The Vertiv Liebert PSI5 uninterruptible power supply (UPS) is designed to protect and extend the life of your electronic devices in school, home and office. This 750VA UPS tower offers cost-effective protection from downtime and damage caused by power outages, brownouts, sags, surges or noise interference. Automatic Voltage Regulation (AVR) extends battery life and safeguards critical equipment. Voltage regulation is from 83 to 159 VAC without using the battery. With advanced pure sine wave output, this line interactive UPS ensures availability of critical IT applications like network closets and small data centers. This battery backup allows orderly shutdown of critical equipment. It takes less than 6 milliseconds transfer time to battery. Add an optional Vertiv Liebert Unity communication card and remotely monitor up to 50 UPS systems with free Vertiv Trellis Power Insight Application. It has a 2-year Vertiv UPS warranty with optional extensions for up to 5 years total coverage. More from the Manufacturer. Manufacturer: Vertiv. Manufacturer Part Number: PSI5-750MT120. Brand Name: Liebert. Product Series: PSI5. Product Model: PSI. Product Name: PSI5-750MT120 UPS. Product Type: Line-interactive UPS. [Technical Information] AVR: Yes. Plug/Connector Type: NEMA 5-15P. Receptacle Type: NEMA 5-15R. Receptacle Detail: 5 x NEMA 5-15R. Dataline Protection: RJ-11. RJ-45. Transfer Time: 4 ms. Phase: Single Phase. Application/Usage: Electronic Device. Home. Office. Mission Critical Equipment. Network Closet. Data Center. Education. [Power Description] Load Capacity: 750 VA/675 W. Input Voltage: 120 V AC. Input Voltage Range: 75 V AC - 146 V AC. Output Voltage: 100 V AC. 110 V AC. 115 V AC. 120 V AC. 125 V AC. Input Frequency: 65 Hz. Output Frequency: 60 Hz. Waveform Type: Pure Sine Wave. [Interfaces/Ports] Serial Port: No. Network (RJ-45): Yes. EPO Port: Yes. USB (HID Compliant)