Introduction
Thank you for choosing the Alpicool Portable Refrigerator. This comprehensive user manual provides detailed instructions for the safe and efficient operation, setup, maintenance, and troubleshooting of your 21-quart (20-liter) portable fridge freezer. Designed for versatility, this unit is ideal for use in vehicles, cars, trucks, RVs, boats, and various outdoor activities, operating on both 12V/24V DC and 110V AC power.
Please read this manual thoroughly before using the appliance to ensure proper function and to prevent damage or injury. Keep this manual for future reference.
Safety Instructions
To reduce the risk of fire, electric shock, or injury when using your refrigerator, follow these basic precautions:
- Ensure the power voltage matches the appliance's requirements (12/24V DC or 110V AC).
- Do not operate the appliance if the power cord or plug is damaged.
- Avoid placing the refrigerator in direct sunlight or near heat sources.
- Ensure adequate ventilation around the unit. Do not block the ventilation openings.
- Do not immerse the appliance in water or expose it to excessive moisture.
- Always disconnect power before cleaning or performing maintenance.
- Do not store explosive substances such as aerosol cans with a flammable propellant in this appliance.
- This appliance can be used by children aged 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved.
- The refrigerator is designed to run safely on angles up to 45° from horizontal, making it suitable for off-road use.
Product Overview
The Alpicool Portable Refrigerator is a versatile cooling solution featuring a high-efficiency compressor and robust design. It can function as both a refrigerator and a freezer, capable of reaching temperatures as low as -4°F (-20°C).
Key Features:
- Capacity: 21 Quart (20 Liter), capable of holding approximately 25 cans of cola.
- Temperature Range: Deep chilling down to -4°F (-20°C).
- Power Input: Operates on 12V/24V DC (car battery) and 110V AC (household power).
- Battery Protection: 3-stage car battery protection system (Low, Med, High) to prevent vehicle battery drain.
- Portability: Equipped with portable handles for easy transport.
- Durability: Vibration-resistant design and strong plastic material for safe operation on the road.
- Control: Digital control panel with electronic temperature control and adjustable ECO/HH modes.
- Insulation: Thick and high-density foam insulation for excellent cooling retention and energy saving.
Components:

- Control Panel: Located on the top, features power button, temperature adjustment buttons (+/-), battery mode setting, and a digital display.
- USB Port: For charging small electronic devices.
- Handles: Integrated on both sides for easy carrying.
- DC Input: 12V/24V power input for vehicle use.
- Heat Dissipation Vents: Located on the sides for efficient cooling.
Dimensions and Capacity:

The unit measures approximately 22.4 inches (570mm) in length, 12.6 inches (320mm) in width, and 12.6 inches (320mm) in height. Its 20-liter capacity can accommodate various items, such as 30 x 330mL cans, 15 x 550mL bottles, or 9 x 750mL bottles.

For precise internal and external measurements, refer to the detailed dimension diagram. The internal compartment offers ample space for various items.
Insulation Technology:

The Alpicool refrigerator features thick, high-density foam insulation, ensuring excellent thermal retention. This advanced insulation allows the unit to maintain deep chilling temperatures, even down to -4°F (-20°C), and contributes to its energy efficiency.
Multi-Application Use:

This unit is designed for diverse applications, functioning effectively as both a refrigerator and a freezer. It can store a wide range of items at optimal temperatures, from fresh produce and beverages to frozen foods and even skincare products.
Setup
Unpacking:
- Carefully remove the refrigerator from its packaging.
- Check for any shipping damage. If damage is found, do not operate the unit and contact customer support.
- Ensure all accessories are present: 1 X Alpicool fridge freezer, 1 X DC power cord (12/24V), 1 X AC power Adapter (110V), 1 X Instruction book.
Placement:
- Place the refrigerator on a stable, level surface.
- Allow at least 4 inches (10 cm) of space around all sides for proper ventilation.
- Avoid placing the unit near heat sources or in direct sunlight.
- When used in a vehicle, ensure it is secured to prevent movement during travel. The unit is designed to operate safely at angles up to 45 degrees.
Power Connection:

