Newer Technology

NuPower 84.3 Watt-Hour Battery Replacement Solution 

for 15-inch MacBook Pro with Retina Display (Mid 2018 - 2019)

Discover the NuPower Battery Upgrade Advantage
Work and Play Longer Unplugged
When high-performance, quality, and longevity are your battery upgrade criteria, NewerTech NuPower is your answer.
A premier OWC brand since 2003, NewerTech NuPower batteries are designed to meet and exceed factory specifications. Additionally, they are fully compatible with all applicable OEM sleep and power reduction modes.
Now you can listen to more music, watch more videos, and get more work done between recharges because NuPower makes you Mac better than new!
A Perfect Fit Solution®
NuPower batteries are engineered to perfectly complement the fit and finish of your Mac notebook as well as offer full compatibility with applicable OEM sleep and power reduction modes.
DIY? OWC Makes It Possible.
We believe in providing complete solutions to solve your upgrade needs. That’s why this NuPower battery includes all tools, materials, guides, and even a how-to video to help you get the job done. And if you run into an unforeseen hitch, we have your back with award-winning global customer support.
Powerful and Responsible
NuPower battery upgrade solutions are environmentally responsible and feature RoHS certification to be free of lead, mercury, cadmium, PBBs, and PBDE.
The Right Choice
Besides offering the highest quality, best performing, most reliable battery power for your Mac, NewerTech NuPower batteries are also backed by free, award-winning customer support and an industry-leading warranty. You can also ensure your new battery delivers the longest possible runtime and service life by following our simple NewerTech Battery Conditioning Guide.

1. When installing a new battery in your laptop, OWC recommends you properly calibrate the power management system. See our article How to Calibrate a Mac Laptop's Power System for more information.