Toshiba MG10ACA20TE 20TB MG10 Series Enterprise 3.5" SATA 6Gb/s Internal HDD

MG09ACA18TE belongs to Toshiba MG09 enterprise series, a helium‑sealed 3.5‑inch CMR SATA hard drive of 18TB capacity. It runs at 7200RPM with 512MB cache and offers up to 268MB/s sustained transfer speedToshiba St....

Helium‑filled 9‑platter construction with FC‑MAMR technology realizes large‑capacity CMR recording, reducing power consumption and mechanical wear东芝半导体.... It has 2.5‑million‑hour MTBF and supports heavy 550TB yearly workload for non‑stop enterprise operation. Persistent Write Cache prevents data loss during unexpected power failure.

Main applications include cloud data‑center nodes, enterprise NAS, RAID storage, backup archive and large‑volume media storage. Adequate cooling and compatible enterprise host hardware are required during deployment. Datasheet PDF can be downloaded.

G10ACA20TE Toshiba MG10 Enterprise Hard Drive Feature

1. 20TB Ultra-Large Helium FC-MAMR CMR Enterprise Capacity

The MG10ACA20TE is a top-tier Toshiba MG10 series cloud-scale enterprise hard drive with 20TB massive storage capacity. It adopts advanced helium-sealed 9-disk architecture and latest FC-MAMR flux control microwave-assisted magnetic recording CMR technology. Completely free of SMR performance attenuation and rewrite failure issues, it delivers ultra-stable, consistent read-write performance under long-duration high-load cyclic workloads. The ultra-high single-disk storage density effectively reduces data center rack occupation and overall hardware deployment costs.

2. 7200RPM High Speed & 512MB Large Cache Optimization

Equipped with 7200RPM high-precision spindle motor and 512MB large independent cache, this enterprise-grade HDD features standard SATA III 6.0Gb/s high-bandwidth interface. It reaches a maximum sustained transfer speed up to 271MB/s, providing low-latency batch data transmission and high-concurrency business processing capabilities. Intelligent cache scheduling mechanism optimizes data read-write logic, ensuring smooth and efficient operation during 24/7 high-intensity enterprise workloads.

3. Advanced Helium-Sealed Low Power & Low Heat Design

Built with professional hermetic helium sealing technology, the MG10ACA20TE drastically reduces internal air resistance and mechanical friction compared with traditional air-filled hard drives. It features lower idle and operating power consumption, minimal heat generation and quieter operational noise. Excellent energy efficiency per TB effectively cuts data center electricity consumption and cooling costs, greatly lowering long-term TCO for large-scale enterprise storage systems.

4. 2.5 Million Hours Ultra-High Reliability & 550TB Annual Workload

Engineered for 8760-hour full-year uninterrupted enterprise operation, this hard drive achieves industry-leading 2,500,000 hours MTBF and ultra-low 0.35% annual failure rate. It supports 550TB professional enterprise annual workload rating, perfectly adapting to long-term high-frequency mixed read-write tasks. Integrated power-loss write protection and advanced multi-level error correction mechanisms ensure complete data integrity during sudden power interruptions.

5. Enterprise Vibration Suppression & RAID Array Stability

Integrating dual-plane balance and rotational vibration (RV) suppression technology, it effectively offsets mechanical resonance and cross-disk vibration interference in high-density server racks and multi-bay RAID arrays. Optimized enterprise firmware enhances array synchronization accuracy and error recovery efficiency, preventing performance degradation and bad sector generation during long-term continuous array operation, maximizing overall storage system stability and service life.

Technical Specifications of MG10ACA20TE Toshiba MG10 Enterprise SATA HDD

Industrial Applications of the MG10ACA20TE Toshiba MG10 Enterprise Hard Drive

1. Hyperscale Cloud Data Center Storage

The MG10ACA20TE features industry-leading 20TB ultra-high single-disk capacity and optimized helium-sealed architecture, making it ideal for large-scale cloud data center capacity expansion and bulk cold data archiving. Its low power consumption and heat generation effectively reduce server room energy load and cooling costs. High storage density minimizes rack space usage, significantly lowering overall TCO for distributed cloud storage and hyperscale computing infrastructure.

2. High-Density Enterprise RAID Array System

Optimized for multi-disk enterprise array environments, this FC-MAMR CMR enterprise HDD delivers consistent high-speed read-write performance and professional anti-vibration capability. It eliminates cross-disk vibration interference and performance attenuation during long-term high-load cyclic operation, ensuring stable data synchronization and complete data integrity. It is the preferred high-capacity storage solution for enterprise redundant backup arrays and high-density server storage clusters.

3. Big Data Mining & AI Computing Platform

With 271MB/s maximum sustained speed and 512MB large cache acceleration, the drive efficiently supports massive batch data reading, iterative computing and data sorting tasks. It provides reliable high-throughput warm and cold data storage for big data statistical analysis, machine learning and AI model training, improving overall operational efficiency of intelligent computing platforms.

4. 24/7 High-Load Core Server Storage

Built for 8760-hour uninterrupted enterprise operation and 550TB high annual workload, the MG10ACA20TE stably handles long-term high-frequency mixed read-write workloads of core business servers, database systems and equipment log storage. The built-in power-loss protection and error correction mechanisms prevent accidental data loss, ensuring continuous and secure operation of enterprise critical business data.

5. Long-Term Enterprise & Government Data Archiving

Benefiting from 2.5 million hours ultra-high MTBF and helium low-power stable structure, this hard drive excels in long-term static and cyclic data storage scenarios. It is widely applied for secure archiving of enterprise financial data, government resource files, historical business records and media assets, realizing low-maintenance, high-reliability and long-cycle data asset preservation and disaster recovery backup.