Breezaire WKL 4000 Wine Cellar Cooling Unit

Breezaire WKL 4000: Premium Wine Cellar Cooling for Up to 1,000 cu. ft.

Designed for medium to large home cellars and boutique commercial spaces, the Breezaire WKL 4000 delivers powerful, precision cooling in cellars up to 1,000 cubic feet. Whether you're aging fine vintages or expanding a growing collection, this unit provides the consistent climate control essential for proper wine preservation.

Built with Breezaire’s advanced Sentry III electronic control system, the WKL 4000 ensures flawless temperature accuracy, quiet operation, and long-term durability. Its bright LED display and user-friendly controls make it easy to fine-tune storage conditions to your exact preferences.

Compact and efficient, the WKL 4000 is wall-mounted and requires no plumbing — simply connect to a 115V outlet for reliable, high-performance cooling. With features that protect against blocked airflow, overheating, and power outages, it’s the ideal solution for collectors who won’t compromise on quality or control.

Key Features:

• Ideal for Cellars Up to 1,000 cu. ft. – Perfect for larger home or small commercial spaces

• Sentry III Control System – Advanced electronics with easy-to-read LED display

• Consistent Temperature Management – Adjustable between 50°F and 60°F

• Blocked Airflow Protection – Prevents overheating and ensures even cooling

• Power Outage Safeguard – Built to prevent damage during electrical failures

• Whisper-Quiet Operation – Maintains cellar ambiance without disruption

• Easy Wall-Mount Installation – No plumbing required; connects to standard 115V outlet

The wine cellar must be properly insulated with a minimum of R-19 insulation in the walls, R-30 in the ceiling, and must include a vapor barrier to prevent moisture intrusion. If your cellar includes a glass enclosure or deviates from these insulation standards, please contact us prior to purchase to ensure proper system sizing and performance.
Download the Breezaire WKL 4000 Wine Cellar Cooling Unit Installation Instructions

Download the Breezaire WKL 4000 Wine Cellar Cooling Unit Options List

Download the Breezaire Sentry III+ Electronic Controller User Manual

Download the Breezaire Self Contained Cooler Warranty Agreement

Specifications 

*WKL 2200 & WKL 4000 models are available in a 220v - 50z

Units are shipped from the factory fully charged and ready for use when mounted in a wall and connected to 115 AC volt source.

*Upgrade the WKL to Black Aluminum

All models can be modified in different forms please review the modification pictures below.

Cooling Unit Modifications

*COB Power Cord out the Rear of the unit (Hot Side)

**RDF - Rear Drain Fitting (Hot Side)

***Hot Air Up - Hot Air discharge out the top

All modified orders have a longer lead-time please contact us so we can help. All modified orders can not be canceled or restocked once ordered. There are many different modifications please contact us with any questions before ordering. 

Shipping Information

Most products available and in stock ready to ship.

Non-modified Breezaire units typically ship within 1-3 weeks lead time during business days. 

Please note for black and modified units there is an additional lead time of typically 2-4 weeks lead time business days.

We ship every Tuesday and Thursday unless there is a Holiday.

Returns

 It is your responsibility to make sure you are ordering the correct Breezaire unit that your wine cellar demands. We are here to help with product selection, If you have any questions at all please reach out to us via email at contact-grand

  All custom or upgraded unit orders will not be returnable. Any standard model that needs to be returned must not be installed and must be returned in original packaging. All units being returned will need to be shipped prepaid and RMA # a 25% restocking fee will be applied. Please note that the unit must be free from any damage and if there is damage the repair of all damaged parts will be deducted from the refund credit. .  

Returns are to be accompanied by the original sales receipt and in NEW, UNUSED CONDITION. 

Items returned must be accompanied in its original packaging and materials. All returns will be inspected prior to credit being issued. Shipping costs are nonrefundable and return shipping costs will be paid by the customer. MODIFIED SPECIAL ORDERS are not returnable, cancellable, refundable. Manufacturer Warranties still apply to in stock and special modified ordered items, however it is your responsibility to adhere to the warranty terms.