Mitsu battery for HP ProBook 645 G4

MITSU Laptop Battery - reliable power for your device

MITSU battery combines high-class technology, reliability, and outstanding quality. Thanks to its solid build quality, you can extend the warranty on the cells free of charge - a benefit appreciated by hundreds of thousands of users across many European countries.

Why choose a MITSU battery?

• 
  ✅ Class A Tianneng cells - guarantee long lifespan and stable performance


• 
  ✅ Real capacity - no artificially inflated specifications


• 
  ✅ Low self-discharge rate - longer readiness for use


• 
  ✅ No memory effect - you can charge at any time without losing performance


• 
  ✅ Full compatibility - perfect fit for your laptop

Protection that safeguards you and your device

The MITSU battery is equipped with an intelligent protection system that guards against:

• 
  overheating


• 
  overcharging and deep discharge


• 
  overvoltage


• 
  current overload


• 
  short circuit

This ensures your laptop is effectively protected from potential power-related hazards.

Warranty and support

• 
  24-month warranty - for the housing and electronics


• 
  12-month warranty - for the cells


• 
  Additional 6 months - free of charge after product registration (details in the Warranty Card)

Manufactured to standards

A hallmark of quality is the 6-stage quality control , ensuring reliability and safe operation. All MITSU batteries meet the requirements of CE and RoHS directives, and are manufactured in facilities certified according to the ISO 9001 standard.