Explore the pinnacle of portable power with the Rolux Grand III 250Wh Gold Mount Battery, featuring advanced PD support, unmatched capacity, and robust design for the most demanding professional uses.

In the ever-evolving landscape of professional photography and videography, the demand for reliable, high-capacity, and versatile power solutions is paramount. The Rolux Grand III 250Wh Gold Mount Battery emerges as a formidable answer to these demands, setting a new benchmark in portable power technology. With its groundbreaking capacity, advanced charging capabilities, and unparalleled durability, the Rolux Grand III is not just a battery; it’s a revolution in power for professionals. Let’s delve into the specifics that make the Rolux Grand III an indispensable asset for creatives and technicians alike.

Unprecedented Power and Capacity

A New Standard in Energy Storage

The Rolux Grand III shatters expectations with its robust 250Wh, 17250mAh capacity, providing ample power to keep your equipment running through the longest shoots. Rated for a maximum output power of 220W, it ensures that everything from cameras and lights to monitors remains operational, freeing you from the constraints of time and place.

Versatile Charging Options

Adaptability is key in dynamic shooting environments, and the Rolux Grand III excels with its array of output options:

  • BP Interface and D-TAP: Delivering 14.4V at 15A, these ports are perfect for powering high-demand equipment, ensuring you never miss a shot.
  • USB-A and USB-C Outputs: With support for PD2.0 and PD3.0 up to 100W, the Rolux Grand III can charge everything from smartphones to laptops, making it a versatile power hub on location.
  • DC Outputs: Additional 12V and 8.4V outputs cater to a wide range of accessories, ensuring your entire gear setup is fully powered.

Designed for the Professional

Built to Last

The Rolux Grand III, encased in a robust frame measuring 127.3X82X101.9mm and weighing 1290g, is built to withstand the rigors of on-location shoots. Operating temperatures from -10°C to 60°C and constructed with premium Samsung 35E 18650 Lithium-ion cells, it promises durability and reliability in any environment.

A Focus on Safety and Efficiency

Intelligent Power Management

Safety is paramount, and the Rolux Grand III incorporates an intelligent battery management system (BMS) that ensures protection against overcurrent, overvoltage, and over-temperature risks. Its pure sine wave output guarantees that sensitive equipment is powered safely and efficiently.

Customization and Wholesale Opportunities

Recognizing the diverse needs of the market, we offer comprehensive customization and wholesale options for the Rolux Grand III. Whether you’re looking to brand the batteries with your logo, require specific technical modifications, or are interested in bulk purchases, our flexible manufacturing process is designed to meet your needs.


The Rolux Grand III 250Wh Gold Mount Battery represents the zenith of portable power solutions for the professional market. Its unrivaled capacity, advanced charging capabilities, and commitment to safety and durability make it an essential component of any serious professional’s toolkit. As the demand for portable, reliable, and high-capacity power continues to grow, the Rolux Grand III stands ready to meet and exceed these needs, powering the next generation of creative and technical excellence.

Embrace the future of portable power with the Rolux Grand III 250Wh Gold Mount Battery—where innovation meets the demands of professionals.

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