AC Adapter Lenovo 65W USB Type-C 5A11J62109 for laptops and devices

The Lenovo 65W USB Type-C AC adapter (model 5A11J62109) is a compact power supply designed to deliver up to 65 watts of power through a single USB-C output. It provides stable charging and power delivery for compatible Lenovo laptops and a wide range of USB-C devices such as tablets and smartphones. The adapter is intended as a replacement or spare power brick for everyday use at home, in the office, or while travelling.

Advantages

This AC adapter offers USB Power Delivery via a Type-C connector, enabling efficient charging and automatic power negotiation with supported devices. Its 65W output is sufficient for mainstream ultraportable and mid-range laptops while remaining compatible with lower-power devices. The adapter’s compact form factor and lightweight construction make it easy to carry in a laptop bag, and its single-port design simplifies cable management. Built-in safety features protect against overcurrent, overvoltage and short circuits, ensuring reliable operation during regular use.

Suitable for

• Charging Lenovo laptops and notebooks that accept USB-C power input
• Powering USB-C tablets and large-format smartphones
• Using as a travel or replacement charger for office and remote work
• Maintaining a spare power adapter at home, in a second office, or in a bag

Key specifications

• Output power: up to 65 watts via USB Type-C
• Output protocol: USB Power Delivery (PD) compatible
• Connector type: USB Type-C (female on adapter, male cable required)
• Input voltage: universal AC input suitable for common mains voltages
• Form factor: compact, lightweight external AC adapter
• Safety features: overcurrent, overvoltage and short-circuit protection

How to use

Connect a compatible USB-C charging cable to the adapter’s USB-C port and plug the cable’s other end into the device’s USB-C power input. Then plug the adapter into a mains outlet using the supplied detachable mains lead or the appropriate regional power cord. The adapter and device will negotiate the correct power level automatically when the connected device supports USB Power Delivery. Disconnect the adapter from the mains and device when charging is complete or before transporting the adapter.

Recommendations

Use a high-quality USB-C cable rated for the adapter’s power to ensure reliable charging. Avoid exposing the adapter to extreme temperatures, moisture, or prolonged direct sunlight. If the device does not charge, verify that the laptop or device supports USB-C PD and that the cable and connector are free of damage. Replace the adapter if it shows signs of overheating, physical damage, or malfunction.