EEE Code:JP4D, JP4F, JP4G, JP4HWarranty:1 YearPrimary Category:CPU & Logic Boards Printed Part Number(s):820-01041-ANotes:All logic boards for Apple computers released in 2018 or later come with the new T2 security chip. These boards require GSX (service/repair management system) activation when purchased directly from Apple. All our logic boards are delivered activated and ready to use.