How to charge a laptop without a charger?

Gadgets have become a vital part of our lives, and we use one or another every day like smartphones and computers. But those electronic devices are useless if you run out of batteries. And if you often forget chargers, you may like to know how to charge a laptop without the original charger?

Well, there are several ways to charge your small gadgets like smartphones and smartwatches. But how about laptops as they need more power to get charged. Don’t worry; there are many ways to charge your laptop if the original charger is away from you. This information will also help you to charge your laptop if you broke or lost the original charger.

However, charging a laptop with other methods depends on laptop power requirements and charging port type.

How to charge a laptop with a USB-C charger?

Nowadays, any modern computer like HP, Dell, Lenovo, Asus and Mac comes with a USB Type C charging port. But charging time always depends on the power you providing and battery capacity. The benefit of USB-C charging is, you may already have a cable for your Smartphone. Also, a USB-C type cable is capable of handling up to 100W power for faster charging.

How to charge a laptop with a USB-C charger

However, you need a wall power brick that supports the PD (Power Delivery) technology. This kind of power adapter supports both laptop and mobile phone charging. If you compare the Apple MacBook power requirements, it falls between 30W to 96W. Indeed, many smartphones nowadays support fast charging between 18W to 65W, even 200W in some test cases.

If you are looking for a USB-C charger for your laptop, make sure you buy it according to your laptop requirements.  Many smart power adapters are available in the market, recognising if the multiple devices are connected and boosting charging speed accordingly.

Anker 60W USB-C PD charger for MacBook Laptop iPad Tablet Mobile PhoneAnker USB-C PD 60W power adapter comes with 4 USB-A ports so you can charge multiple devices at one including MacBook at 30W. And its PowerIQ technology recognises your device and boosts charging speed accordingly.


Baseus 65w USB-C PD charger for MacBook Laptop iPad Tablet Mobile PhoneBaseus 65W with 2 USB-C plus 1 USB-A port can charge multiple devices like mobile phones, tablets and laptops. It supports the 8 types of fast charging protocols and GaN technology to protect your device.


How to charge laptop with power bank?

Yes, you can charge your laptop with a power bank if it has a USB-C port for charging. But the catch is you have to use a high-capacity power bank as a general power bank for mobiles won’t work. In fact, there are multi-purpose power banks available in the market that even jump start your car. Of course, if it can jump-start the vehicle, that can charge the laptops easily.

Apart from a multi-purpose power bank, you can get a power bank that supports the 12V output. So you can charge multiple devices like a camera, phone and laptop.

Charge a laptop with car jump starter power bankThis car jump starter battery pack can charge your mobile phones, tablets and laptops. Also, it can jump start your car in case your car battery is down.


How to charge a laptop with a car charger?

If you are travelling and often working in a car, you better get a car charger that works for both mobiles and laptops. Since mobile phones have bigger battery capacity and fast charging support, they need high-wattage car chargers. So car chargers with PD technology can deliver sufficient power to laptops and smartphones.

Indeed, many power optimised car chargers can handle multiple devices with up to 100W. So you can charge your old-gen mobile phone to the latest USB-C powered laptops and MacBooks. You can find many cheap and best car chargers for laptops in online marketplaces like Amazon and eBay.

Baseus 65W PD Car Charger for MacBook Laptop iPad Tablet Mobile PhoneThe Baseus 65W USB-C PD car charger is perfect for all kinds of devices like laptops, mobile phones and tablets. It does support multiple devices fast charging at the same time so you can have a full battery within minutes.

How to charge a notebook computer with a car battery using a power inverter?

Well, there are two types of car power inverters available in the market. One connects directly to the 12V car charger point, and another connects directly to the car battery with jumper leads. In both cases, you can get the output of 110V to 240V to connect your standard laptop charger like a wall socket. Or you can use a USB-C cable with a high-power wall charger to charge your gadgets.

With a car power inverter, you can charge any device as far as you have a compatible charger for it. You can also connect other low power electronics like DVD Player, TV, Light Bulb and similar devices. And so, this is very popular amongst camping lovers due to its universal usability.

Charge a laptop with Energizer 1100W car inverterEnergizer 1100Watts car inverter is the best choice if you going for camping often. It does have 2 power outlets for your appliances and multiple USB ports to charge your laptop and smartphones.

How to charge a laptop if the original charger broke or is lost?

There are a few ways to charge your laptop if you broke or lost the original charger. Suppose you have the USB-C charging port on your computer, better to use one of the above methods. But if you have an old-gen notebook computer, you can get a universal charger.

The universal laptop charger comes with multiple connectors that support most of the brand’s laptops. It can work for HP, Sony, Asus, Dell, Lenovo, Toshiba, Samsung and other brands of computers. Universal chargers for laptops can auto-recognise the power requirements to protect your device.

Charge a laptop with Universal Laptop ChargerA 90W universal laptop charger comes with multiple attachments that fit any brand like HP, Asus, Sony, Lenovo, Dell and more. It detects and supplies the required power between 15V to 20V according to the battery requirements.

Other ways to charge the notebook battery:

External Laptop Battery Charging Adapter:  is one solution. But it is not an ideal solution as you have to take out the battery to connect it with an external power adapter. The external adapter can be only helpful if your laptop hasn’t charged for a long time and the battery is completely dead. In such a case, an external power adapter works as a jump-start for laptop batteries.

Smart Laptop Backpack: is another solution that can help to keep your battery up during travel. The smart backpack comes with multiple USB ports and a high-capacity power bank. Many of these backpacks have solar battery charging capabilities to charge power banks on the go.

Is it possible to charge a laptop with an Android phone or Apple iPhone?

Genuinely, No. It is not possible to charge a laptop with an Android phone or Apple iPhone. Typically, a laptop or a computer supplies the power to mobile phones. But it won’t work the other way around, like reverse charging, because the laptop needs more power. And it is not possible to supply sufficient power to the laptop or computer from the mobile phone’s tiny battery.

However, if you have low power tablet styled laptop, some higher-end models can support the charging. It can consume low power but not as low as a mobile phone so that the battery won’t stay up for long.

Can you charge a laptop with an Android phone or Apple iPhone

Is it safe to charge a laptop with aftermarket chargers?

Yes, it is safe to charge a laptop with aftermarket chargers that are tested and approved. Many known companies in the market manufacture and sell aftermarket accessories. You can find a variety of cables, phone and laptop chargers and power banks.

Final Thoughts:

It is not the end of the world if you lost or broke your original laptop charger. Many great options work well in various circumstances to charge a laptop without an original charger. You can use an aftermarket universal laptop charger or high-power USB-C adapter for modern computers.

You can also charge the laptop with a car charger or car power inverter easily. But a high-power power bank along with smart backpack is also a solution if you are travelling a lot. Above all, always buy third-party accessories from trusted brands and marketplaces only.