Quick Answer: Can I Use A Lower Wattage Charger For My MacBook?

What happens if I use a higher wattage laptop charger?

The short answer is yes you can use a laptop charger with a higher wattage, however, there are some caveats.

The wattage rating of a laptop charger is a maximum rating which means that the charger is capable of providing power up to the output wattage rating and or course anything in between..

Can I use a 19v charger for a 20v laptop?

Yes: technically it can be used, but you need a higher amount of power (watt). if the adapter is 19V 6A, it might start the PC but you will have strange side effects.

Can I use a 65w charger instead of 45w?

As long as it is the same voltage and connector type you can use a higher watt adapter. It will charge the battery a bit faster but other than and the size of the brick you will see no difference. The laptop will only draw the current it needs while running.

Can I use a 60w charger on MacBook Pro 15 Retina?

By default, the MacBook Pro uses an 85W power adapter, while the MacBook uses a 60W power adapter. Both adapters use the same MagSafe connection point that will fit either model. … It will provide ample power to both the MacBook Pro and MacBook, and will not damage the latter despite a higher-than-necessary wattage.

Can I use a 60w charger on MacBook Pro 15?

Yes. The 60 watt charger may take longer to charge your computer, and in times of high power usage, may not charge the battery. Keep in mind that brand new MBPro 15″ 2.53 GHz machines come with the 60W adapter, so Apple seems to be recommending that for the slower MBP model.

Can I use a lower wattage charger for my laptop?

Originally Answered: What is the consequence of using a lower-watt power adapter with a laptop? Your PC’s power demand is kind of like your need for light in a room. You may be just fine with that 45W or 60W light for some kinds of work. … You may be just fine with that 45W or 60W light for some kinds of work.

Can I use a higher wattage charger for my MacBook?

You should use the appropriate wattage power adapter for your Mac notebook. You can use a compatible higher wattage power adapter without issue, but it won’t make your computer charge faster or operate differently.

How many watts does a MacBook charger use?

87 wattsSo if you plug your MacBook into its charger, it’ll use the full 87 watts. Plug a smartphone in, however, and it will use one of the lower-power options.

Can I use any USB C cable to charge MacBook?

In theory, all USB-C cables should be the same: that’s the whole point of having a standard. In practice, there are different versions of the standard. … And yet others can draw too much power, which can not only damage any device you’re charging it with, but could even damage the USB port in your MacBook.

Does wattage matter for MacBook pro charger?

You can charge using a higher wattage than is permitted, but you should not use a lower wattage. For instance, the MacBook Pro 13 inch uses a 60W MagSafe, but you can use an 85W MagSafe to charge or power it (although it will not charge any faster).

Does wattage matter on a laptop charger?

Watts are supplied “on demand” to the battery that’s being charged, so even if you’re over the device’s limit, it doesn’t cause problems. … A laptop will typically call for watts between 45 and 100. Not all chargers will list the watts, but if the amps and voltage match, you’re usually in the clear.

Can I use a 60w charger instead of 45w?

Power adapters for Intel-based Apple notebooks are available in 45W, 60W, and 85W varieties. … You can always use an adapter that has a higher power rating than is required as long as the voltage rating is the same.

Is Fast charging bad for battery?

The lithium-ion technology that goes into batteries powering modern Android smartphones allows for fast recharging. Consumers who are interested in a fast-charging solution sometimes worry that a faster transfer of electricity could damage the phone’s battery. But in fact, you have nothing to worry about.

Can I charge my MacBook Pro with a 30w charger?

The Apple 30W USB‑C Power Adapter offers fast, efficient charging at home, in the office, or on the go. While the power adapter is compatible with any USB‑C–enabled device, Apple recommends pairing it with the 12-inch MacBook or the 13-inch MacBook Air with Retina display for optimal charging performance.

Can I use a 60w charger on MacBook Air?

It is safe to use any Magsafe charger with any Mac laptop. The Air will only draw the amount of wattage it needs to charge. … Power adapters for Intel-based Apple portables are available in 45W, 60W, and 85W varieties.

Can the wrong charger ruin your laptop?

Using a charger with the wrong voltage rating can potentially damage your laptop. This is typically caused by too high voltage. But using a charger with too high current won’t damage your laptop. Using a charger with too low current rating might fry the power supply, but not the laptop.

Can you use 29w charger on MacBook Pro?

Theoretically you can use any USB charger to charge your 12″ Macbook, 2016 or newer 13″ & 15″ Macbook Pro. … iPad Pro models (2016 & 2017 at least) charge faster with the 29W 12″ Macbook charger. 61W or 87W Macbook Pro adapters also work but have no benefits over the 29W charger for the iPad Pro models.