Dell Tower UPS 500W 750VA 100-120V Battery Backup Uninterruptible Power Supply H900N 0H900N CN-0H900N. Model Number: Tower UPS 500WDell Part Number: H900N 0H900N CN-0H900NIncluded: - Power Cord Extender Cable (T736H) - Power Cord (T732H)- USB CableFeatures & Benefits:- Buck and Boost voltage regulation that ensures regulated voltage to your load by correcting voltage fluctuations.- Start-on-battery capability for powering up the UPS even if utility power is not available.- Extended runtime with an optional External Battery Module (EBM) for 1000–1920W UPS models.- Two standard communication ports (USB and DB-9 serial port).- Optional Dell Network Management Card with enhanced communication capabilities for increased power protection and control.- Network transient protector that guards your network communications equipment from surges.- Advanced power management with the Dell UPS Management Software for graceful shutdowns and power monitoring.- Sequential shutdown and load management through separate receptacle groups called load segments.- Firmware that is easily upgradable without a service call.- Backed by worldwide agency approvalsSpecifications: Capacity: 750VAInput Voltage: 100-120V, 6A, 50/60HzOutput Voltage: - 100V:500VA/500W, 5A Max- 110V:500VA/500W, 4.6A Max- 120V:500VA/500W, 4.2 MaxPower Max: 500WUPS Topology: Line InteractiveRuntime: 14min half loadDimensions (W x H x D): 6.7″ x 8.5″ x 15.5″ Weight: 26lbs