APC Smart-UPS, Line Interactive, 500VA, Lithium-ion, Rackmount 1U, 120V, 4x NEMA 5-15R outlets, Short Depth

Overview

The APC SCL500RM1U is a line interactive uninterruptible power supply designed to fit into a single rack unit with a short-depth chassis, making it ideal for network closets, edge racks, and other compact spaces. It provides 500 volt-amperes (VA) and 400 watts of power, ensuring that essential equipment like switches, small servers, security appliances, or point-of-sale systems remain operational during power interruptions. The built-in lithium-ion battery offers a long service life of eight to ten years, reducing maintenance needs and total cost of ownership.

Key features

• Line interactive design that stabilizes voltage fluctuations and provides backup power during outages
• Lithium-ion battery technology that extends service life and reduces replacement frequency compared to lead-acid batteries
• Four battery-backed NEMA 5-15R outlets delivering pure sine wave power to protect sensitive devices
• Surge protection rated at 680 joules to guard connected equipment against power spikes and transients
• Compact 1U short-depth rack chassis that saves valuable rack space and allows for easy rear cable management
• Front LED status panel offering clear, at-a-glance information on UPS operation and battery status
• Includes rack mounting rails and a USB cable for seamless installation and power management monitoring
• Six-foot NEMA 5-15P input cord that simplifies placement and connection in tight spaces
• Five-year warranty covering both the UPS and the lithium-ion battery for long-term reliability

Key specs

• Capacity: 500 VA / 400 W
• Battery type: Lithium-ion with 8 to 10 years expected service life
• Output outlets: 4 x NEMA 5-15R (battery-backed)
• Input plug: NEMA 5-15P with 6-foot cord
• Runtime at full load: Up to 3 minutes 26 seconds
• Surge protection: 680 joules
• Form factor: 1U rackmount, short-depth chassis
• Warranty: 5 years (UPS and battery)

Installation and setup

Setting up the SCL500RM1U is straightforward thanks to the included rack mounting rails and USB cable for power management software. The short-depth chassis design leaves ample room for rear cabling, which helps maintain a clean and organized rack environment. The six-foot input cord allows flexible placement within network closets or edge racks without the need for additional extension cords.

Ideal uses and environments

This UPS is well suited to environments where space is limited but reliable power protection is critical. It works well in branch offices, retail cabinets, and home labs that require uninterrupted power for networking equipment, small servers, or security devices. Its low noise operation and compact size make it a strong choice for setups where quiet and efficient power backup is necessary without sacrificing rack space.