The MD03ACA-V series of 3.5-inch HDDs for surveillance applications are available in capacities up to 4 TB. The SATA drives spin at 7200rpm and support the industry-standard 512n sector lengths as well as RV compensation. The robust design of the MD03ACA-V series provides storage to various video recorders including surveillance digital video recorders (SDVR), surveillance network video recorders (SNVR) and Hybrid SDVR, delivering 24/7 operation with a mean time to failure (MTTF) of 1 million hours. Toshibas high-capacity HDDs enable support for higher resolution data streams, addresses the need for longer surveillance video retention periods, multi-streaming capabilities, wider temperature resistance and uninterrupted write applications.