Pioneer / Quantum Ultra
Pioneer Quantum Ultra 36k Concealed Ducted R-454B 208/230V Mini-Split
The Pioneer Quantum Ultra 36k concealed ducted system is a high-capacity hidden-air option with 36,000 BTU cooling, 40,000 BTU heating at 47F, 25,600 BTU at 5F, and 18.7 SEER2, but it is not ENERGY STAR certified in the exact source set.
1 zoneProfessional installCurrent
Refrigerant generation
R-454B - current-generation refrigerant
Paid link
$3,833 / Fresh price - checked Aug 2, 2026
Need this installed?
Get installation quotesData completeness: 100%
- Last sourced
- Aug 2, 2026
SplitAtlas score
7.8 / 10
Cooling efficiencyBottom quartile
(18.7 SEER2) among 36k systems
Heating efficiencyAbove average
(10.2 HSPF2) among 36k systems
Cold-weather performanceBottom quartile
(64% heat retained at 5F; -13 F heating floor) among 36k systems
NoiseBelow average
(30 dBA indoor min / 63 dBA outdoor) among 36k systems
Feature setAbove average
(5 verified features) across the catalogue
Price-to-performanceBelow average
($3,833 median retail) across the catalogue
Documentation & partsBelow average
(4 manuals; spec sheet) across the catalogue
Not evaluated
- Installation accessibility — not applicable (professional install)N/A
professional install - DIY-accessibility not applicable
Key ratings
Buyer review snapshot
Install difficulty
Professional install
- Electrical: 230V; MCA 40 A; breaker/fuse 40 A.
Alternatives
- Cosmo Series 33,600 BTU R-32 208/230V (GWH36ATEXH-D6DN*/I / GWH36ATEXH-D6DNA1G/O)
8.2 score / 33.6k / SEER2 21 / -13 F heating floor / 230V
Exact destination at TOSOT Direct: $2,499.00, checked Jul 24, 2026
- GREE Livo R32 36,000 BTU (230V)
8.0 score / 33.6k / SEER2 21 / -13 F heating floor / 208/230V
Exact destination at HVACDirect: $4,059.00, checked Jul 21, 2026
- Blueridge XS2 Core 36,000 BTU R-454B 208/230V (BXS2A36WM0 / BXS2A36SC0)
7.9 score / 36k / SEER2 19.5 / -13 F heating floor / 230V
Exact destination at Alpine Home Air: $2,259.00, checked Jul 24, 2026
Availability and price context
- Verified current price: $3,833.00 at Pioneer; availability in_stock; checked Aug 2, 2026.
Source date
- Model data sourced
- Aug 2, 2026
- Page reviewed
- Aug 12, 2026
- Source-backed records
- 2
- Newest source retrieved
- Aug 2, 2026
Warranty tiers
Warranty: up to 10-year Quantum Ultra warranty coverage
Strengths
- Concealed ducted form factor gives grille-only rooms without visible cassette panels.
- 30 to 45 dB indoor sound range is lower than the 36k four-way cassette.
- Complete official product data covers line sizes, weights, dimensions, noise, and 40A breaker.
- 40,000 BTU 47F heat rating gives substantial shoulder-season output.
Weaknesses
- Not ENERGY STAR certified, unlike the 48k RYB concealed-ducted model and both large CYB cassette models.
- 5F heat drops to 25,600 BTU.
- Duct design, static pressure, and 3/4 gas line make this a contractor-led install.
Climate suitability
- Minimum heating ambient
- -13 F[1]
- Rated heating at 5F
- 25,600 BTU/h[2]
- Rated heating at 17F
- 27,400 BTU/h[2]
- Rated heating at 47F
- 40,000 BTU/h[2]
Specifications
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- Manufacturer
- Pioneer
- Brand
- Pioneer
- Product line
- Quantum Ultra
- Model number
- RB036GMSILDFHG indoor / YN036GMSI20RUG outdoor
- Indoor unit model
- RB036GMSILDFHG
- Outdoor unit model
- YN036GMSI20RUG
- Number of zones
- 1
- Max indoor units
- not published
- Rated cooling capacity
- 36,000 BTU/h[2]
- Rated heating capacity
- 40,000 BTU/h[2]
- Voltage
- 230 V[1]
- MCA
- 40 A[1]
- Maximum fuse or breaker size
- 40 A[1]
- Breaker needed
- 40 A[1]
- SEER2
- 18.7 SEER2[2]
- EER2
- 10.1 EER2[2]
- HSPF2 (Region 4)
- 10.2 HSPF2[2]
- HSPF2 (Region 5)
- 7.8 HSPF2[1]
- COP
- not published
- COP at 47F
- not published
- COP at 5F
- 2.1 COP[2]
- Minimum outdoor heating temperature
- -13 F[1]
- Minimum outdoor cooling temperature
- 5 F[1]
- Maximum outdoor temperature
- 131 F[1]
- Indoor noise range
- ( Turbo/Hi/Med/Lo/Mute): 45 / 39.5 / 33 / 30 dB(A)[1]
- Outdoor noise rating
- 63 dBA[1]
- Indoor weight
- 106.3 lb[1]
- Outdoor weight
- 152.4 lb[1]
- Refrigerant
- R-454B[2]
- Refrigerant charge
- not published
- Manufacturer coverage
- not published
- Line-set size
- 3/8 in liquid / 3/4 in suction
- Included line-set length
- Pioneer full-set product page offers multiple no-kit and line-set variants; no single included line-set length applies to the certified system pair.
