SYNOLOGY 2.5-inch internal SSD for NAS SAT5221 3,84TB SATA3 DSP0000033177

Synology specifications SAT5221-3840G 3.84TB
The **Synology SAT5221-3840G** is a high-performance enterprise SSD designed to deliver **exceptional reliability and continuous 24/7 operation** in demanding storage environments. With a capacity of **3.84 TB**, this solid-state drive is ideal for professional NAS systems that require **low latency, high endurance and protection against power failures**. Its performance is optimized for applications such as OLTP databases, virtualization, caching and other I/O-intensive environments.
High performance and sustained efficiency
Thanks to its **SATA 6Gb/s** interface and a design optimized for enterprise workloads, this SSD delivers a **consistent transfer rate of up to 500 MB/s** for both read and write operations. This makes it an ideal solution for critical applications where response time is essential.

Sequential read: up to 500 MB/s
Sequential write: Up to 500 MB/s
4K random read IOPS: up to 90.000
4K random write IOPS: up to 30.000

Designed for demanding environments
Designed for continuous operation, the SAT5221-3840G offers endurance of up to **7000 TBW** and an MTBF of **1.5 million hours**, ensuring reliable long-term operation. It also incorporates advanced **data protection and power-loss protection (PLP)** technologies to safeguard data integrity at all times.

Certified 24/7 operation
Complete data protection + PLP
Usage class: Enterprise

Compact design and high compatibility
With a **2.5" form factor and a height of just 7 mm**, this SSD is compatible with most standard bays and can be easily integrated into Synology storage environments and other professional systems.

Form factor: 2.5" / 7 mm
Interface: 1 x SATA 6 Gb/s
Minimum power consumption: 1.2 W in standby

Reliability in extreme conditions
Its wide operating and storage temperature range ensures stable performance even in adverse environmental conditions.

Operating temperature: 0 °C to 70 °C
Storage temperature: -40 °C to 85 °C
Complies with FCC, RoHS, UKCA and other regulations

Other specifications

CAPACITY : 3.84 TB
Power consumption during read : 4.5 W
Power consumption during write : 5 W
Unrecoverable error: 1 per 10^17 bits read
Compliance: FCC, EAC, BSMI, VCCI, KC, RoHS, UKCA, WEEE, ESD
Volume (m ³): 0.0017