Can you charge laptop with power bank? Know about power, port and capacity requirements

With increasing use of laptops, requirement for a portable power source is on rise. While re are converters that one carry around, it can lead to a bulky and inconvenient setup. That leaves a question - can you charge laptop with power bank? Keep reading to kw more about charging a laptop using a portable battery, prerequisites and points to consider. 

Can you charge laptop with power bank?

Yes, it is possible to charge laptop with power bank. However, it depends upon compatibility of a power bank and a laptop. Laptops are high power devices, which ship with chargers rated at 105W or even 135W in some models. On or side, most power banks come with a 5V/2A or a 9V/2A power output, which is t even close to what a modern-day laptop can require. This is why it is essential to first figure out charging rate of a laptop.

Power Rating

A typical Levo Ideapad requires 135W, a 15” MacBook Pro charges at 87W, while a 12” model might work with as low as 29W power input. So to charge each one of above, one needs a power bank with eir equal or more power output. A lower supply might t charge device or end up in a reverse flow of power from laptop to power bank and drain out laptop’s battery.

Compatible ports and adaptors

A laptop might come with plenty of ports. If a laptop comes with a USB C charging port, a power bank that matches power output rate and has a USB C output port can charge it. Some laptops that still ship with proprietary charging ports can also be charged using a power bank with help of special adapters. adapter attaches to charging cable. Ar option can be searching for a power bank with AC output.

Battery capacity

battery capacity of a power bank determines how many times it would charge a laptop. Keeping in mind that power banks offer 70 – 80% output capacity, select a power bank. In simple words, to charge a 5,000 mAh laptop 2 times, one might need to buy a 15,000 mAh power bank. Someone who uses a laptop extensively for demanding tasks such as gaming or content creation should go for a heavy-duty power bank.

IM: SHUTTERSTOCK