Colku DC28DRG: The 28L Built-in Drawer Fridge for Trucks & RVs—Simplifying Long-Haul Journeys
In long-distance transport, RV touring, and business travel, a stable and reliable onboard refrigerator significantly enhances convenience. Designed for users who prioritize space efficiency, ease of operation, and durability, the Colku DC28DRG 28L Built-in Drawer Fridge is the ultimate solution.
Featuring a Drawer-Style Design + Built-in Installation, this unit not only saves interior space but also allows drivers to easily access food even within the confined space of a cockpit, greatly improving the user experience.
1.28L Capacity: Meeting Essential Long-Haul Needs
The DC28DR offers an effective 28L capacity, perfectly sized to hold:
- Multiple bottles of mineral water or cold drinks
- A week's worth of groceries/ingredients
- Fresh produce, beverages, snacks, and perishables
Target Audience: Ideal for truck drivers, logistics personnel, outdoor traveling families, or couples on camping trips.
2.–18°C to 10°C Wide Temperature Range for All-Weather Stability
Equipped with a high-efficiency DC compressor, the unit supports:
- Freezing Mode: Down to –18°C
- Refrigeration Mode: Up to 10°C
Even in scorching summer heat or direct sunlight, it maintains stable cooling performance, making it suitable for freezing meat, preserving fresh food, or chilling beverages.
3.DC 12V/24V Dual Voltage Compatibility and Battery Protection
The DC28DR connects seamlessly to:
- 12V Car / Truck batteries
- 24V RV / Commercial vehicle batteries
Safety Feature: It is equipped with Low Voltage Protection. If the vehicle battery voltage drops too low, the fridge automatically cuts power to prevent battery drainage, ensuring the vehicle can always start. This is a critical safety feature for long-haul drivers and fleet managers.
4.Low Noise & Shock-Resistant Structure: Adapted for All Road Conditions
The DC28DR is built with an automotive-grade durable structure, featuring:
- A low-noise compressor
- Anti-vibration and anti-shake systems
- Smooth, durable drawer rails
- High-strength ABS interior liner + Metal exterior shell
Whether on highways, bumpy roads, or off-road RV tracks, it ensures stable and quiet operation.
5.User-Friendly: LED Control Panel + Built-in Lighting
- Internal LED Lighting: Makes retrieving items convenient at night or in dark cabinets.
- External Electronic Control Panel: Allows for precise, intuitive temperature adjustments.
6.Colku's Manufacturing Strength: 36 Years of Mobile Cooling Experience
With over 36 years of deep cultivation in the mobile cooling sector, Colku is a long-term partner and supplier for global truck manufacturers, RV accessory dealers, and logistics fleets.
The DC28DR is an industry-recognized drawer fridge known for being:
- Stable and durable
- Powerfully cooling
- Energy-saving
If you are looking for an onboard refrigerator that offers:
- Space-saving design
- Convenient drawer access
- Stable cooling performance
- Flexible installation
- Long-lasting durability
Then the Customs DC28DR is an exceptional choice. It is suitable not only for trucks but also for RVs, business vehicles, van conversions, SUVs, and boats, allowing you to enjoy fresh food and ice-cold drinks on any journey.







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