170W 20V 8.5A ThinkPad Charger Compatible with Lenovo - High Power

In this review of the YTech 170W 20V 8.5A ThinkPad charger, the bottom line is simple: it is a high-power replacement for Lenovo systems that need a 170W ADL-style adapter. Buyers who need a reliable spare or replacement for compatible ThinkPad and Legion models will appreciate the robust 170W output and the slim yellow rectangular tip, which fits factory ADL170NLC2A and similar Lenovo parts. The reviewer found it useful for fast charging and solid fit, while noting that heat and long-term lifespan were mixed in customer reports.

Key Features

• 170W output: The 20V 8.5A rating delivers strong power for demanding laptops, making it suitable for mobile workstations and gaming models that require higher wattage.
• Wide input range: The 100~240V 50-60Hz input supports international use without a voltage converter, which is handy for travel or multi-region use.
• Slim yellow rectangular tip: The 11 by 5.0mm slim tip matches Lenovo ADL-style charger ports for a secure connection when the model is confirmed.
• Broad Lenovo compatibility: Works with numerous ThinkPad, Legion and IdeaPad factory models and DP/N codes such as ADL170NLC2A and 01FR043 when those codes match the laptop.
• Solid value: Users report that the charger functions well as a replacement power source, offering good quality relative to price for a high-watt adapter.

Who It's For

The charger is aimed at owners of Lenovo ThinkPad P-series, T-series and selected Legion and IdeaPad laptops that require an ADL-style 170W adapter and a yellow rectangular slim tip. It suits professionals and gamers who need a full-power replacement to run high-performance CPUs and discrete GPUs, or who want a spare charger for travel or a second workstation.

Users who should look elsewhere include owners of Lenovo models using round barrel or USB-C power connectors, and anyone unsure of their exact DP/N or factory model number; confirming fit is essential because the slim tip and wattage must match the laptop's requirements.

Pros & Cons

Pros

• High 170W output supports power-hungry ThinkPad mobile workstations and gaming laptops.
• Wide 100~240V input range makes it convenient for international use and travel.
• Fits ADL-style yellow rectangular ports and aligns with Lenovo factory model numbers for a snug physical fit.
• Customers praise overall functionality and perceived value as a replacement charger.

Cons

• Some users report the adapter can run warm during use, so expect heat under load.
• Mixed feedback on long-term lifespan means it may not match an OEM unit for longevity in every case.

Specifications

Input	100~240V 50-60Hz
Output	20V 8.5A (170W)
Connector	Yellow rectangle USB slim tip 11 x 5.0mm
Compatible DP/N	01FR043, 45N0370, 45N0369 and similar
Factory models	ADL170NLC2A, ADL170NLC3A, ADL170NDC2A and related ADL series
Brand	YTech

Our Verdict

The YTech 170W 20V 8.5A ThinkPad charger is a practical, cost-effective replacement for Lenovo laptops that require an ADL-style 170W adapter, offering solid power delivery and wide input compatibility. It is recommended for users who confirm tip fit and factory model compatibility and who want a full-power spare or replacement; be aware of reports of heat and mixed longevity when comparing to OEM units.

Frequently Asked Questions

Will this charger fit my Lenovo laptop?
Confirm your laptop uses the ADL-style yellow rectangular tip and check DP/N or factory model numbers like ADL170NLC2A to ensure compatibility.

Can it be used internationally?
Yes, the 100~240V 50-60Hz input supports international voltages without a separate converter.

Does it run hot?
Some users report the adapter gets warm under load; this is common for high-watt adapters but monitor use and ventilation.