

Slimline LS - Through-the-Wall Wine Cooling Unit
Compact above-door through-the-wall cooling system for cellars up to ~650 ft³. Quiet, efficient, and space-saving design with precise bottle-probe temperature control.
Cooling Capacity: 3000 BTU/H
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The WhisperKOOL Slimline LS is a self-contained, through-the-wall wine cellar cooling system designed to fit in the often-unused space above a cellar door. This sleek unit maximizes bottle storage capacity and provides reliable, quiet cooling for wine cellars up to approximately 650 ft³, depending on insulation and ambient conditions. Equipped with WhisperKOOL's advanced Platinum Series controller and a liquid-temperature-measuring bottle probe, the Slimline LS offers precise and consistent temperature management for optimal wine aging.
Slimline LS - Through-the-Wall Wine Cooling Unit
Features
Through-the-wall, self-contained system designed to mount high above the door
Cooling capacity to maintain 55 °F in cellars up to ~650 ft³ (depending on insulation and heat load)
Advanced digital controller with liquid-temperature bottle probe for accurate monitoring
Whisper-quiet operation with minimal vibration
Two fan speed options (low and medium) to adapt to different cellar sizes
Integrated condensate management system with mandatory drain line
Integrated Anti-Frost Cycle to prevent coil icing
Humidity enhancement control via fan parameter adjustment (cannot actively increase humidity)
Decorative front grille and removable panel for easy access
Specs
Cooling Capacity: Approx. 2,200 – 3,000 BTU/hr (varies with ambient intake conditions and fan speed)
Recommended Coverage: 300 – 650 ft³
Temperature Range: Adjustable setpoint 50–70 °F
Dimensions: 21.5″ L × 22.16″ W × 10.33″ H
Weight: 81 lb
Electrical: 115 V / 15 A dedicated circuit
Refrigerant: R-134a
Drain Line: 1/2″ ID clear plastic tubing (required)
Mounting: Through-the-wall installation within 18 inches of ceiling for optimal airflow
Ventilation Requirement: Exhaust room behind unit must remain below 85 °F