applicable (professional install)N/A

    professional install - DIY-accessibility not applicable

Key ratings

Rated cooling

17,200BTU/hNon-Ducted Indoor Units[2]

Rated heating

18,500BTU/hNon-Ducted Indoor Units[2]

Buyer review snapshot

Best for / skip if

Best for

  • 2-zone projects in the 18k outdoor capacity class.

Install difficulty

Complex professional install
  • Electrical: 230V; MCA 15.6 A; breaker/fuse 20 A.
  • Line set: connection type not sourced; precharged 98 ft; max 164 ft.
  • 2-zone condenser; indoor-head matching and branch layout are part of the job.

Alternatives

Availability and price context

  • Verified current price: $2,597.00 at HVACDirect; availability in_stock; checked Jul 28, 2026. Dealer-installation condition: The unit must be installed by a dealer adhering to all applicable federal, state, and local codes, policies, and licensing requirements..

Purchase channel policy

Daikin's warranty policy allows the internet-purchase path when the equipment is installed by a dealer following applicable code, policy, and licensing requirements.

Warranty impact
Warranty coverage is lost for consumer internet purchases only when the dealer-installation exception is not satisfied.
Installation condition
The unit must be installed by a dealer adhering to all applicable federal, state, and local codes, policies, and licensing requirements.
Authorized channel
Daikin dealer or contractor channel with compliant installation; Daikin directs owners to local dealers for quotes, service, and parts.

Buying online can keep warranty coverage when a compliant Daikin dealer installs the system; confirm that installation path before purchase.

Compare online-purchase warranty rules by brand

Source: Daikin Comfort Technologies North America, Inc.: Standard Warranty - Internet Sales Policy for Warranty; retrieved Aug 13, 2026.

Source date

Model data sourced
Jul 28, 2026
Page reviewed
Jul 28, 2026
Source-backed records
5
Newest source retrieved
Jul 28, 2026

Warranty tiers

Warranty: 12 years parts and no separate compressor term published if timely registered residential all-parts coverage.

Review methodology

Model context

Structured ratings
Certification: ENERGY STAR certified and AHRI cold-climate designated. Refrigerant: current low-GWP R-32. Minimum heating ambient: 5 F.
Installation context
Multi-zone low-load behavior depends on the indoor heads and how many zones are calling at once.

Strengths

  • Buyable equipment (a stocked, priced condenser), not dealer-only, on current R-32 refrigerant.
  • Certified nominal SEER2 21 / EER2 12 / HSPF2 10, ENERGY STAR certified.
  • AHRI cold-climate designated: heating recovers at 5F, a real deep-cold advantage.
  • Daikin's inverter reputation and dealer network for service.

Weaknesses

  • Professional installation still required - it is equipment you buy, not a DIY self-install kit.
  • Two zones is the smallest multi-zone step; three or more rooms need a larger condenser.
  • The AURORA Multi line scores higher and adds a coldest-climate pan-heater option if you need it.

Climate suitability

Minimum heating ambient
5 F[1]
Rated heating at 5F
13,200 BTU/hNon-Ducted Indoor Units[2]
Rated heating at 17F
12,000 BTU/hNon-Ducted Indoor Units[2]
Rated heating at 47F
18,500 BTU/hNon-Ducted Indoor Units[2]

