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E657MF Energizer 657MF 850 CCA

E657MF Energizer 657MF 850 CCA

$0.00 AUD
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Technical Specifications

Specification Details
Model Energizer Commercial E657MF (657MF)
Voltage 12V
Capacity 850 CCA | 85 Ah
Reserve Capacity (RC) 160 Minutes
Dimensions (LWH) 299 x 189 x 191 mm (Total Height: 191 mm)
Terminal Type Standard (STD)
Cell Layout Left (+ -)
Hold Down Type B8

The Energizer Commercial E657MF (657MF) is a heavy-duty, super-strong commercial battery purpose-built for highly demanding applications in trucks, buses, tractors, and agricultural machinery. Manufactured using tried-and-tested methods, this powerhouse battery focuses on minimising the total cost of ownership for commercial operators. Featuring a factory-sealed, maintenance-free build and an advanced plate structure, it delivers exceptional durability and unmatched cranking performance under punishing Australian operating conditions.

Perfect for drivers who demand:

  • ✓ Superior starting power and massive reserve capacity for hard-working commercial transport assets
  • ✓ Relentless mechanical stability and vibration resistance across agricultural or haulage jobs
  • ✓ A sealed, no-hassle design that lowers maintenance downtime and operating overheads

Key Features & Benefits

Thicker Lead-Calcium Plates

  • • Heavy-duty, high-density plate structure provides exceptional structural durability
  • • Maximises resistance against continuous grid corrosion and unwanted internal gassing
  • • Guards against rapid self-discharge to ensure readiness even after standby layovers

Sealed Maintenance-Free Cover

  • • Completely sealed layout successfully prevents premature electrolyte water fluid loss
  • • True "install and forget" design completely eliminates the requirement for cell top-ups
  • • Spill-proof casing keeps your engine bay structures fully protected from acid mist

Vibration & Heat Armour

  • • Robust structural casing easily dampens relentless road and machinery vibration shocks
  • • High-grade active material limits the devastating effects of internal thermal runaway
  • • Keeps your fleet assets moving reliably across regional routes and dusty paddocks

Optimised Commercial Performance

  • • Massive 850 CCA provides maximum cranking potential for heavy diesel engines
  • • Deep 160-minute reserve capacity safely sustains auxiliary systems during operation
  • • Engineered to reduce overall operational costs over a long battery working life

Advantages & Considerations

Advantages

  • ✓ Super-strong 850 CCA delivers ultimate high-output cranking reliability
  • ✓ Minimised total cost of ownership keeps fleet operation budgets optimised
  • ✓ Advanced lead-calcium chemistry resists thermal degradation and gassing
  • ✓ Integral B8 hold-down base ledge ensures stable, secure tray clamping

Considerations

  • • Heavy commercial profile size requires careful handling and lifting during the swap over
  • • Not engineered to satisfy passenger cars running fuel-saving Start/Stop technology
  • • Ensure the Left (+ -) cable configuration aligns seamlessly with your asset wiring

Frequently Asked Questions

Is this battery maintenance-free?

Yes, this battery features a completely Sealed Maintenance-Free (SMF) configuration. The thicker internal lead-calcium alloy grids reduce fluid evaporation and water consumption, so fleet operators never need to monitor electrolyte levels or perform manual top-ups.

What vehicles/applications is this battery compatible with?

This model is specifically engineered for high-demand heavy commercial vehicles, including long-haul trucks, highway buses, industrial tractors, and large agricultural machinery, requiring an 850 CCA power rating and a Left (+/-) terminal layout.

How should I store this battery during the off-season?

Store the battery in a cool, dry place shielded from direct sunlight and extreme weather. Ensure it is fully charged before leaving it idle, and connect a standard, compatible, heavy-duty smart maintenance charger periodically to protect the internal plates from sulfation.

What is covered under the warranty?

The local warranty covers operational failures or structural breakdowns caused directly by manufacturing material defects or factory assembly errors under standard operating routines, subject to explicit commercial terms and conditions.

Battery Compatibility Guide

Direct Replacement Models

E657MF
657MF
N86D / N86
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