B300WM B-Mount Battery

The INNOX B300WM B-Mount Battery provides 294Wh of capacity with a 28.8V nominal voltage. It delivers up to 10A through its main 28.8V output, making it suitable for B-mount devices such as the ARRI Alexa 35 and 24V cameras or lights. Its internal modular design supports stable and efficient operation while reducing static power consumption.

Multiple Power Outputs

The battery features four D-Tap outputs, each providing up to 16.8V and 3A. It also includes one USB-A output rated at 5V and 2.1A. The USB-C port supports up to 65W input and provides 5V/3A, 9V/3A, 12V/3A, 15V/3A, or 20V/2.25A output. It supports the PD fast charging protocol for flexible charging.

Built for On-Set Use

A five-step LED fuel gauge lets you check the remaining capacity quickly. Rubber-padded corners help protect the battery against impacts. The intelligent control system provides protection against overheating, overcharging, and other power-related conditions. You can charge the battery using a B-mount charger or through USB-C.

The INNOX B300WM measures 138 x 98 x 99mm and weighs 1637g. Its 294Wh capacity and 28.8V output provide long-lasting power. The battery also uses a design with no memory effect and comes with a 2-year warranty.

Key Features

• 10200mAh / 294Wh capacity
• 28.8V nominal voltage
• 28.8V main output up to 10A
• Four 16.8V 3A max D-Tap outputs
• USB-A and 65W USB-C connectivity
• Supports PD fast charging protocol
• Five-step LED fuel gauge and impact-resistant rubber corners
• Intelligent protection against overheating and overcharging