BestParts New 280Watts Power Supply Compatible with Dahua POE NVR DVR AC 100-240V 47-63HZ

BestParts New 280Watts Power Supply Compatible with Dahua POE NVR DVR AC 100-240V 47-63HZ

Tripp Lite SMART1500LCD 1500VA Rack Mount UPS Battery Backup, 900W, 8 Outlets, PWM Sine Wave, Short Depth 2U Rackmount UPS, AVR, LCD Screen

Seagate Skyhawk 4TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 64MB Cache for DVR NVR Security Camera System with Drive Health Management and in-House Rescue Services (ST4000VXZ16/016)