Trade In your Original Memory and SAVE!
Within 60 days from the purchase date of qualifying OWC memory, you can choose to trade in your old memory for a cash rebate! Learn More »
2 x 16GB PC19200 DDR4 2400MHz SO-DIMMs for Apple iMac 21.5" 4K (Mid 2017) complete with all required installation tools
Mfr P/N: OWC SKU:
Within 60 days from the purchase date of qualifying OWC memory, you can choose to trade in your old memory for a cash rebate! Learn More »
Experience your Mac's true performance potential.
OWC Memory is the most cost effective and simple DIY upgrade you can install to unleash your Mac's full potential and speed up overall responsiveness.
Become a multi-tasking maven when you upgrade your Mac with OWC Memory. Open more apps. Open larger files. Plus, work with multiple files all at the same time.
Save BIG vs factory Mac memory options. Plus, select among options not offered by the factory. OWC makes it easy to find the perfect upgrade to fit your needs.
We test every OWC memory module at our in-house lab so you can upgrade with the confidence that your memory is 100% compatible with your Mac.
We build OWC Memory upgrades to meet or exceed Apple's specs and provide years of worry-free service.
Our detailed install videos guide your upgrade from start to finish. We provide all the steps to make your OWC Memory upgrade DIY easy.
Rely on the trusted name for memory upgrades, drives and accessories for over 30 years. Your OWC Memory upgrade was built by Mac people, for Mac people. Our expert support team is always a call or click away. You can talk to an actual human who will kindly provide advice and guidance for any questions you may have.
Being helpful and treating others the way you would want to be treated is not just a novel idea. It’s how we do business. It's how we’re built. It's what we’ve been doing since 1988.
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