
SLi-D1000 Dual Voltage Block, light weight, fast charging, modular power solution for Arri, Sony, Red cinema cameras
- 970Wh largest travel-ready block battery
- 16V & 28V simultaneous outputs while charging
- Linkable batteries for expanded capacity
Veteran-Owned Business
USA Manufactured
Block Battery offers professional cinema battery systems and chargers designed for film, broadcast, and ENG/EFP production. Compatible with ALEXA Mini LF and major cinema cameras, their solutions span 150Wh to 970Wh+ capacities with Gold Mount, V-Mount, and B-Mount compatibility, engineered for reliable on-set and location power.












Talk to our product experts for custom solutions.
Apply Filters





Showing 1 to 6 of 16 results
The ALEXA Mini LF uses the B-Mount standard for on-board batteries. Block Battery offers products like the Protean and SLi-D600 that support B-Mount compatibility, as well as adapters such as the VMA-4XLR to connect Gold Mount or V-Mount batteries to B-Mount camera systems.
Talk to our experts for custom solutions and tailored guidance.

Powers ALEXA Mini LF and major cinema cameras on feature film sets with high-capacity, multi-voltage battery solutions.

Reliable 14V and 28V block battery power for broadcast cameras and field production equipment on location.

Versatile modular battery systems supporting cameras, lights, and accessories for commercial video shoots.

Travel-ready, air-compliant battery systems enabling reliable power for remote and international film locations.
Talk to our experts for custom solutions and tailored guidance.
Block Battery's management team brings three decades of professional broadcast, video, and cinema battery experience to every product they build.
Purpose-built for ALEXA Mini LF, Sony FX9, RED, Phantom, and Canon cinema cameras with Gold Mount, V-Mount, and B-Mount support across the full product line.
Designed and manufactured in Indianapolis, Indiana by a veteran-owned family business committed to better products, superior service, and competitive pricing.
Submit your inquiry and a Block Battery specialist will respond with tailored power recommendations for your production needs.
For immediate assistance, feel free to give us a direct call at 714-928-1496. You can also send us a quick email at normk@blockbattery.com.
For immediate assistance, feel free to give us a direct call at 714-928-1496. You can also send us a quick email at normk@blockbattery.com.