Truma C44 (4052816038339)
Truma C44 Portable Refrigerator/Freezer User Manual
Model: C44 (4052816038339) | Brand: Truma
Introduction
The Truma C44 Portable Refrigerator/Freezer is a versatile and robust appliance designed for mobile use, offering reliable cooling and freezing capabilities for various applications such as camping, travel, and events. This manual provides essential information for the safe and efficient operation, setup, maintenance, and troubleshooting of your Truma C44 unit.

Safety Information
Please read all safety instructions carefully before operating the Truma C44. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Ensure the unit is placed on a stable, level surface to prevent tipping.
- Do not block ventilation openings. Adequate airflow is crucial for efficient operation and to prevent overheating.
- Avoid exposing the unit to direct sunlight or excessive heat sources.
- Do not immerse the unit in water or expose it to heavy rain.
- Always disconnect power before cleaning or performing any maintenance.
- Keep out of reach of children.
- Use only the specified power adapters (12/24V DC and 110V AC).
Setup
Unpacking and Placement
Carefully remove the Truma C44 from its packaging. Place the unit in a well-ventilated area, ensuring at least 6 inches of clearance around all sides for proper airflow. The unit measures approximately 26 x 16 x 19 inches (L x W x H).

Power Connection
The Truma C44 supports both 12/24V DC and 110V AC power inputs. Connect the appropriate power cable to the unit and then to a compatible power source.
- For vehicle use (car, truck, RV), use the 12/24V DC cable.
- For home or campsite use with standard outlets, use the 110V AC cable.


Operating Instructions
Basic Operation
Once powered on, the digital display will show the current internal temperature. Use the control buttons to adjust the desired temperature. The unit can cool or freeze down to -8°F (-22°C).
- Power Button: Press to turn the unit on or off.
- Temperature Adjustment: Use the '+' and '-' buttons to set the desired temperature.
- Turbo Mode: Activates rapid cooling for quicker temperature reach.

App Control (Bluetooth)
The Truma C44 can be controlled via a Bluetooth-enabled smartphone app. Download the official Truma Cooler app from your device's app store. Follow the in-app instructions to pair your device with the cooler for remote temperature monitoring and adjustment.
Internal Organization
The cooler features a versatile removable basket insert for easy organization of contents. The lid is also easily reversible for convenience.

Integrated Features
- USB Port: A versatile USB port is available for charging smartphones or tablets.
- Bottle Openers: Integrated bottle openers are located on both sides of the unit for convenience.
- LED Interior Light: Provides illumination inside the cooler for easy visibility.
Maintenance
Cleaning
Regular cleaning ensures optimal performance and hygiene. Always disconnect the power before cleaning.
- Wipe the interior and exterior with a damp cloth and mild detergent.
- Do not use abrasive cleaners or harsh chemicals.
- The unit features a built-in drain for easy cleaning and water removal.
- Ensure the unit is completely dry before reconnecting power or storing.
Storage
When storing the unit for extended periods, ensure it is clean and dry. Store in a cool, dry place away from direct sunlight. For improved energy efficiency and reduced power consumption, an optional insulated cover is available.

Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit not turning on. | No power supply; faulty cable; power outlet issue. | Check power connections. Ensure outlet is functional. Try a different cable if available. |
| Not cooling effectively. | Blocked ventilation; ambient temperature too high; door not sealed properly; overfilled. | Ensure clear ventilation. Move to a cooler area. Check lid seal. Do not overfill. |
| Unusual noise. | Unit not level; fan obstruction. | Place on a level surface. Check for debris near the fan. |
| Temperature display inaccurate. | Sensor issue; extreme external conditions. | Allow unit to stabilize. If problem persists, contact customer support. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Truma |
| Model Number | 4052816038339 |
| Capacity | 11.5 Gallons / 44 Liters |
| Temperature Range | -8°F to 50°F (-22°C to 10°C) |
| Power Input | 12/24V DC & 110V AC |
| Item Weight | 51.9 pounds |
| Product Dimensions (L x W x H) | 26 x 16 x 19 inches |
| Material Type | Polycarbonate (PC), Acrylonitrile Butadiene Styrene (ABS) |
| Defrost System | Automatic |
| Special Features | Portable, Digital Display, App Control, USB Port, Integrated Bottle Openers, LED Interior Light |
Warranty and Support
Truma products are designed for durability and reliability. For specific warranty details and to register your product, please refer to the warranty card included with your purchase or visit the official Truma website. For technical support, troubleshooting assistance beyond this manual, or spare parts, please contact Truma customer service.
You can visit the Truma Store on Amazon for more information: Truma Store
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