Specifications

Show
Manufacturer
Daikin
Brand
Daikin
Product line
Standard Multi R-32
Model number
2MXM18AVJU9
Indoor unit model
Indoor heads are selected separately on a multi-zone system
Outdoor unit model
2MXM18AVJU9
Number of zones
2
Max indoor units
2 units[1]
Rated cooling capacity
17,200 BTU/hNon-Ducted Indoor Units[2]
Rated heating capacity
18,500 BTU/hNon-Ducted Indoor Units[2]
Voltage
230 V[1]
MCA
15.6 A[1]
Maximum fuse or breaker size
20 A[1]
Breaker needed
not published
SEER2
21 SEER2Non-Ducted Indoor Units[2]
EER2
12 EER2Non-Ducted Indoor Units[2]
HSPF2 (Region 4)
10 HSPF2Non-Ducted Indoor Units[2]
HSPF2 (Region 5)
Certified per indoor-unit combination, not per outdoor unit
COP
not published
COP at 47F
not published
COP at 5F
1.8 COPNon-Ducted Indoor Units[2]
Minimum outdoor heating temperature
5 F[1]
Minimum outdoor cooling temperature
14 F[1]
Maximum outdoor temperature
115 F[1]
Indoor noise range
Indoor heads are selected separately on a multi-zone system
Outdoor noise rating
54 dBA[1]
Indoor weight
Indoor heads are selected separately on a multi-zone system
Outdoor weight
127 lb[1]
Refrigerant
R-32[2]
Refrigerant charge
52.8 oz[1]
Manufacturer coverage
not published
Line-set size
1/4 in x 2 liquid / 3/8 in x 1 + 1/2 in x 1 suction
Included line-set length
Indoor heads are selected separately on a multi-zone system
Maximum line-set length
164 ft[1]
Max line set per indoor
82 ft[1]
Maximum elevation difference
49.25 ft[1]
Max height between indoor units
24.625 ft[1]
Wi-Fi support
Indoor heads are selected separately on a multi-zone system
Energy Star status
ENERGY STAR certified[3]
AHRI certification number
214837757Non-Ducted Indoor Units[2]
Warranty
Best case: 12 yr parts / no separate compressor term (timely registered residential all-parts coverage). 12-year parts limited warranty with online registration within 60 days of installation; complete warranty terms and state exceptions apply.
Install path
Professional install
Retail price
$2,597.00
Available retailers
HVACDirect
Manual links
AHRI public detail 214837757, Daikin MXM R-32 product brochure, Daikin EDUS122403A MXM-A Series Combination Capacity Engineering Data, ENERGY STAR exact row 214837757, Daikin MXM/2MXT/2MXTH R-32 engineering manual EDUS122402, Daikin MXM/2MXT/2MXTH R-32 installation manual, Daikin Standard Multi R-32 current official product page, HVACDirect exact-offer audit for 2MXM18AVJU9, Daikin PWD DMST WZS warranty certificate
Specification sheet
not published
Last sourced date
Jul 28, 2026

Retail purchase context

Dealer-installation warranty note

Buying online can keep warranty coverage when a compliant Daikin dealer installs the system; confirm that installation path before purchase.

Installation condition: The unit must be installed by a dealer adhering to all applicable federal, state, and local codes, policies, and licensing requirements.

Dealer path: Daikin dealer or contractor channel with compliant installation; Daikin directs owners to local dealers for quotes, service, and parts.

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 when a compliant Daikin dealer installs the system; confirm that installation path before purchase.

Check price at HVACDirect

$2,597 / Fresh price - checked Jul 28, 2026

Compatible indoor units

This is an outdoor unit. You choose its indoor heads separately - up to the maximum this condenser supports - and you can mix room sizes and styles across the zones. The models below are the heads this unit is documented to pair with.

  • Wall-mounted air handlers

    7k, 9k, 12k, 15k

    Model numbers
    • 7k: CTXV07AVJU9
    • 9k: FTXV09AVJU9
    • 12k: FTXV12AVJU9
    • 15k: FTXV15AVJU9

Sizing note: do not just add up the rooms. Multi-zone condensers have a maximum total connected capacity, and connecting more head capacity than the unit is rated for is a common installer mistake that hurts efficiency and comfort. Match total head capacity to the condenser's rating.

Parts and filters

Fits Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9). Part numbers and fit notes identify compatibility only; no manufacturer endorsement is implied.

air-direction-grille

Daikin air direction adjustment grille

Fits
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9)
OEM part number
KPW063B4
Fit note
Fits 2MXM18AVJU9. Manufacturer documentation publishes this OEM part number for this model family. No live HVACDirect exact-part offer was found; source through an authorized Daikin dealer with the model and serial number.
Source
Daikin MXM-A, MXT-A, MXTH-A Series Engineering Data, Part 4 Options - 1. Options List, page p. 154 (Air direction adjustment grille KPW063B4)

back-protection-net

Daikin back protection wire net

Fits
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9)
OEM part number
KKG063A44
Fit note
Fits 2MXM18AVJU9. Manufacturer documentation publishes this OEM part number for this model family. No live HVACDirect exact-part offer was found; source through an authorized Daikin dealer with the model and serial number.
Source
Daikin MXM-A, MXT-A, MXTH-A Series Engineering Data, Part 4 Options - 1. Options List, page p. 154 (Back protection wire net KKG063A44)

