For filmmakers and broadcast professionals who demand the highest capacity and performance, the Rolux Grand III 250Wh Gold Mount Battery (USB-C) delivers the endurance, output, and versatility needed for all-day shooting. Engineered with premium Samsung 35E lithium-ion cells, this powerhouse combines intelligent USB-C PD technology with professional-grade reliability, making it an essential upgrade for any Gold Mount system.
Massive Power, Professional Stability
With a capacity of 250Wh (17,250mAh) and a rated voltage of 14.4V, the Rolux Grand III offers extended runtime for power-hungry cinema cameras, monitors, and lighting setups. Supporting a maximum output power of 220W, it ensures consistent and safe power delivery even during heavy loads — perfect for long production days or demanding multi-device rigs.
Versatile Multi-Port Outputs for Maximum Efficiency
The Grand III is designed for versatility, offering a comprehensive range of output and input ports to support your entire setup:
- BP Interface Output: 14.4V / 15A
- D-TAP Output: 14.4V / 15A
- USB-A Output: 5V / 3A (Max)
- USB-C Output: PD 2.0 & PD 3.0 / 100W (Max)
- USB-C Input: PD 2.0 & PD 3.0 / 65W (Max)
- DC1 Output: 12V / 3A (Max)
- DC2 Output: 8.4V / 3A (Max)
Whether you’re powering a cinema camera, LED light panel, external monitor, or laptop, this battery provides seamless energy distribution across multiple devices — ensuring your entire rig runs smoothly.
Next-Generation USB-C PD Technology
Equipped with 100W USB-C Power Delivery output and 65W PD input, the Rolux Grand III brings modern flexibility to traditional Gold Mount systems. You can charge the battery directly through USB-C or use it to power and charge laptops, tablets, and PD-compatible gear, eliminating the need for bulky adapters or dedicated chargers.
This advanced PD integration transforms the Grand III into a universal power hub — efficient, fast, and travel-friendly.
Durable Design for Professional Environments
Despite its impressive capacity, the battery remains compact and balanced, measuring 127.3×82×101.9mm and weighing 1290g. Its rugged exterior provides excellent protection against on-set wear and tear, while the internal circuitry offers safeguards against overcurrent, overvoltage, and overheating.
With an operating temperature range of -10°C to 60°C, the Rolux Grand III is built to perform reliably in extreme production conditions — from freezing mountain shoots to hot desert locations.
Technical Specifications
- Model: Rolux Grand III 250Wh Gold Mount Battery (USB-C)
- Rated Voltage: 14.4V
- Capacity: 250Wh / 17,250mAh
- Max Output Power: 220W
- BP Output: 14.4V / 15A
- D-TAP Output: 14.4V / 15A
- USB-A Output: 5V / 3A (Max)
- USB-C Output: PD 2.0 / 3.0 up to 100W
- USB-C Input: PD 2.0 / 3.0 up to 65W
- DC1 Output: 12V / 3A (Max)
- DC2 Output: 8.4V / 3A (Max)
- Battery Size: 127.3 × 82 × 101.9mm
- Battery Weight: 1290g
- Working Temperature: -10°C ~ 60°C
- Cell Type: Samsung 35E 18650 Lithium-ion
Why Choose the Rolux Grand III?
The Rolux Grand III 250Wh Gold Mount Battery (USB-C) redefines what a professional Gold Mount battery can do — combining massive capacity, modern fast-charging technology, and multi-port connectivity in one intelligent unit. It’s designed for cinematographers, DPs, and field professionals who need uninterrupted power and total flexibility for high-end equipment.
Dependable. Future-ready. Built for the toughest productions — the Grand III gives you the confidence to power through every shoot.
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