APC SMT1500RMJ2U 1500VA Rackmount Line-Interactive UPS
Overview
The APC SMT1500RMJ2U is a rack-mounted uninterruptible power supply designed to provide battery-backed power and voltage stabilization for rack-based IT systems operating in 100-volt power environments. It is typically deployed by infrastructure engineers supporting servers, network switches, and storage devices that require stable power delivery and controlled shutdown capability during utility interruptions. The system protects connected equipment from outages, voltage fluctuations, and electrical noise that can disrupt service or cause unexpected system shutdowns.
This UPS delivers 1500VA / 1200W output capacity using a line-interactive topology with pure sine wave output. The architecture supports modern IT equipment with active power factor corrected power supplies while maintaining efficient operation during voltage fluctuations. Automatic Voltage Regulation corrects minor voltage variations without switching to battery power, reducing unnecessary battery cycling and extending battery lifespan. The unit operates in 100V electrical environments and connects to facility power through a NEMA 5-15P plug, providing six NEMA 5-15R outlets for protected equipment.
The system is designed for installation in standard 19-inch equipment racks, occupying 2U of rack space. This rack footprint allows deployment in branch infrastructure racks, telecommunications cabinets, and small server rooms where moderate UPS capacity is required. In these environments the UPS commonly protects a combination of servers, firewall appliances, and network switches that must remain operational long enough for automated shutdown or failover procedures.
Operational monitoring is provided through an integrated LCD interface and communication ports including USB and serial connectivity. A SmartSlot expansion interface allows the installation of optional network management cards for remote monitoring and automated shutdown integration with infrastructure management systems. These capabilities allow administrators to monitor power conditions, load levels, and battery status while integrating the UPS into centralized monitoring platforms.
A common deployment scenario includes a rack containing a virtualization host, firewall appliance, and multiple access switches. In this configuration the UPS maintains conditioned AC output during utility disturbances and provides several minutes of runtime to allow automated shutdown procedures or service failover.
This UPS is not intended for high-density compute racks or installations requiring continuous double-conversion power protection. Environments requiring multi-kilowatt protection or facility-level electrical redundancy typically deploy larger online UPS platforms designed for data center power architecture.
Key Features
• 1500VA / 1200W rackmount line-interactive UPS
• Pure sine wave output for modern IT power supplies
• Six NEMA 5-15R battery-backed output receptacles
• SmartSlot expansion for remote management modules
• LCD interface for load and battery monitoring
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