Battery for iPhone 11 OEM 3110 mAh Li‑Ion

Replacement OEM Li‑Ion battery for iPhone 11 with 3110 mAh capacity designed to restore original runtime and maintain compatibility with the device's charging and power management. This battery is intended for use in repairs or battery replacement to improve runtime, reduce unexpected shutdowns and support normal smartphone functions. Installation requires appropriate tools and care to avoid damage to the device.

Advantages

The OEM 3110 mAh Li‑Ion battery offers a capacity matching the original specification to ensure predictable battery life and stable performance. It is manufactured to be compatible with the iPhone 11's power management system, supporting accurate battery level reporting and safe charging. The replacement pack is designed to fit the device form factor and connector arrangement, enabling proper mechanical and electrical integration when installed correctly.

Suitable for

• Replacing a degraded or swollen battery in an iPhone 11
• Repair services aiming to restore original battery runtime and charging behavior
• Users experiencing frequent shutdowns, rapid discharge, or incorrect battery percentage readings

Key specifications

• Battery chemistry: Lithium‑Ion (Li‑Ion)
• Rated capacity: 3110 mAh
• Designed voltage: compatible with iPhone 11 power requirements
• Form factor: replacement cell shaped for iPhone 11 internal compartment
• Connector: compatible with iPhone 11 internal power connector

How to use

Power off the iPhone 11 completely and disconnect any external cables before beginning replacement. Use appropriate opening tools, a Pentalobe screwdriver, and ESD precautions. Carefully remove the display assembly following device-specific disassembly steps to access the original battery. Disconnect the battery connector, detach adhesive tabs or connectors securing the old battery, and remove the cell without bending or puncturing it. Position the new OEM 3110 mAh battery in the compartment, reconnect the battery connector, and reassemble the device in reverse order. After installation, charge the device to a moderate level and verify battery level reporting and charging behavior.

Usage recommendations

Handle the Li‑Ion battery with care: avoid puncturing, crushing, or exposing it to high heat. Use certified tools and follow official repair guides when available. If unsure about the procedure, seek professional repair service to ensure safety and proper device functionality.