Introduction
Thank you for choosing the Koolatron 33 qt Portable Cooler. This versatile electric cooler and warmer is designed to provide convenient temperature control for your food and beverages on the go. Utilizing advanced thermoelectric technology, it can efficiently cool items to 40°F (22°C) below the surrounding temperature or warm them up to 135°F (57°C). Its robust design and dual functionality make it an ideal companion for road trips, camping, boating, and other outdoor activities.
The Koolatron Kargo Kooler features a unique split lid for easy access and can be used as a classic chest-style cooler or upright as a mini-fridge. This manual provides essential information for safe operation, setup, maintenance, and troubleshooting to ensure optimal performance and longevity of your unit.

The Koolatron 33 qt Portable Cooler is perfect for keeping items cool or warm during travel.
Safety Information
Please read all safety instructions carefully before operating the cooler. Failure to follow these guidelines may result in injury or damage to the unit.
- Ensure the cooler is placed on a stable, level surface to prevent tipping.
- Do not block the fan vents. Adequate airflow is crucial for proper operation and to prevent overheating.
- Only connect the cooler to the specified 12V DC power source (vehicle outlet) or an appropriate AC adapter (sold separately) for indoor use.
- To avoid draining your vehicle's battery, only operate the cooler when the engine is running, especially during extended use.
- Do not immerse the cooler or its electrical components in water or other liquids.
- Keep the cooler away from direct heat sources and out of direct sunlight when not in use to maintain internal temperature efficiency.
- Do not attempt to disassemble or repair the unit yourself. Refer all servicing to qualified personnel.
- Keep out of reach of children when in operation.
Product Overview
The Koolatron 33 qt Portable Cooler is designed for convenience and efficiency. Below are its key components and features.
Components
- Main Cooler Unit
- Split Lid with Secure Sliding Lock
- Removable Shelves/Compartment Dividers
- Easy Carry Handle
- 12V DC Power Cord (5 Amps/60 Watts)
- Thermoelectric Cooling/Warming Module (internal)
Features
- 31 L (33 QT) Capacity: Accommodates up to 42 standard soft drink cans.
- Versatile Two-Way Design: Can be used as a chest-style cooler or upright as a mini-fridge.
- Warming & Cooling Functions: Cools to 40°F (22°C) below ambient temperature or warms to 135°F (57°C).
- Durable Construction: Injection molded hard exterior with a stain-resistant interior.
- 12V DC Powered: Plugs into car, truck, or boat outlets.
- AC Compatible (Adapter Sold Separately): For indoor use.
- Iceless Operation: No need for ice, keeping contents dry.

Key features of the Koolatron 33 qt Portable Cooler.

The versatile design allows for both upright and horizontal use.
This video demonstrates the 360-degree view of the Koolatron Thermoelectric Iceless 12V Cooler/Warmer 33 qt, showcasing its exterior design and compact form factor.
Setup
Follow these steps to prepare your Koolatron Portable Cooler for first use:
- Unpack the Cooler: Carefully remove the cooler and all accessories from the packaging. Retain packaging for future storage or transport.
- Clean the Interior: Before first use, wipe the interior of the cooler with a damp cloth and mild detergent. Rinse thoroughly and dry completely.
- Pre-chill Items (Optional but Recommended): For quickest cooling, pre-chill food and beverages in a conventional refrigerator before placing them into the Koolatron cooler. This helps the unit maintain temperature more efficiently.
- Arrange Contents: Place your items inside the cooler. Use the removable shelves/dividers as needed to organize contents. Ensure there is some space for air circulation around items.
- Ensure Proper Ventilation: Make sure the fan vents on the cooler are not blocked by objects or upholstery, especially when placed in a vehicle.
Operating Instructions
Power Connection
The Koolatron cooler operates on 12V DC power. An AC adapter (110V) is sold separately for home or office use.
- For Vehicle Use: Plug the included 12V DC power cord into your car, truck, or boat's 12V outlet (cigarette lighter socket). Ensure the connection is secure.
- For Indoor Use (with optional AC adapter): If you have the optional AC adapter, connect the 12V DC plug from the cooler to the adapter, then plug the adapter into a standard 110V AC wall outlet.

