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  • Half-size of 2.5" SATA HDDs
  • Global Wear-leveling and Block Management
  • Built-in ATA Secure Erase and S.M.A.R.T. Functions
  • Intelligent Power Failure Recovery
  • Trim Command Support
  • MLC Extended Temperature Support
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Apacer Serial ATA Flash Drive (SAFD) 25M4 utilizes flash vendor guaranteed wide-temp MLC chip and a built-in 7+15pin SATA connector. With a maximum capacity of 128 GB, it can operate normally in harsh temperature environments ranging from -40°C - +85°C. Given a half size of 2.5" form factor, the SAFD 25M4-M equipped with customized bracket is compatible 2.5" mechnical space. It can be directly embedded into such applications as industrial tablet PCs and rugged mobile devices. Also among the pluses is the sequential read/write speed reaching 155/80 MB/sec; this provides portable devices with multiple advantages of thin profile , high speed and reliability.  Due to noiseless, shock-resistant and power-saving features, the SAFD 25M4-M not only meet customer demand for portable devices perfectly but also offer mobility and reliability for industrial tablet PCs and mobile devices.



*The actual available memory on the device is less than what is listed on the package. This is due to small discrepancies in file formats and algorithms used by various operating systems. In addition, a portion of memory space is reserved for system files and data sectors for better performance.

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Type Description Language OS Size Release Date Download Note
Specification Sheet SFD25H-M_Spec_rev1.4 English All 591.00kb 2015/12/29 SFD25H-M_Spec_rev1.4
Specification Sheet SFD25H1-M_15nm_Spec_rev1.0 EN All 455.00kb 2015/12/29 SFD25H1-M_15nm_Spec_rev1.0
Specification Sheet SFD 25H1-M_Specification Sheet English All 504.00kb 2015/01/09 SFD 25H1-M_Specification Sheet
Specification Sheet SFD 25A-M_Specification Sheet English All 426.00kb 2014/09/01 SFD 25A-M_Specification Sheet
Specification Sheet SFD 25A-M (Wide Temp.)_Specification Sheet English All 411.00kb 2014/09/01 SFD 25A-M (Wide Temp.)_Specification Sheet
Specification Sheet SAFD 25P-M_Specification sheet English All 732.00kb 2012/04/12 SAFD 25P-M_Specification sheet
Specification Sheet SAFD 25M4-M_Specification Sheet English 261.00kb 2011/12/14 SAFD 25M4-M_Specification Sheet
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