WhisperKOOL
WhisperKOOL Ceiling Mount 4000 Ductless Split System 220V High Efficiency
Regular price $8,295.00 USDUnit priceWhisperKOOL
WhisperKOOL Platinum Mini Split Ductless Cooling System
Regular price $6,119.00 USDUnit priceWhisperKOOL
WhisperKool Ductless Platinum Split 4000 OMEGA 110V Wine Cellar Cooling Unit
Regular price $7,805.00 USDUnit priceWhisperKOOL
WhisperKOOL Platinum Split 4000 Ductless Cooling System 220V High-Efficiency
Regular price $7,805.00 USDUnit priceWhisperKOOL
WhisperKOOL Platinum Split 8000 Ductless Cooling System 220V High Efficiency
Regular price $7,995.00 USDUnit priceWhisperKOOL
WhisperKOOL Ceiling Mount Twin 9000 Ductless Split System 220V High Efficiency
Regular price $11,849.00 USDUnit priceWhisperKOOL
WhisperKOOL Ceiling Mount 8000 Ductless Split System 220V High Efficiency
Regular price $8,999.00 USDUnit priceWhisperKOOL
WhisperKOOL Blow-Through 8000 OMEGA 110V H.E. Split Wine Cellar Cooling System with Pump Down
Regular price $7,905.00 USDUnit priceWhisperKOOL
WhisperKOOL Blow-Through 8000 H.E. 220V Split Wine Cellar Cooling System
Regular price $7,905.00 USDUnit priceWhisperKOOL
WhisperKOOL Blow-Through 4000 OMEGA 110V H.E. Split Wine Cellar Cooling System with Pump Down
Regular price $7,685.00 USDUnit priceWhisperKOOL
WhisperKOOL Blow-Through 4000 H.E. 220V Split Wine Cellar Cooling System
Regular price $7,685.00 USDUnit price
Is a Ductless Split Right for Your Cellar?
A ductless split mounts an evaporator inside the cellar and a condenser outside it, linked by a refrigerant line set instead of ducts. Cold air blows straight into the room, so installation is simpler than a ducted system where ducting is impossible.
Ductless splits suit retrofits, wine walls, and cellars with no duct path, where a visible indoor unit is acceptable. This is general planning guidance, not project-specific HVAC, structural, electrical, or code advice. Final decisions should be confirmed with licensed professionals, manufacturer documentation, and local code requirements.
Key Features of Ductless Split Cooling
Precise Temperature
Holds a steady cellar temperature near 55 degrees Fahrenheit for long-term aging.
Humidity Control
Maintains cellar humidity in the roughly 50 to 70 percent range wine needs.
Quiet Operation
Engineered to run quietly so the cellar stays comfortable to use.
No Ductwork
An indoor unit blows cold air directly into the cellar, with no duct runs.
Sized by Cubic Feet
Capacity is matched to cellar volume, insulation, and glass area, not floor space.
Authorized Dealer
Wine Cellar Authority is an authorized dealer with full manufacturer warranty.
Ductless Split vs Other Cooling Types
| Consideration | Ductless Split | Ducted Split | Through-the-Wall |
|---|---|---|---|
| Ductwork | None | Required | None |
| Indoor unit visible | Yes | No | Partly |
| Refrigerant line set | Yes | Yes | No |
| Condenser location | Remote or outdoor | Remote or outdoor | None |
| Best use | Retrofits and wine walls | Large hidden installs | Small cellars |
Indoor unit placement affects airflow and appearance. This is general planning guidance, not project-specific HVAC, structural, electrical, or code advice. Final decisions should be confirmed with licensed professionals, manufacturer documentation, and local code requirements.
Compare Cooling System Types
Ducted Split
Ducted splits that hide the evaporator and duct air to the cellar.
Ceiling Mount
Ceiling-mounted splits that keep walls and floors clear.
Ducted Self-Contained
Ducted self-contained units with all equipment in one housing.
Through-the-Wall Systems
Through-the-wall units for small cellars.
Wine Cabinet Cooling
Compact cooling for wine cabinets.
Shopping a specific brand? Compare WhisperKOOL, Wine Guardian. Prefer to shop by cellar size? Browse cooling for cellars 500 to 999 cubic feet, 1,000 to 1,999 cubic feet, over 2,000 cubic feet. Or see every cooling type on the main wine cellar cooling systems hub.
Featured Ductless Split Systems
Three ductless split and wine-wall systems across capacities and brands.

A ductless mini-split for cellars with no duct path.

A ductless split for large cellars and wine walls.

A ductless system engineered for glass wine walls.
What is a ductless split wine cooling system?
It is a two-part system with an indoor evaporator and a remote condenser joined by a refrigerant line set. The indoor unit blows cold air directly into the cellar. No ductwork is used.
What is the difference between a mini-split and a ductless split?
They are the same thing for wine cellar cooling. Mini-split is the common HVAC term, while ductless split describes the lack of ducts. Both blow air directly into the room from a visible indoor unit.
Is a ductless split good for a glass wine wall?
Yes, ductless and wine-wall systems are often used for glass enclosures where ducting is impractical. Glass adds large heat loads, so correct sizing matters. A licensed professional should confirm the load calculation.
Does a ductless split need a refrigerant line set?
Yes. A professionally installed and charged line set connects the indoor and outdoor units. This work must be done by a qualified technician. Follow manufacturer and local code requirements.
Will the indoor unit be visible in my cellar?
Yes, the evaporator mounts inside the cellar and is visible, unlike a ducted system. Plan its location for both airflow and appearance. Product pages show the unit dimensions.
What size cellar does a ductless split fit?
Ductless splits commonly serve mid to large cellars, roughly 500 to over 2,000 cubic feet depending on model. Insulation and glass area also affect sizing. This is general planning guidance, not project-specific HVAC, structural, electrical, or code advice. Final decisions should be confirmed with licensed professionals, manufacturer documentation, and local code requirements.
Which brands make ductless split wine cooling systems?
Wine Cellar Authority carries ductless splits and wine-wall systems from WhisperKOOL and Wine Guardian. Capacities range from small rooms to large glass walls. Compare them on the product pages above.
Talk to a Wine Cellar Cooling Specialist
Get help matching a ductless split system to your cellar size, layout, and budget. This is general planning guidance intended to narrow the selection, not a final engineered spec. Final sizing, installation design, and electrical requirements should be confirmed with manufacturer documentation and a licensed HVAC professional. Call +1 (888) 885-1670.