Veteran-Owned Business certified

Veteran-Owned Business

American-Made Manufacturing certified

American-Made Manufacturing

B-Mount Batteries & Accessories

Block Battery's B-Mount Batteries & Accessories lineup offers professional-grade power solutions for cinema, broadcast, and video production. For on-camera batteries try the Block Battery Protean with a 28v B-Mount back or a free-standing modular block for longer run times. Featuring dual 14V/28V outputs, LiFePO4 chemistry, modular QuickCell design, and air-travel-compliant configurations, these batteries and accessories power cameras like Sony FX9, Canon EOS C400, and RED on any production.

SLi-D1000 Dual Voltage Block, light weight, fast charging, modular power solution for Arri, Sony, Red cinema cameras
SLi-300 14V mini Block Cinema Battery Plate Compatible
The Protean —The Everything Battery,  switches from V-Mount, B-Mount & Gold-Mount, 14 and 28v Cinema Battery (150Wh; splits to 2x75Wh carry-on)
SLi-D600 Dual Voltage Block, light weight, fast charging, modular power solution for Arri, Sony, Red cinema cameras
D-Tap Charger 14V single channel fast charger
DFC Charger — Battery Charger for Dual Channel Nickel Metal Hydride Block Batteries.
VMA-4XLR — Gold-Mount to B-Mount / V-Mount Adapter (4-pin XLR)
Logos 150 G

Our Range of Products

SLi-D1000 Dual Voltage Block, light weight, fast charging, modular power solution for Arri, Sony, Red cinema cameras

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
SLi-300 14V mini Block Cinema Battery Plate Compatible

SLi-300 14V mini Block Cinema Battery Plate Compatible

  • 304Wh LiFePO4 at only 9 lbs lightweight
  • UPS mode: charge and power simultaneously
  • Modular linking expands total capacity
The Protean —The Everything Battery,  switches from V-Mount, B-Mount & Gold-Mount, 14 and 28v Cinema Battery (150Wh; splits to 2x75Wh carry-on)

The Protean —The Everything Battery, switches from V-Mount, B-Mount & Gold-Mount, 14 and 28v Cinema Battery (150Wh; splits to 2x75Wh carry-on)

  • 150Wh with 14V & 28V dual output
  • Splits into 2x75Wh for carry-on travel
  • Gold, B-Mount & V-Lock compatibility
SLi-D600 Dual Voltage Block, light weight, fast charging, modular power solution for Arri, Sony, Red cinema cameras

SLi-D600 Dual Voltage Block, light weight, fast charging, modular power solution for Arri, Sony, Red cinema cameras

  • 608Wh lightest fast-charging block battery with simultaneous 16 and 28V outputs
  • UPS mode: charge and discharge at once
  • Disassemble for air travel compliance
D-Tap Charger 14V single channel fast charger

D-Tap Charger 14V single channel fast charger

  • D-Tap fast charging for Batteries with D-Tap Ports
  • Veteran-owned, made in America
  • Built for cinema & broadcast on-set use
DFC Charger — Battery Charger for Dual Channel Nickel Metal Hydride Block Batteries.

DFC Charger — Battery Charger for Dual Channel Nickel Metal Hydride Block Batteries.

  • Fast Charges 2 Single NiMH Blocks simultaneously or 1 Double Block NiMH Block
  • Ships to USA, Canada & Middle East
  • Veteran-owned, made in America

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Frequently Asked Questions

What is a B-Mount battery and how does it differ from V-Mount?

B-Mount is a high-current battery interface standard used in professional cinema cameras like ARRI and RED systems, capable of handling higher power demands than standard V-Mount. V-Mount (V-Lock) is more widely used across broadcast and ENG cameras. Block Battery offers products compatible with both, and adapters to bridge between mount types.

Which cameras are compatible with Block Battery B-Mount batteries?

Can Block Battery B-Mount batteries be taken on an airplane?

What voltages do Block Battery B-Mount batteries support?

What is the maximum capacity available in a Block Battery B-Mount battery?

Can Block Battery batteries charge and power equipment simultaneously?

What charger options are available for Block Battery B-Mount batteries?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Cinematic & Film Production

Cinematic & Film Production

Powers cinema cameras and lights on feature film sets with high-capacity, dual-voltage B-Mount block batteries.

Professional Broadcast & ENG/EFP

Professional Broadcast & ENG/EFP

Delivers reliable 14V and 28V power for ENG cameras and broadcast rigs in fast-moving field production environments.

Lighting Production

Lighting Production

Runs LED panels and lighting accessories at 14V for extended runtimes on commercial and production lighting setups.

Location & Remote Shooting

Location & Remote Shooting

Air-travel-compliant, modular batteries enable crews to power cameras and accessories anywhere, on any shoot location.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

Why Cinema & Broadcast Professionals Choose Block Battery

30 Years of Industry Expertise

Block Battery's management team brings three decades of professional broadcast, video, and cinema battery experience, making them the trusted standard in the US cinema market.

Modular, Travel-Ready Power Systems

QuickCell modularity and disassemblable designs ensure air-travel compliance while allowing batteries to be linked for expanded on-set capacity without extra bulk.

Veteran-Owned American Manufacturing

Designed and built in America by a family- and veteran-owned business, every Block Battery product delivers superior quality, reliable service, and competitive pricing for production professionals.

Power Your Next Production — Get a Quote Today

Submit your inquiry and a Block Battery expert will respond with product recommendations, pricing, and configuration guidance tailored to your production needs.

Contact Us Today

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.