Battery Green Cell AC51 for Acer Aspire E15/E17 — Li-Ion 14.8V 2200mAh 4-cell, black

Green Cell AC51 is a replacement laptop battery compatible with Acer Aspire E 15, E5-575, E5-575G, E 17, E5-774 and E5-774G models. The battery uses Green Cell lithium‑ion cells and delivers 14.8 V nominal voltage and a rated capacity suited for extended operating time. It is designed to match the original battery form and connectors to provide stable power delivery and safe operation.

Advantages

The Green Cell AC51 battery features efficient Li‑Ion cells developed by Green Cell to provide reliable capacity and extended service life without the memory effect. Integrated control electronics ensure proper communication with the laptop and provide standard protections for voltage, current and temperature. The battery is designed to restore mobility to your laptop and is compatible with multiple Acer models, offering a direct replacement that maintains system stability and safety.

Suitable for

• Replacing a depleted battery in Acer Aspire E 15 laptops
• Use with Acer E5-575 and E5-575G models
• Use with Acer E 17, E5-774 and E5-774G models

Key specifications

• Model: Green Cell AC51 (MPN: AC51)
• Compatibility: Acer Aspire E 15, E5-575, E5-575G, E 17, E5-774, E5-774G
• Battery technology: Lithium‑Ion (Li‑Ion)
• Voltage: 14.8 V
• Capacity: 2200 mAh (product data) / nominal capacity specified by manufacturer
• Colour: Black
• EAN: 5902719425189

How to use

Power the laptop off and disconnect it from AC power. Remove the old battery following the laptop manufacturer's instructions, then insert the Green Cell AC51 battery into the appropriate compartment and secure it. Reconnect AC power and start the laptop. Allow the battery to charge fully before first regular use to ensure the battery management system registers correct capacity.

Recommendations

For long battery life, avoid deep discharges when possible, store the battery at about 40–60% charge if not used for extended periods, and operate the laptop within the manufacturer's recommended temperature range. Recycle the old battery according to local regulations.