Alberton Battery Mart

Performance & Start/Stop Batteries

The specialized, high-capacity AGM/EFB solutions required for modern vehicles with Start/Stop systems. Longest warranties available.

Understanding AGM & EFB Batteries

Modern vehicles with Start/Stop technology require advanced battery chemistry to handle frequent engine restarts and power-hungry electronics. Standard flooded batteries cannot meet these demands, which is why manufacturers specify either AGM (Absorbent Glass Mat) or EFB (Enhanced Flooded Battery) technology.

EFB (Enhanced Flooded Battery)

What It Is

An improved version of traditional flooded batteries with thicker plates and enhanced cycling capability. Designed as a cost-effective solution for entry-level Start/Stop systems.

Best For

  • Entry-level Start/Stop vehicles (VW Polo, Ford EcoSport)
  • Vehicles with basic Start/Stop (no regenerative braking)
  • Budget-conscious replacements
  • Standard electrical loads

Key Benefits

  • 2-3x better cycle life than standard flooded
  • Better charge acceptance for Start/Stop
  • More affordable than AGM
  • Handles moderate deep cycling

AGM (Absorbent Glass Mat)

What It Is

A sealed, maintenance-free battery where the electrolyte is absorbed in a fiberglass mat. This design allows for superior performance, vibration resistance, and deep cycling capability.

Best For

  • Premium vehicles (BMW, Mercedes, Audi)
  • Advanced Start/Stop with regenerative braking
  • High electrical load (premium audio, heated seats)
  • Vehicles requiring maximum performance

Key Benefits

  • 3-4x better cycle life than EFB
  • Superior charge acceptance
  • Vibration resistant (ideal for boot mounting)
  • No maintenance required

Which Battery Do You Need?

⚠️ Critical Rule: Match Your Original Battery Type

Your vehicle was designed for either EFB or AGM. Never downgrade from AGM to EFB on a vehicle that originally came with AGM. The charging system expects AGM chemistry, and using EFB will cause premature failure and void warranties.

Choose EFB if:

  • Your vehicle originally had EFB
  • Entry-level Start/Stop system
  • Standard electrical accessories
  • Budget is a consideration

Choose AGM if:

  • Your vehicle originally had AGM
  • Premium brand (BMW, Mercedes, Audi)
  • Advanced Start/Stop with regen braking
  • High electrical load or boot-mounted battery

Expert BMS Coding & Registration

Installing a new AGM or EFB battery in a modern vehicle is not enough. The vehicle's Battery Management System (BMS) must be registered (or "coded") to accept the new battery. Skipping this step will cause the system to overcharge your new battery, destroying it in months.

We are one of the only specialists in Alberton with the advanced diagnostic tools to perform this critical service for BMW, Mercedes, Audi, and other premium vehicles.

Protect Your Warranty

Failure to register the new battery can void its warranty. We ensure it's done right, protecting your investment.

Full System Calibration

Our service ensures your car's charging profile and Start/Stop system are perfectly calibrated to the new battery.

Premium Fitment - Meyersdal

Boot battery projects, coding, and Start/Stop calibration.

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Mobile Battery Replacement - Alberton

On-site swaps for estates and office parks.

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Vehicles we recode daily

All Performance & Start/Stop Batteries

Displaying 18 specialized EFB and AGM products ready for fitment.

Exide 646AGM

Exide 646AGM

Exide AGM/EFB battery with 60Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 3 550.00

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Exide 652AGM

Exide 652AGM

Exide AGM/EFB battery with 70Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 4 250.00

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Exide 658AGM

Exide 658AGM

Exide AGM/EFB battery with 92Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 4 700.00

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Exide 668AGM

Exide 668AGM

Exide AGM/EFB battery with 80Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 4 400.00

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Power Plus 621 EFB

Power Plus 621 EFB

Power Plus AGM/EFB battery with 65Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 2 100.00

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Power Plus 639 EFB

Power Plus 639 EFB

Power Plus AGM/EFB battery with 72Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 2 500.00

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Power Plus 646 EFB

Power Plus 646 EFB

Power Plus AGM/EFB battery with 60Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 2 000.00

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Power Plus 650S EFB

Power Plus 650S EFB

Power Plus AGM/EFB battery with 85Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 2 950.00

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Power Plus 652 EFB

Power Plus 652 EFB

Power Plus AGM/EFB battery with 70Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 2 400.00

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Power Plus 658 EFB

Power Plus 658 EFB

Power Plus AGM/EFB battery with 90Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 3 450.00

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Power Plus 668 EFB

Power Plus 668 EFB

Power Plus AGM/EFB battery with 80Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 2 950.00

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Power Plus 695 EFB

Power Plus 695 EFB

Power Plus AGM/EFB battery with 235Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 6 700.00

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Power Plus 646 AGM

Power Plus 646 AGM

Power Plus AGM/EFB battery with 60Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 3 150.00

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Power Plus 652 AGM

Power Plus 652 AGM

Power Plus AGM/EFB battery with 70Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 3 580.00

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Power Plus 658 AGM

Power Plus 658 AGM

Power Plus AGM/EFB battery with 95Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 4 450.00

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Power Plus 660 AGM

Power Plus 660 AGM

Power Plus AGM/EFB battery with 105Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 4 950.00

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Power Plus 668 AGM

Power Plus 668 AGM

Power Plus AGM/EFB battery with 80Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 3 800.00

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Power Plus 695 AGM

Power Plus 695 AGM

Power Plus AGM/EFB battery with 220Ah capacity support and warranty-backed installation options for daily driving and fleet reliability.

R 9 550.00

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