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Optima 8078-109 RedTop BCI Group 78 AGM Starting Battery

Quick Overview

The OPTIMA 78 Red Top battery has the strongest five second starting burst and is made by Johnson Controls.
  • Availability

    In Stock

  • Product Brand


  • Model Number


  • Voltage (V)


  • Cold Crank Amps (CCA)


  • Capacity (Ah)


  • Warranty

    3 Year


The OPTIMA® model number for this battery is 78. If you are replacing an OPTIMA® battery you already have, this model is the same as batteries marked 8078-109, 9078-109, 178289-7878, RED78, SC78S, or N9978RED.

Optima 8078-109 Battery Features:

  • Ultra-High AGM Performance Technology
  • Over 15x More Resistant To Vibration
  • Low Self Discharge Rate
  • Up To 2x Longer Life
  • Longer Shelf Life
  • Completely Spillproof
  • Faster Recharging
  • Strongest 5-Second Starting Burst
  • ISO 9001 & 14001 Certified
  • 36 Mo. Noncommercial Warranty
  • Over 300 Cycles to 80% DOD

The OPTIMA Red Top series boasts the strongest five second starting burst in the industry. The Spiral Cell AGM design has up to 15 times more vibration resistance than other leading brands. The 78 has reliable cranking power for your auto, car or truck and twice the life. OPTIMA® REDTOPs will outperform and outlast traditional batteries in demanding cranking/starting applications. The ultimate high-CCA starting battery for vehicles that have alternators capable of keeping up with all electrical loads.

Product Specs
Availability Note: In Stock
Model: 8078-109 (78)
BCI Group Size: Group 78
Capacity (Ah): 50
Reserve Capacity (RC): 100 min
Cold Cranking Amps (CCA): 800
Pulse Cranking Amps (PCA): Not Provided
Cranking Amps (CA): 1000
Voltage (V): 12
Chemistry: AGM - Factory Sealed
Warranty: 3 Year
Polarity: +++|---
Dimensions (LxWxH - inches): 10.06 x 7.31 x 7.25
Dimensions (LxWxH - metric): 256 x 186 x 184
Weight (lb): 39.5
OEM Replacement: Optima 78

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