857Sprint / Escort 6+6

The 857sprint / escort 6+6 is a self contained tacticlal portable battery pack system designed specifically for the yaesu FT-857D amateur radio. (radio not included) It is designed to accomodate a pair of 6AH LiFePo4 batteries and allows your radio to be used totally portable*

shown above 857-SEB The sprint / escort consists of a complete escort kit plus the sprint battery battery case and side mounting panels. Note this is also available for the Yaesu FT-891

*Batteries and chargers are not included and can be purchased through Bioenno Power.com.

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The 857sprint/ escort is manufactured in the USA from the highest quality materials. It is custom designed specifically for the Yaesu FT- 857D

  • 5052 Aluminum Military grade Construction with high quality powder coated finish
  • 2.2 lbs (less battery)
  • Tactical Design adds functionality and Radio Protection
  • Mounting positions on front and rear for optional carrying strap
  • Battery case can be mounted above or below radio.


Turn Your Yaesu FT-857D into the most versatile radio on the market with the addition of the 857sprint.

  • Turns the 857D into a Totally Portable Radio (battery and antenna reqired)
  • Use it Backpacking, on Vacation or for Emergency Communications
  • Leave it Assembled while in the Shack for fast Grab and Go deployment
  • Installation and Removal is Fast & Easy
  • Operate your radio at up to 100 watts when used with Parallel Jumper between batteries.
  • Supports safe transportation of your amateur radio