For productions that require longer shooting hours, multiple accessories, and reliable high-output performance, the Rolux Grand III 250Wh Gold Mount Battery (USB-C) delivers unmatched endurance. With expanded capacity, versatile ports, and professional-grade construction, it’s designed for cinematographers and creators who won’t compromise on power.
Extended Runtime with 250Wh Capacity
The Grand III is equipped with a 250Wh (17,250mAh) capacity and a rated voltage of 14.4V, ensuring longer runtimes for high-draw cinema cameras, LED lighting systems, and broadcast gear. Despite its impressive power, it maintains a manageable size of 127.3 × 82 × 101.9mm and a weight of 1,290g, striking a solid balance between endurance and mobility.
Multiple Power Delivery Options
Engineered for versatility, this battery is equipped with a range of outputs to keep multiple devices powered simultaneously:
- BP Interface Output: 14.4V / 15A – dependable supply for cameras.
- D-TAP Output: 14.4V / 15A – ideal for lighting units, wireless transmitters, and monitors.
- USB-A Output: 5V / 3A – convenient charging for smaller electronics.
- USB-C Output: PD2.0 & PD3.0 support with 100W max output – capable of powering laptops, tablets, and other high-demand devices.
- USB-C Input: PD2.0 & PD3.0 up to 65W, enabling efficient fast charging without a traditional charger.
- DC1 Output: 12V / 3A – suitable for mid-level accessories.
- DC2 Output: 8.4V / 3A – perfect for compact devices like audio recorders or small LED panels.
With a maximum output power of 220W, the Grand III is built to support heavy-duty workflows with confidence.
Built with Premium Samsung Cells
The battery uses Samsung 35E 18650 lithium-ion cells, ensuring long-term reliability, stable discharge, and consistent performance even in challenging conditions. Operating within a wide temperature range of -10°C to 60°C, it’s dependable for both controlled studio setups and unpredictable outdoor environments.
Professional-Grade Endurance
The Rolux Grand III offers an ideal solution for filmmakers who need more than mid-capacity batteries can provide. Whether you’re running a power-hungry cinema camera setup or multiple accessories on location, this 250Wh pack reduces downtime by keeping your gear operational for longer stretches.
Key Features of the Rolux Grand III 250Wh Gold Mount Battery (USB-C)
- High-capacity 250Wh (17,250mAh) for extended runtime.
- USB-C PD output up to 100W – supports laptops and advanced devices.
- Multiple ports including BP, D-TAP, USB-A, USB-C, and dual DC outputs.
- Samsung 18650 lithium-ion cells for safety and durability.
- 220W max output power for professional-level equipment.
- Rugged build designed for both fieldwork and studio use.
For creators who demand serious power and flexibility, the Rolux Grand III 250Wh Gold Mount Battery (USB-C) stands as a reliable choice—delivering long-lasting energy to keep productions running smoothly.