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Colku EH26: Compact, Efficient 24V DC Rooftop Cooling for Trucks and Mobile Applications

2026-01-22

As demand grows for reliable and energy-efficient cooling solutions in trucks and mobile environments, compact rooftop air conditioners are becoming an essential choice. The Tolkuk EH26 is designed to meet this need, offering dependable cooling performance in a lightweight, space-saving design — ideal for drivers who value efficiency, comfort, and easy installation.

Efficient Cooling with a Scroll Compressor

Powered by a 2100W cooling capacity, the Colku EH26 delivers strong and responsive cooling for truck cabins and mobile applications. At its core is a scroll compressor, known for smooth operation, low noise, and long-term reliability. With a COP of 2.5, the EH26 achieves an optimal balance between cooling performance and energy efficiency, making it suitable for extended parking and daily operation.

Stable Performance in Demanding Conditions

Designed for real-world working environments, the EH26 operates reliably within a wide ambient temperature range of 16°C to 55°C. Its 380 m³/h evaporator airflow ensures fast and even air distribution, helping the cabin cool down quickly and maintain a comfortable temperature in varying climates.

Using eco-friendly R134a refrigerant, the EH26 provides stable and efficient cooling while meeting environmental standards commonly required in mobile air-conditioning systems.

Lightweight Design for Easy Installation

One of the key advantages of the Colku EH26 is its lightweight and compact construction. With a net weight of only 26.5 kg, it reduces rooftop load and allows for easier installation, making it an excellent option for retrofits, fleet upgrades, and space-limited vehicles.

Simple Control, Everyday Comfort

The EH26 is designed with driver convenience in mind. Featuring adjustable temperature settings from 15°C to 30°C, it allows users to easily customize cabin comfort to their preferences. Its straightforward control system ensures reliable operation without unnecessary complexity.

A Practical Cooling Solution for Modern Transport

Whether used in medium- or heavy-duty trucks, special vehicles, or other mobile applications, the Tolkuk EH26 delivers a practical combination of efficient cooling, compact design, and dependable performance. It’s an ideal solution for customers seeking a cost-effective and lightweight rooftop air conditioner without compromising reliability.