drain-plug

Daikin outdoor unit drain plug

Fits
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9)
OEM part number
KKP937A4
Fit note
Fits 2MXM18AVJU9. Manufacturer documentation publishes this OEM part number for this model family. No live HVACDirect exact-part offer was found; source through an authorized Daikin dealer with the model and serial number.
Source
Daikin MXM-A, MXT-A, MXTH-A Series Engineering Data, Part 4 Options - 1. Options List, page p. 154 (Drain plug ★ KKP937A4)

snow-hood

Daikin snow hood, outlet

Fits
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9)
OEM part number
KPS063A47
Fit note
Fits 2MXM18AVJU9. Manufacturer documentation publishes this OEM part number for this model family. No live HVACDirect exact-part offer was found; source through an authorized Daikin dealer with the model and serial number.
Source
Daikin MXM-A, MXT-A, MXTH-A Series Engineering Data, Part 4 Options - 1. Options List, page p. 154 (Snow hood (outlet) KPS063A47)

drain-pan-heater

Daikin outdoor unit drain pan heater

Fits
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9)
OEM part number
KEH064A41
Fit note
Fits 2MXM18AVJU9. Manufacturer documentation publishes this OEM part number for this model family. No live HVACDirect exact-part offer was found; source through an authorized Daikin dealer with the model and serial number.
Source
Daikin MXM-A, MXT-A, MXTH-A Series Engineering Data, Part 4 Options - 1. Options List, page p. 154 (Drain pan heater KEH064A41)
Replacement Parts & Filters

Electrical requirements

Show
Voltage
230 V[1]
Voltage range
208/230V[1]
Phase
1[1]
Frequency
60 Hz[1]
MCA
15.6 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
not published

Installation considerations

Show
Liquid line
1/4 in x 2[1]
Suction line
3/8 in x 1 + 1/2 in x 1[1]
Line connection type
not published
Precharged length
98 ft[1]
Included line-set length
Indoor heads are selected separately on a multi-zone system
Maximum line-set length
164 ft[1]
Max line set per indoor
82 ft[1]
Max height between indoor units
24.625 ft[1]
Indoor dimensions
Indoor heads are selected separately on a multi-zone system
Outdoor dimensions
29.5 x 34.16 x 12.58 in[1]
Indoor weight
Indoor heads are selected separately on a multi-zone system
Outdoor weight
127 lb[1]
Drain size
not published

Related systems and guides

Frequently asked questions

Can I install the Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9) myself, or do I need a pro?
Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9) 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 Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9) keep heating in a cold winter?
The manufacturer publishes 13,200 BTU/h of heating output at 5F. Rated heating operation extends down to 5 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 Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9) need?
Published electrical requirements: 230 V voltage, 15.6 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 164 ft, and the included line set comes pre-charged for 98 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 Daikin Standard Multi 2-Zone 18,000 BTU R-32 208/230V (2MXM18AVJU9) carry?
The manufacturer publishes these warranty tiers: Best case: 12 yr parts / no separate compressor term (timely registered residential all-parts coverage). Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.

Data sources

Show
  1. Daikin Comfort Technologies North America, Inc.: Daikin AURORA Multi R-32 official technical documents for 5MXTH40AVJU9Sourced - manufacturer technical document

    Covers Frequency, electrical_spec.guaranteed_voltage_range, Maximum breaker size, Minimum circuit ampacity, Phase, Voltage and more

  2. AHRI certificate #214837757 - search the AHRI DirectorySourced - AHRI directory

    Covers AHRI certification number, performance_spec.cold_climate_designation, Rated cooling capacity, COP at 5F, EER2, Rated heating capacity and more

  3. ENERGY STAR record for AHRI #214837757 - search ENERGY STARSourced - Energy Star listing

    Covers Energy Star status

  4. Daikin Comfort Technologies North America, Inc.: Daikin PWD DMST WZS limited warranty certificate and current multi-zone pagesSourced - secondary source

    Covers Best-case compressor warranty status, Best-case warranty conditions, Best-case parts warranty

  5. Daikin Comfort Technologies North America, Inc.: Daikin PWD DMST WZS limited warranty certificate and current multi-zone pagesSourced - secondary source

    Covers Legacy compressor warranty value, Legacy warranty value, Warranty notes

  6. Daikin EDUS122403A MXM-A Series Combination Capacity Engineering DataSourced - manual

    Covers Manual links

Last updated

Jul 28, 2026