APC Smart-UPS SC 450 VA, 230 V - rack chassis height 1U / vertical version APC Smart-UPS SC UPS are excellent for protecting computer networks of small and medium-sized enterprises, as well as equipment of retail outlets from malfunctions and power outages. They provide the quality of protection that meets the requirements of computer networks, support battery replacement without stopping work and have built-in means of protecting data transmission lines, which allows you not to worry about uninterrupted power supply and operational readiness of systems. Based on the standards shared with the award-winning Smart-UPS, Smart-UPS SC implements the basic functionality and management capabilities necessary to protect entry-level applications. Composition: CD-ROM with software, Brackets for mounting in hardware racks, RS-232 Signal cable for Smart UPS, Instruction Manual