Toshiba S300 4TB Surveillance 3.5” Internal Hard Drive – SATA 6 Gb/s 5400 RPM 128MB Cache (HDWT140UZSVAR)

For those serious about security, The Toshiba S300 surveillance internal hard drive has you covered from every angle. The S300 offers equally high Performance and surveillance-critical reliability Designed for 24/7 operation in your home office and small office video surveillance systems. Engineered for high durability, The S300 surveillance hard drive supports a robust workload rating and is tested to perform around-the-clock that never sleeps – so that you can.