Connecting the power cord for cooling or warming, and plugging into a 12V vehicle outlet or optional AC adapter.
Cooling Function
To activate the cooling function:
- Ensure the cooler is properly connected to a power source.
- Locate the power cord connection point on the cooler. The cord typically has a reversible plug or a switch to select between cooling and warming. For cooling, ensure the connection is set to the 'cool' mode (often indicated by a blue dot or snowflake icon).
- Close the lid securely to maintain the internal temperature.
- The cooler will begin to cool, reaching its optimal temperature difference after a few hours of continuous operation.
Warming Function
To activate the warming function:
- Ensure the cooler is properly connected to a power source.
- For warming, ensure the power cord connection is set to the 'warm' mode (often indicated by a red dot or sun icon).
- Close the lid securely to maintain the internal temperature.
- The cooler will begin to warm, reaching its optimal temperature after a period of operation.
Maintenance
Cleaning
- Interior: Disconnect the power. Wipe the interior with a soft cloth and mild, non-abrasive detergent. Rinse with a clean, damp cloth and dry thoroughly before closing the lid or reconnecting power.
- Exterior: Wipe the exterior with a soft, damp cloth. Avoid harsh chemicals or abrasive cleaners.
- Fan Vents: Periodically check and gently clean the fan vents to ensure they are free of dust and debris, which can impede airflow and efficiency. Use a soft brush or vacuum cleaner.
Storage
- Ensure the cooler is completely dry before storing to prevent mold or mildew.
- Store the cooler in a cool, dry place, away from direct sunlight and extreme temperatures.
- It is recommended to leave the lid slightly ajar during storage to allow for air circulation and prevent odors.
Troubleshooting
If you encounter issues with your Koolatron Portable Cooler, refer to the table below for common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Cooler not cooling/warming | No power; Fan vents blocked; Lid not sealed; Incorrect mode selected. | Check power connection; Clear fan vents; Ensure lid is closed securely; Verify correct cooling/warming mode is selected. |
| Poor cooling/warming performance | Ambient temperature too high; Items not pre-chilled; Frequent lid opening. | Operate in cooler environment if possible; Pre-chill items before loading; Minimize lid opening. |
| Vehicle battery draining | Cooler running with engine off for extended periods. | Only operate the cooler when the vehicle engine is running to prevent battery drain. |
| Lid latch not holding | Latch mechanism worn or damaged. | Inspect latch for damage. Contact customer support if replacement is needed. |
Specifications
Detailed technical specifications for your Koolatron Portable Cooler.
| Attribute | Value |
|---|---|
| Brand | Koolatron |
| Model Name | P65 AZ |
| Capacity | 31 Liters (33 Quarts) |
| Product Dimensions (D x W x H) | 13.25" x 19" x 16.5" |
| Item Weight | 12.44 Pounds |
| Color | Dove Gray |
| Material | Plastic |
| Voltage | 12 Volts DC |
| Wattage | 60 Watts |
| Cooling Performance | Cools to 40°F (22°C) below ambient temperature |
| Warming Performance | Warms to 135°F (57°C) |
| Included Components | 12V DC Power Plug |
| UPC | 059586509360 |

Dimensions and capacity of the Koolatron Portable Cooler.
Warranty and Support
Koolatron products are designed for reliability and performance. For specific warranty details, please refer to the warranty card included with your purchase or visit the official Koolatron website. Keep your proof of purchase for any warranty claims.
If you require technical assistance, have questions about your product, or need to purchase replacement parts, please contact Koolatron Customer Service. Contact information can typically be found on the product packaging or the manufacturer's website.
- Protection Plans: Extended protection plans may be available for purchase. For example, 2-Year Protection Plan or Complete Protect plans are sometimes offered. Check with your retailer for availability.