- Maximum line-set length
- Pioneer product pages in the cached collection did not publish a single maximum line-set length for these full-set variants.
- Max line set per indoor
- not published
- Maximum elevation difference
- Pioneer product pages in the cached collection did not publish a single maximum elevation for these full-set variants.
- Max height between indoor units
- not published
- Wi-Fi support
- supported[1]
- Energy Star status
- Not ENERGY STAR certified[2]
- AHRI certification number
- 218010993[2]
- Warranty
- up to 10-year Quantum Ultra warranty coverage
- Install path
- Professional install
- Retail price
- $3,833.00
- Available retailers
- Pioneer
- Manual links
- AHRI Active row 218010993, Slim-Duct Ceiling Concealed installation requirements from Pioneer product technical table, Pioneer® Quantum Ultra™ 36,000 BTU 18.7 SEER2 230V Slim-Duct Ceiling Concealed Mini-Split Air Conditioner Inverter Heat Pump Full Set official product page, Pioneer® Quantum Ultra™ 36,000 BTU 18.7 SEER2 230V Slim-Duct Ceiling Concealed Mini-Split Air Conditioner Inverter Heat Pump Full Set official product-page technical table
- Specification sheet
- Pioneer® Quantum Ultra™ 36,000 BTU 18.7 SEER2 230V Slim-Duct Ceiling Concealed Mini-Split Air Conditioner Inverter Heat Pump Full Set official product-page technical table
- Last sourced date
- Aug 2, 2026
Retail purchase context
Some retailer links may earn us a commission at no extra cost; paid relationships never change scores or recommendations. Affiliate disclosure
Paid link
Check price at Pioneer
$3,833 / Fresh price - checked Aug 2, 2026
Installation considerations
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- Liquid line
- 3/8 in[1]
- Suction line
- 3/4 in[1]
- Line connection type
- not published
- Precharged length
- not published
- Included line-set length
- Pioneer full-set product page offers multiple no-kit and line-set variants; no single included line-set length applies to the certified system pair.
- Maximum line-set length
- Pioneer product pages in the cached collection did not publish a single maximum line-set length for these full-set variants.
- Max line set per indoor
- not published
- Max height between indoor units
- not published
- Indoor dimensions
- 47"-1/4 x 29"-1/2 x 11"-7/8 Inches[1]
- Outdoor dimensions
- 37"-1/4 x 16"-1/4 x 31"-7/8 Inches[1]
- Indoor weight
- 106.3 lb[1]
- Outdoor weight
- 152.4 lb[1]
- Drain size
- not published
Related systems and guides
- More Pioneer systems
- Pioneer 36k model
- Senville 230 V option
- Pioneer 42k model
- Pioneer sibling model
- Guide library
- Mini split buying guide
- Single-zone vs multi-zone mini splits
- Troubleshooting
- Do mini splits work in cold weather?
- Pioneer mini split review: is Pioneer any good?
- 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
- Pioneer mini split not cooling
- Mini split not heating
- Mini split indoor unit freezing up
- Mini split outdoor unit not running
- Your mini split is showing a refrigerant leak code
- Line sets
- Line-set covers
Frequently asked questions
- Can I install the Pioneer Quantum Ultra Slim-Duct Ceiling Concealed 36,000 BTU R-454B 208/230V (RB036GMSILDFHG / YN036GMSI20RUG) myself, or do I need a pro?
- Pioneer Quantum Ultra Slim-Duct Ceiling Concealed 36,000 BTU R-454B 208/230V (RB036GMSILDFHG / YN036GMSI20RUG) 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 Pioneer Quantum Ultra Slim-Duct Ceiling Concealed 36,000 BTU R-454B 208/230V (RB036GMSILDFHG / YN036GMSI20RUG) keep heating in a cold winter?
- The manufacturer publishes 25,600 BTU/h of heating output at 5F. Rated heating operation extends down to -13 F. Certified heating efficiency is 10.2 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 Pioneer Quantum Ultra Slim-Duct Ceiling Concealed 36,000 BTU R-454B 208/230V (RB036GMSILDFHG / YN036GMSI20RUG) need?
- Published electrical requirements: 230 V voltage, 40 A minimum circuit ampacity, and 40 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 Pioneer product pages in the cached collection did not publish a single maximum line-set length for these full-set variants.. Longer runs than the included set allows typically mean added refrigerant and a pro visit, so measure the planned routing before ordering.
Data sources
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- Pioneer / Parker Davis HVAC International, Inc.: Pioneer® Quantum Ultra™ 48,000 BTU 17 SEER2 230V Slim-Duct Ceiling Concealed Mini-Split Air Conditioner Inverter Heat Pump Full SetSourced - manufacturer product page
Covers Breaker needed, Frequency, Maximum breaker size, Maximum fuse size, Minimum circuit ampacity, Phase and more
- Air-Conditioning, Heating, and Refrigeration Institute: AHRI Active form-factor row 218010993Sourced - AHRI directory
Covers AHRI certification number, performance_spec.cold_climate_designation, Rated cooling capacity, COP at 5F, EER2, Energy Star status and more
Last updated
Aug 12, 2026