DONGERDI 170W Laptop Charger 20V 8.5A for Lenovo ThinkPad

High‑output 170W replacement AC adapter for Lenovo/ThinkPad and compatible gaming laptops providing stable 20V/8.5A power delivery.

This DONGERDI 170W laptop charger is a direct‑replacement power adapter engineered for high‑performance Lenovo machines and compatible gaming lines. It supports a broad range of models that use the slim square tip and delivers universal 100–240V input for worldwide use. Built with safety protections and a durable casing, the adapter is intended as a reliable spare or replacement for factory bricks with model numbers such as ADL170SCC3A, ADL170SDC3A and similar variants.

Which laptop models does this adapter actually fit?

The charger is designed for Lenovo ThinkPad and other Lenovo family models that share the slim square power tip. It fits multiple P‑series workstations, early P1 generations, select T and W series, as well as Legion, LOQ, and IdeaPad gaming laptops that list a compatible ADL170‑series adapter.

• ThinkPad: P1 (Gen 1–4), P50–P53, P70–P73, W540/W541, T540p, P15/P17
• Lenovo gaming/consumer: Legion Slim 5/5i, LOQ series, IdeaPad Gaming 3–15
• Compatible adapter references: ADL170NDC2A / ADL170NDC3A / ADL170NLC2A / ADL170NLC3A

How much power and charging stability can I expect?

This adapter supplies 170W at 20V/8.5A, matching the power requirements of high‑performance notebooks under heavier loads. Expect steady output for sustained processor and GPU activity; the heavy duty rating helps prevent power sag that causes throttling on demanding tasks.

• Rated output: 170W (20V, 8.5A)
• Consistent voltage under load for gaming and workstation use
• Designed to replace OEM 170W adapters with equivalent specs

Is it safe to use this third‑party adapter with my laptop?

DONGERDI built several protections into the adapter to reduce electrical risks common to high‑wattage chargers. While it includes short‑circuit, over‑current, over‑voltage and over‑temperature protection, always confirm compatibility with your laptop and avoid using damaged cables or connectors.

• Integrated protections: short‑circuit, over‑current, over‑voltage, overheat
• Durable casing and strain‑relief to reduce wear on the cable
• Universal 100–240V input for safe international operation

How portable and practical is this adapter for everyday use?

The adapter balances high power with a compact, travel‑friendly shape and ample cable length for flexible setups. It’s lighter and smaller than many legacy bricks while still providing enough reach to plug into distant outlets without rearranging furniture.

• Compact, lightweight housing for easier packing
• Generous cable length for flexible placement and desk setups
• Robust build intended for frequent plugging and unplugging

Who is this for: Professionals, content creators and gamers who use Lenovo high‑performance laptops and need a dependable 170W replacement or spare power supply will find this DONGERDI charger useful. It’s aimed at users who require OEM‑level wattage and tip compatibility but prefer a cost‑effective aftermarket adapter for travel, backups, or device replacement. Always verify the connector type and power rating against your laptop’s requirements before purchasing.