Quick Tip: You Can Find USB-C Adapter Cables for Charging Some Older Laptops

USB-C charger cable
Michael crider

I love my ThinkPad T450. It’s loaded with cheap RAM, its dual chamber battery system keeps me working for a whole day, and the keyboard is fantastic. But I kept it on the shelf for a few years as I went from bulky chargers to a fully USB-C mobile lifestyle. This is until I found an adapter on Amazon.

You see, most laptops made before or after 2017 use a proprietary charger of one type or another – the old barrel ports that come in so many different flavors that you need a little set of. ratchet adapters if you lose it, or something entirely unique like my ThinkPad’s Rectangular Charger or old MacBook magnetic cables. So trying to charge one of them with a standard USB-C charger would require some sort of Frankenstein mod of the laptop’s motherboard.

Not anymore. Suppliers have started making charging cables with USB-C on one end and proprietary charging cable heads on the other. These are more than just standard cables – they contain circuit boards that regulate the flow of power and don’t fry your laptop or charger. The original charger cable from my Lenovo T450 using 45 watts (20 volts x 2.25 amps) I ordered this gallium nitrate USB-C charger to match it, and I’m off to the races. That’s about a third of the volume of my original charger, and I can use it for all of my other stuff as well.

A quick search on Amazon found USB-C cables or adapters for Apple Magsafe and various barrel portsSo by digging a little deeper, you should be able to find options for many older laptop models. Just make sure you have a charger that can reach or beat the electrical input of your original charger.

ThinkPad Slim Tip-to-USB-C Cable Adapter

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