Battery Green Cell FS31 for Fujitsu LifeBook — LiPo 4400 mAh, 11.1 V, black, 1 pc

The Green Cell FS31 battery restores mobility to compatible Fujitsu LifeBook laptops, allowing use away from power outlets. Designed for models such as A514, A544, A555, AH544, AH564, E547, E554, E733, E734, E743, E744, E746, E753, E754 and S904, this black Lithium Polymer (LiPo) battery with 4400 mAh capacity provides reliable power and extended runtime while maintaining safe operation with built-in electronics.

Advantages

Green Cell FS31 uses efficient lithium-ion technology in a LiPo format to deliver stable power without the memory effect. Modern control electronics enable smooth communication with the laptop and provide a full set of protections for safe charging and discharging. The battery is designed for durability and a long service life, and Green Cell promotes recycling and environmentally responsible disposal of used batteries.

Suitable for

• Replacing worn or non-functioning batteries in compatible Fujitsu LifeBook models
• Extending laptop runtime for travel, meetings, and remote work
• Maintaining reliable power for everyday office and home use

Key specifications

• Model: Green Cell FS31 (MPN: FS31, EAN: 5903317227809)
• Compatibility: Fujitsu LifeBook A514, A544, A555, AH544, AH564, E547, E554, E733, E734, E743, E744, E746, E753, E754, S904
• Battery technology: Lithium Polymer (LiPo)
• Capacity: 4400 mAh
• Colour: Black

How to use

Switch off the laptop and remove the old battery according to the laptop manufacturer’s instructions. Insert the Green Cell FS31 battery into the battery bay, ensuring correct alignment and secure connection. After installation, connect the laptop to the mains and allow the battery to charge fully before first use. The built-in control electronics will manage charging and communication with the laptop automatically.

Recommendations

For longest battery life, avoid exposing the battery to high temperatures, store it partially charged for long-term storage, and recycle the old battery through authorized recycling channels. If increased runtime is needed, consider Green Cell PRO or ULTRA series batteries with higher-capacity Samsung or Panasonic cells.