Introduction
Thank you for choosing the Koolatron W65 AZ Electric Portable Cooler/Warmer. This versatile 33-quart (31-liter) thermoelectric unit is designed to keep your food and beverages cool or warm while on the go. Ideal for use in cars, trucks, boats, RVs, and during camping or road trips, it operates efficiently using a 12V DC power source. Please read this manual thoroughly before operating your unit to ensure safe and optimal performance.

Image: A person easily transports the Koolatron W65 AZ cooler/warmer using its integrated wheels and tow handle, highlighting its portability for outdoor activities.
Key Features
- 33 Quart (31 Liter) Capacity: Accommodates up to 42 standard soft drink cans, providing ample storage for your essentials.
- Dual Functionality: Efficiently cools items to 40°F (22°C) below the surrounding temperature or warms them up to 135°F (57°C).
- Wheeled Design: Equipped with durable wheels and a sturdy tow handle for easy transport.
- 12V DC Power: Includes a 12V DC adapter for use in vehicles, boats, and other 12V outlets.
- AC Compatible: Can be used with an optional 110V AC adapter (sold separately) for indoor use.
- Split Lid Design: Allows convenient access to contents even in confined spaces.
- Removable Dividers: For organized storage of various items.
- Airtight Seal: Helps maintain internal temperature for efficient cooling or warming.

Image: An exploded view diagram of the Koolatron W65 AZ cooler/warmer, detailing its key components and design elements such as the folding handle, wheels, and split lid.
Setup
- Unpacking: Carefully remove the cooler/warmer from its packaging. Inspect for any damage.
- Placement: Position the unit on a stable, flat surface. Ensure adequate ventilation around the fan located on the side of the unit. Do not block the fan.
- Power Connection (12V DC):
- Locate the 12V DC power cord.
- Connect the small end of the cord to the input port on the side of the cooler/warmer.
- Plug the larger end (cigarette lighter plug) into your vehicle's 12V DC outlet.
- Important: To prevent draining your vehicle's battery, only operate the cooler/warmer when the engine is running.
- Power Connection (110V AC - Optional): If using indoors, an optional 110V AC adapter (sold separately) is required. Connect the AC adapter to the unit and then to a standard wall outlet.
- Pre-Chilling/Pre-Warming: For optimal performance, pre-chill or pre-warm items before placing them inside the unit. This helps the cooler/warmer reach desired temperatures more quickly and efficiently.
- Lid Closure: Ensure the lid is securely closed to maintain internal temperature and efficiency.

Image: Detailed view of connecting the power cord to the cooler/warmer, illustrating how to select between cooling (blue dot) and warming (red dot) modes, and showing both 12V DC and optional AC power connections.
Operating Instructions
The Koolatron W65 AZ features a simple control system for switching between cooling and warming functions.
- Selecting Mode:
- To activate Cooling Mode, align the arrow on the power cord connector with the BLUE dot on the unit's input port.
- To activate Warming Mode, align the arrow on the power cord connector with the RED dot on the unit's input port.
- Loading Contents: Place pre-chilled or pre-warmed items inside the unit. Utilize the removable dividers to organize contents as needed.
- Minimizing Temperature Fluctuations: To maintain efficiency, minimize the frequency and duration of opening the lid. Ensure the lid is always closed properly and securely.
Video: Official product video from Koolatron Corporation demonstrating the features and operation of the Koolatron 12 Volt Electric Cooler and Warmer, including its dual cooling and warming functions.
Maintenance
- Cleaning:
- Disconnect the unit from the power source before cleaning.
- Wipe the interior and exterior surfaces with a damp cloth and mild soap.
- Do not immerse the unit in water.
- Ensure the unit is completely dry before reconnecting to power.
- Fan Maintenance: Regularly check that the fan on the side of the unit is free from dust, debris, or obstructions. A blocked fan can reduce efficiency and potentially damage the unit.
- Storage: When not in use, store the cooler/warmer in a clean, dry place with the lid slightly ajar to prevent odors.

Image: A close-up view of the internal fan and cooling/warming element within the Koolatron W65 AZ, emphasizing the importance of keeping the ventilation clear for proper function.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit is not cooling/warming. |
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| Unit is making unusual noise. |
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Specifications
- Model: W65 AZ
- Capacity: 33 Quarts (31 Liters)
- Dimensions (L x W x H): 19.25 x 14.75 x 16.5 inches (approximate, from product dimensions and image)
- Item Weight: 14.3 Pounds
- Voltage: 12 Volts DC
- Cooling Performance: Cools to 40°F (22°C) below ambient temperature
- Warming Performance: Warms to 135°F (57°C)
- Material: Hard sided plastic
- Included Components: 12V DC Power Plug
- Special Features: Portable, Wheeled, Thermoelectric

Image: A visual representation of the Koolatron W65 AZ cooler/warmer's dimensions and internal capacity, showing it can hold 42 standard cans.
Warranty and Support
For warranty information, technical support, or to purchase accessories such as the 110V AC adapter, please contact Koolatron customer service directly or visit their official website. Refer to the product packaging or the Koolatron website for the most current contact details and warranty terms.
Koolatron Contact Information:
- Official Koolatron Website
- Refer to product packaging for specific customer service phone numbers or email addresses.