- DC Power (12V/24V): Connect the DC power cord to the refrigerator's DC input port and then to your vehicle's cigarette lighter socket or a 12V/24V power outlet.
- AC Power (110V): For household use, connect the AC power adapter to the refrigerator's DC input port, and then plug the adapter into a standard 110V AC wall outlet.
- Ensure the connection is secure before turning on the unit.
Operating Instructions
Control Panel Functions:
- Power Button (⏻): Press to turn the unit ON or OFF.
- Temperature Up Button (+): Press to increase the target temperature.
- Temperature Down Button (-): Press to decrease the target temperature.
- Setting Button (⚙): Press to cycle through battery protection modes (Low, Med, High) and ECO/HH modes.
- Digital Display: Shows the current internal temperature and settings.
Setting Temperature:
- Turn on the refrigerator by pressing the Power button.
- Use the + or - buttons to set your desired temperature. The display will flash the target temperature and then return to the current internal temperature.
- The unit will automatically adjust to reach and maintain the set temperature.
Battery Protection Mode:
This system prevents your vehicle's battery from running down. There are three levels:
- H (High): Highest protection, unit cuts off at a higher voltage. Recommended for vehicle battery.
- M (Medium): Moderate protection.
- L (Low): Lowest protection, unit cuts off at a lower voltage. Recommended for external power packs or solar systems.
To change the battery protection mode, press the ⚙ (Setting) button repeatedly until the desired mode (H, M, or L) is displayed.
ECO and HH Modes:
The refrigerator offers two operating modes for efficiency:
- ECO (Economy Mode): Energy-saving mode, suitable for maintaining temperature over longer periods with lower power consumption.
- HH (High Speed Mode): Faster cooling performance, ideal for quickly reaching desired temperatures.
To switch between ECO and HH modes, press and hold the ⚙ (Setting) button for a few seconds until the mode changes on the display.
USB Charging Port:
The integrated USB port allows you to charge small electronic devices, such as smartphones, directly from the refrigerator when it is powered on.
Maintenance
Cleaning:
- Always disconnect the power before cleaning.
- Clean the interior and exterior with a damp cloth and mild detergent. Avoid abrasive cleaners or solvents.
- Ensure the unit is completely dry before reconnecting power.
- Regularly clean the ventilation openings to ensure proper airflow and efficiency. Use a soft brush or vacuum cleaner to remove dust.
Defrosting:
If a layer of ice forms inside the unit, it may reduce cooling efficiency. To defrost:
- Turn off the refrigerator and disconnect it from power.
- Remove all contents.
- Leave the lid open to allow the ice to melt naturally. Do not use sharp objects to remove ice.
- Wipe away melted water with a clean cloth.
- Ensure the interior is completely dry before restarting the unit.
Storage:
When storing the refrigerator for an extended period:
- Ensure the unit is clean and dry.
- Leave the lid slightly ajar to prevent odors and mold growth.
- Store in a dry, well-ventilated area, away from direct sunlight and extreme temperatures.
Troubleshooting
Before contacting customer support, please refer to the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Refrigerator not turning on. | No power supply; Loose connection; Vehicle battery low; Blown fuse. | Check power cord connection; Ensure power outlet is functional; Recharge vehicle battery or switch to AC power; Check and replace fuse if necessary. |
| Unit not cooling sufficiently. | Temperature setting too high; Poor ventilation; Excessive contents; Door not sealed properly; Too much ice build-up. | Lower temperature setting; Ensure adequate space around vents; Do not overfill; Check door seal for obstructions; Defrost the unit. |
| Display shows an error code. | Internal fault; Sensor issue. | Turn off the unit, disconnect power for 5 minutes, then restart. If error persists, contact customer support. |
| Unusual noise from unit. | Unit not level; Fan obstruction; Compressor issue. | Ensure unit is on a stable, level surface; Check for debris in fan area; If noise persists and is loud, contact customer support. |
Specifications
| Feature | Specification |
|---|---|
| Brand | Alpicool |
| Model Number | ALPFBM |
| Capacity | 20 Liters (21 Quart) |
| Product Dimensions (External L x W x H) | Approx. 23.5" x 12.6" x 12.6" (598mm x 320mm x 320mm) |
| Internal Dimensions (L x W x H) | Approx. 22.4" x 9.7" x 13.8" (570mm x 246mm x 350mm) |
| Item Weight | 19.8 pounds |
| Voltage | 12 Volts / 24 Volts DC, 110 Volts AC (via adapter) |
| Wattage | 45 watts |
| Material | Plastic |
| Special Features | Compact, Portable, Battery Protection System, Digital Control Panel |
Warranty and Support
Your Alpicool Portable Refrigerator comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, warranty claims, or any questions not covered in this manual, please contact Alpicool customer service. You can find contact information on the official Alpicool website or through your point of purchase.
For more information about Alpicool products, visit the Alpicool Store on Amazon.







