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This product has been discontinued by the manufacturer. Click here to shop for a comparable WhisperKOOL XLT 4200 alternative.

WhisperKOOL is a world leader in professional wine cellar cooling systems. Temperature and humidity control are vital to the proper aging of your wine, and the WhisperKOOL 4200 has a reputation among professionals for a high level of accuracy and control. A WhisperKOOL 4200 system will keep your wine perfectly cooled in a wide range of climates and conditions.

The WhisperKOOL 4200 offers cutting-edge cooling with virtually no vibration. Simple installation and rock solid durability makes the WhisperKOOL 4200 a superb choice for cooling wine cellars up to 1000 cubic feet. Those with larger cellars might consider the WhisperKOOL XLT 6000, which cools up to 1500cf. WhisperKOOL XLT systems are available in sizes for cellars from 300cf to 2000cf. Need help choosing the right cooling system? Call us at (800) 876-8789 for expert assistance.


    Product Dimensions
    • Height 15.75 in
    • Width 14.25 in
    • Depth 17 in
    • Capacity Up to 1,000 cu. ft.
    • BTU 4,200
    • AMPS Starting 32 A
    • AMPS Running 9 A
    • Installation Through the wall
    • Temp Delta 30℉ temperature differential (maintains proper cellar temperature when exhaust environment does not exceed 85℉)
    • Outside Venting Not recommended unless exhaust environment will not exceed 85℉
    • Ducting Options ONLY the exhaust side can be ducted using the optional ducting kit
    • Weight 67 lbs.


    WhisperKOOL XLT 4200 incorporates the three essential elements of an excellent wine cooler. WhisperKOOL XLT 4200 is durable, so you know you can depend on it. WhisperKOOL XLT 4200 is also simple to install and operate, so you don't have to spend valuable time just trying to figure it all out. Best of all the WhisperKOOL XLT 4200 works efficiently, so you know all the energy put into keeping your wine at an ideal temperature is being conservatively used. The consistency of a WhisperKOOL XLT 4200 means you can always rely on this dependable machine to store your wine at the temperature and humidity you set. WhisperKOOL's reputation in this regard provides peace of mind.

    • Economical wine cooling solution
    • Simple installation - between wall studs
    • Condensate evaporator
    • Liquid measuring thermostat
    • Exhaust side ductable
    • Two year parts and labor warranty


    Standard PDT Bott le probe temperature control with 55℉ reset button for temperature adjustments. No LED temperature Display. Upgraded PDT This upgrade from the PDT Jr. is equipped with a digital readout that shows the actual temperature reading from the bottle probe.

    Additional Info

    What's included in my shipment?

    • Installation Guide
    • Self-contained cooling system
    • Condensation tube
    • Power cord
    • Any upgrades purchased with unit
    • 2 year parts and labor / 5 year compressor


    Heat Ducting Kit

    This kit allows the warm exhaust air to be ducted to another area. Ideal if the room adjacent to your cellar is not ideal for warm air to be exhausted into.

    Ducting Kit Installation Guide

    Protective Exterior Housing

    Designed to be used to protect the exterior of the WhisperKOOL unit when it is mounted on an exterior wall. This housing allows for proper airflow while at the same time protecting the fan and components from rain and summer heat. Simple installation using the same mounting screws for the WhisperKOOL installation. The unit is primer grey and ready for painting.


    WhisperKool Warranty

    A limited 2-year parts and labor / 5-year compressor warranty is offered with all of our cooling units/systems at their date of purchase. All warranty claims must be filed directly through WhisperKool customer service (800) 343-9463 (ext. 799). We provide warranty repairs at our manufacturing facility in Stockton, CA or, with prior permission from WhisperKool, by a licensed HVAC/R technician. In the event a unit is not reparable in the field, and is still under warranty, we will cover shipping costs (excluding customs fees and duties).

    The limited warranty applies only to wine cooling units purchased from the factory or an authorized dealer. Damage caused by others or beyond the control of WhisperKool, shall not be considered defects in material or workmanship and is not covered by the warranty. The limited warranty does not cover any parts or labor to correct any defect caused by negligence, commercial use, accident, maintenance, installation, service/repair, or improper use.

    View the complete Warranty / Terms & Conditions:


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