You count on your equipment to endure extreme weather, navigate extreme terrain and perform extreme jobs. We get it. That’s why Caterpillar goes to extremes in design and testing standards to power your equipment with the best batteries in the business. Cat® Premium High Output (PHO) batteries out-test, out-perform and outlast the competition to ensure your equipment can go all-out for the long haul, even in the harshest environments.

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Cutaway Shot of a Cat Battery

Warning Signs

Watch for these common repair indicators

  • Engine cranks too slowly to start
  • Alert indicator comes on
  • Dim or flickering lights
  • Dead battery
  • Grinding noise when the ignition key is turned
  • Other electrical failures


Elements of the Cat Battery Replacement Kit

Recommended Parts List

  • Battery

Recommended Tooling List

  • No specialized tools required

Additional Options

  • Starter replacement
  • Alternator replacement


Repair Instructions

Service Documentation


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