APC SMT750CUS – Smart-UPS 750VA (Line-Interactive UPS)
Overview
The APC SMT750CUS is a line-interactive UPS with approximately 750 VA / 500 W power capacity, designed for supporting small servers, network appliances, and workstations against power outages and disturbances. It delivers pure sine-wave output, suitable for sensitive loads and active PFC power supplies. It includes Automatic Voltage Regulation (AVR) to compensate for minor voltage fluctuations without draining the battery. The device features 6 NEMA 5-15R outlets (all battery + surge protected) and a built-in LCD interface to display load, battery status, and configuration. It supports remote monitoring via SmartConnect (if included) and allows runtime extension with external battery packs in environments that demand longer backup.
Key Features
- Pure sine-wave output to support sensitive electronics and avoid compatibility issues
- Automatic Voltage Regulation (AVR) reduces battery use by correcting under/overvoltage automatically
- 6 battery + surge outlets for essential device protection under load
- LCD status display & remote monitoring support for real-time insight into UPS health


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