Braille B3121C


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Ultra Lightweight Carbon Fiber Advanced AGM Race Battery


Volts: 12
Length (mm): 168
Width (mm): 132
Height (mm): 173
Weight (kg): 9.5
Application: starting
Warranty: 2 Years

Additional Information

"Cool" Carbon Fiber Case
Higher engine temps equal lower battery performance. Braille's exclusive Carbon Fiber Case protects the batteries internals from high temps and provides the longest service life. Don't settle for a metal case that conducts heat, be cool.


  • Voltage: 12 Volts
  • Full Charge Voltage:13.8 Volts
  • Short Circuit Current (Max Amps):3000 est.
  • Pulse Cranking Amps (PCA): 1380
  • Cranking Amps (CA):742
  • Cold Cranking Amps (CCA): 440
  • Amp Hour (AH) - Electrical Capacity: 31 amp hr
  • Reserve Capacity (RC): 1hr 15mins
  • Internal Resistance:4.0 milliohms (.004 ohms)
  • Life Cycle @ 10% DOD: 3500 cycles est.

Download specification sheet: Braille.B3121C.pdf

Manufacturer Information