The iMac A1418 Logic Board (661-02981) is a reliable replacement part designed for the 21.5-inch iMac (Late 2015) model MK442LL/A. Equipped with an Intel Core i5 2.8GHz processor and 8GB RAM, it ensures seamless performance and smooth multitasking.
Key Features
- Compatible Model: 21.5-inch iMac A1418 (Late 2015).
- Processor: Intel Core i5 2.8GHz for efficient computing.
- Memory: 8GB RAM for smooth multitasking.
- Apple Part Number: 661-02981.
- Logic Board ID: 820-00431.
- Storage Support: SSD-compatible for enhanced performance.
Technical Specifications
| Specification | Details |
|---|---|
| Model | A1418 |
| Processor | Intel Core i5 2.8GHz |
| Memory | 8GB RAM |
| Apple Part Number | 661-02981 |
| Logic Board ID | 820-00431 |
| Storage Support | SSD Connection |
Installation Guide
Follow these steps to replace your iMac A1418 logic board:
- Turn off the iMac and disconnect all cables.
- Carefully remove the display panel using appropriate tools.
- Disconnect all connectors attached to the existing logic board.
- Unscrew and remove the old logic board.
- Install the new board, ensuring secure connections.
- Reassemble the iMac, attach the display, and test for proper functionality.
Why Choose This Logic Board?
This replacement logic board enhances the overall performance of your iMac by offering an efficient processor and stable memory capacity. It ensures a smooth experience for daily computing tasks and professional work.
Where to Purchase
You can purchase the iMac A1418 Logic Board 2.8GHz i5 8GB 661-02981 from these sources:
- Amazon – Available from certified sellers with reliable shipping.
- eBay – Find new and refurbished options at competitive prices.
- Apple Parts Distributors – Buy genuine replacement parts.
Conclusion
The iMac A1418 Logic Board 2.8GHz i5 8GB 661-02981 MK442LL/A is an ideal choice for upgrading or replacing your existing logic board. With SSD support and a powerful processor, it ensures long-term reliability and efficient performance.



