For productions that demand the longest possible runtimes and the ability to power multiple high-draw devices simultaneously, the Rolux Grand III 250Wh Gold Mount Battery (USB-C) delivers the endurance and connectivity professionals need. With a massive capacity, ultra-fast USB-C PD output, and multiple voltage options, it’s designed for high-end cinema rigs, large lighting setups, and all-day shooting schedules.
Massive Capacity for Intensive Workflows
Boasting 250Wh (17,250mAh) at 14.4V, the Grand III provides exceptional runtime for power-hungry cinema cameras, high-output LED panels, and on-set accessories. Its 220W max output ensures stable power delivery even under heavy loads, making it an ideal choice for feature film production, broadcast, and demanding location shoots.
Comprehensive Multi-Port Power Output
The Grand III supports a wide range of devices through its multiple outputs:
- BP Interface: 14.4V, 15A for direct Gold Mount camera power
- D-TAP: 14.4V, 15A for lights, monitors, or wireless transmitters
- USB-A: 5V, 3A for mobile devices and smaller accessories
- USB-C: PD2.0/PD3.0 up to 100W output for laptops, tablets, or other PD-compatible gear
- DC1: 12V, 3A for field monitors and compact lighting
- DC2: 8.4V, 3A for DSLR or mirrorless cameras
Fast USB-C PD Charging and Output
With USB-C PD input up to 65W, the Grand III can be recharged quickly from PD wall adapters or portable chargers—no dedicated charger required. The same USB-C port can deliver up to 100W output, making it capable of directly powering laptops, professional monitors, or other high-demand equipment.
Samsung Cell Reliability and Performance
Powered by Samsung 35E 18650 lithium-ion cells, this battery ensures high energy density, consistent voltage, and long service life, even in challenging environments. Its design is optimized for both durability and professional-grade performance.
Rugged Yet Manageable
Measuring 127.3×82×101.9mm and weighing 1290g, the Grand III strikes a balance between substantial capacity and manageable size. Operating reliably from -10°C to 60°C, it’s equally suited to icy outdoor shoots or hot studio sets.
Why the Rolux Grand III 250Wh is a Game-Changer
This battery is perfect for productions that require:
- All-day runtime without swapping batteries
- Multi-device power distribution from a single unit
- High-wattage USB-C PD output for professional laptops and gear
- Proven reliability with premium Samsung cells
From remote documentaries to multi-camera studio shoots, the Rolux Grand III 250Wh Gold Mount Battery (USB-C) provides the stamina, versatility, and professional performance to keep your production running without interruption.