HHZ 300W Laptop Charger for Lenovo Legion 20V 15A

This replacement power supply is engineered for larger Legion machines that demand up to 300 watts, providing stable voltage and full current for intensive gaming sessions, content creation, and system charging. It fits Lenovo models that use the same physical connector and listed part numbers, so you can restore full performance without relying on a laptop’s lower-power USB-C charging.

Which Lenovo models will this HHZ 300W charger work with?

This adapter is designed for Lenovo Legion systems that require a 20V/15A power input and use the yellow square-tip connector. It lists compatibility with current Legion Pro and high-end R9000/R7000 series models and common Lenovo part numbers for cross-reference.

• Compatible series: Legion 7, 7i, 5i, 5 Pro, R9000P, R9000K, Y9000K, Y9000X, R7000P.
• Works with models that include RTX 30 and 40 series GPUs where a 300W adapter is specified.
• Matches Lenovo P/Ns: ADL300SDC3A, ADL300SLC3A, SA10R16956, 5A10W86289.

How does the HHZ 300W adapter support high-performance gaming and multitasking?

By supplying the full 20V at 15A rating, the adapter prevents power throttling that can occur when using underpowered chargers. This lets the GPU and CPU sustain higher clocks and keeps battery charging steady while under load.

• Delivers up to 300W to maintain system performance during demanding tasks.
• Yellow square-tip ensures correct physical and electrical connection for Legion laptops.
• Continuous output suited for gaming, streaming, and heavy rendering workloads.

Is this HHZ power supply safe and electrically compatible?

The adapter accepts a wide AC input range (100–240V, 50–60Hz) and outputs the required DC voltage and current, matching Lenovo specifications for the listed part numbers. It is intended as a direct replacement where the original adapter used the same connector and ratings.

• Input: 100–240V 50–60Hz for global compatibility.
• Output: 20V, 15A, 300W — matches Lenovo high-power adapters.
• Includes a standard power cord and the yellow square-tip for a secure fit.

How do I confirm this charger is the right replacement for my laptop?

Check the power rating and connector on your existing adapter or your laptop’s specification label. Match the voltage (20V), the maximum current (15A), and the yellow square-tip connector; cross-reference Lenovo part numbers if available.

• Verify the original adapter rating: 20V and up to 15A (300W).
• Confirm the connector is the yellow square-tip used on Legion series machines.
• Compare Lenovo P/Ns printed on your original adapter with the listed compatible numbers.

Who is this for: Gamers, content creators, and power users who own a Lenovo Legion laptop model that requires a 300W, 20V/15A supply and the yellow square-tip connector. If you need a reliable replacement to restore full performance or a spare adapter for travel and extended desktop setups, the HHZ 300W adapter is built to match the electrical and physical specifications of high-end Legion systems.