AC Adapter MITSU for Lenovo 19.5V 6.15A (5.5×2.5) — replacement power supply

MITSU AC adapter for Lenovo 19.5V 6.15A (5.5×2.5) is a replacement power supply designed to provide the correct voltage and current for portable computers that require a 19.5V DC input and up to 6.15A. The adapter features a standard 5.5×2.5 mm barrel connector and delivers stable power for charging and running compatible Lenovo laptops. It is intended as a practical substitute when the original charger is lost, damaged, or unavailable, and can be used in home, office, or travel situations.

Advantages

This MITSU adapter supplies the rated 19.5V and up to 6.15A to support laptop operation and battery charging without requiring the original manufacturer’s charger. The 5.5×2.5 mm barrel connector is a common size for many Lenovo models, making this unit broadly compatible with devices that match the voltage and current requirements. The adapter is lightweight and portable, enabling convenient replacement or spare usage. Its output specifications match typical Lenovo power needs to ensure consistent performance during normal use.

Suitable for

Key specifications

How to use

Confirm that your laptop requires 19.5V and does not exceed 6.15A before connecting. Plug the adapter into a compatible AC mains outlet using the attached power cable, then insert the 5.5×2.5 mm barrel plug into the laptop’s DC input jack until it seats securely. When connected properly, the laptop should begin charging or operate from mains power directly. Disconnect from mains before handling the connector or moving the device to reduce risk of damage.

Recommendations

Use the adapter in a well-ventilated area and avoid covering it while in operation to prevent overheating. Ensure the connector fits snugly and check for any signs of wear on the cable or plug. Do not use the adapter with devices that require a different voltage or higher current than specified. If you experience unusual heat, noise, or smell, discontinue use and inspect the adapter and laptop for faults.