General Features: Audible alarms Automatic internal bypass Automatic self-test Battery replacement without tools Cold-start capable Dual mains input Frequency and voltage regulation Generator compatible Hot-swappable batteries Input power factor correction LCD display Manual maintenance bypass Network manageable Programmable frequency Safety-agency approved Scalable runtime Shippable with modules installed Temperature-compensated battery charging User-replaceable batteries Over 10 million installed - now available in three-phase Smart-UPS VT offers centralized three-phase power protection with the reliability of the award winning Smart-UPS family. Ideal for small data centers, large retail stores, regional offices, and laboratory equipment, the Smart-UPS VT features dual-mains input, automatic bypass, and scalable runtime with hot-swappable batteries for increased availability. Low cost of ownership is achieved through best-in-class efficiency and a reduction in rating of electrical infrastructure - wires, transformers, and generators. APC's Network Management Card with temperature monitoring provides remote monitoring and management through Web/SNMP. Serviceability is greatly enhanced with its user-replaceable batteries and manageable extended run frames. The Smart-UPS VT is the easiest UPS in its class to deploy, manage and maintain.