Product Description
The Mitsubishi ALEEPROM is a compact, 1,000-byte EEPROM memory cassette weighing 31.2 grams and measuring 70x60x20 mm. Compatible with ALPHA series controllers, it's ideal for storing critical data in applications like sensors, automotive control, medical devices, and PLCs. Certified with UKCA, EAC, DNV, and CE, it operates reliably from -20 to 60C but lacks expansion capabilities.
Is Your Device Showing These Signs?
The Mitsubishi ALEEPROM commonly experiences failures due to memory corruption, resulting in PLC malfunction and process downtime. Technicians address this by reprogramming the EEPROM with a verified firmware image, resolving data retention issues and restoring proper PLC operation. Intermittent communication errors are fixed by inspecting and cleaning connector pins, ensuring robust signal integrity for reliable data transfer. Furthermore, address decoding errors are diagnosed and corrected by verifying the chip select logic and associated circuitry, guaranteeing accurate memory access within the PLC system.
Technical specifications
The Mitsubishi ALEEPROM is a compact, 1,000-byte EEPROM memory cassette (31.2g, 70x60x20 mm) compatible with ALPHA series controllers. It's suitable for storing critical data in sensors, automotive control, medical devices, and PLCs. Certified with UKCA, EAC, DNV, and CE, it operates from -20 to 60C but is not expandable.
Our Repair Process for the
ALEEPROM
Our repair process for Mitsubishi ALEEPROM failures begins with reprogramming the EEPROM using a verified firmware image to correct memory corruption and resolve data retention issues, thereby restoring proper PLC operation. Technicians then meticulously inspect and clean connector pins to eliminate intermittent communication errors, ensuring robust signal integrity for reliable data transfer. Finally, address decoding errors are diagnosed and corrected through verification of the chip select logic and associated circuitry, guaranteeing accurate memory access within the PLC system.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY