1. Product Overview
The Koolatron Electric Portable Cooler is a versatile, soft-sided thermoelectric cooler designed for keeping food and beverages cool on the go. With a capacity of 25.3 liters (26.7 quarts), it can hold up to 23 standard soft drink cans. Its advanced thermoelectric technology allows it to cool contents to approximately 40°F (22°C) below the surrounding temperature, making it ideal for road trips, camping, picnics, and other outdoor activities. The cooler features multiple pockets for organization, dual carry handles, and an adjustable shoulder strap for easy portability. It collapses for space-saving storage when empty.

Figure 1: Main view of the Koolatron Electric Portable Cooler.
2. What's in the Box
- Koolatron Electric Portable Cooler
- Adjustable Shoulder Strap
- 12V DC Power Cord
3. Setup and Connection
The Koolatron Electric Portable Cooler is designed for easy setup and use. It primarily operates via a 12V DC power source, typically found in vehicles.
3.1 Connecting to 12V DC Power
- Ensure the cooler is placed on a stable surface, preferably in a well-ventilated area.
- Locate the 12V DC power cord included with your cooler.
- Insert the 12V DC plug firmly into your vehicle's 12V accessory outlet (cigarette lighter socket).
- The cooler will begin to operate, indicated by the internal fan.

Figure 2: Connecting the 12V DC power cord to a vehicle's outlet.
3.2 Optional AC Power Connection (Adapter Sold Separately)
For indoor use or when a 12V DC source is not available, the cooler can be powered by a standard 110V AC outlet using a compatible AC adapter (sold separately).
- Obtain a Koolatron-approved AC adapter.
- Connect the cooler's 12V DC cord to the AC adapter.
- Plug the AC adapter into a standard 110V wall outlet.

Figure 3: The 12V DC plug and illustration of 110V AC compatibility (adapter sold separately).
4. Operation Guidelines
To achieve optimal cooling performance and extend the life of your Koolatron cooler, follow these guidelines:
4.1 Pre-cooling
For best results, pre-cool the cooler and its contents before packing. This unit is designed to maintain the temperature of pre-chilled items rather than rapidly cooling warm items.
4.2 Loading Contents
Arrange items inside the cooler to allow for proper air circulation. Avoid blocking the internal fan or vents.

Figure 4: The cooler filled with various items, demonstrating its capacity and placement in a vehicle.
4.3 Portability and Storage
The cooler features dual carry handles and an adjustable shoulder strap for convenient transport. When empty, the soft-sided design allows it to collapse for compact storage.

Figure 5: The cooler's collapsible design for easy storage.

Figure 6: Demonstrating the portability of the soft-sided cooler with its shoulder strap.
5. Maintenance and Care
Proper maintenance ensures the longevity and efficiency of your Koolatron Electric Portable Cooler.
5.1 Cleaning Instructions
- Interior: The interior is easy to clean. Wipe with a damp cloth and mild soap. Do not submerge the cooler in water.
- Exterior: Hand wash the exterior fabric with a damp cloth and mild detergent as needed.
- Ensure the cooler is completely dry before storing to prevent mold or mildew.
5.2 Storage
When not in use, store the cooler in a cool, dry place. The collapsible design allows for compact storage.
6. Troubleshooting
If you encounter issues with your Koolatron Electric Portable Cooler, refer to the following common troubleshooting steps:
6.1 Cooler Not Cooling
- Power Connection: Ensure the 12V DC plug is fully and securely inserted into the vehicle's outlet. Check if the vehicle's outlet is receiving power (e.g., vehicle ignition is on).
- Internal Fan: Listen for the sound of the internal fan. If the fan is not running, check the power connection. Ensure the fan vents are not obstructed.
- Pre-cooling: Remember that the cooler is designed to maintain cold temperatures. If items were warm when placed inside, it will take a significant amount of time to cool them, or they may not cool sufficiently. Pre-cool items before placing them in the cooler.
- Air Circulation: Ensure there is adequate air circulation around the cooler and inside the unit. Do not block the internal fan or external vents.
6.2 Unusual Noises
- A low hum from the fan is normal during operation.
- If you hear grinding or excessive noise, ensure the cooler is on a stable surface and that nothing is obstructing the fan blades.
If problems persist after following these steps, please contact Koolatron customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Koolatron |
| Model Name | Koolatron D25 |
| Capacity | 25.3 Liters (26.7 qt) |
| Color | Black/Gray |
| Material | Nylon, Neoprene (Insulation) |
| Product Dimensions | 13.75"D x 9"W x 13.75"H |
| Item Weight | 4.92 Pounds |
| Special Feature | Iceless cooling |
| Voltage | 12 Volts (DC) |
| Wattage | 60 watts |
| Recommended Uses | Picnics, road trips, beach days, camping, fishing, hiking |
| Product Care Instructions | Hand Wash |
8. Warranty and Support
For information regarding product warranty, please refer to the documentation included with your purchase or visit the official Koolatron website. For technical support or service inquiries, please contact Koolatron customer service directly.
9. Safety Information
WARNING: Product may contain materials cautioned by California Proposition 65.
Always ensure proper ventilation around the cooler during operation. Do not block air intake or exhaust vents. Keep out of reach of children when in use. Do not attempt to disassemble or repair the unit yourself. Refer all servicing to qualified personnel.





