The APC Back-UPS BK350EI is a reliable standby (offline) uninterruptible power supply (UPS) tailored for 230 V environments, delivering a maximum power output of 350 VA / 210 W. Featuring a compact tower design, this UPS offers four IEC C13 outlets with a mix of battery-backup and surge-only connections, ideal for safeguarding small home or office equipment against power interruptions and surges.

Key features include data-line surge protection, an intuitive LED status display, and audible alarms to notify the user of utility and UPS power conditions. The BK350EI utilizes a maintenance-free sealed lead-acid battery, which is user-replaceable (model RBC2), ensuring extended service life and easy maintenance.

The unit supports USB connectivity and is compatible with PowerChute Personal Edition software for efficient management and graceful shutdown during power events. The typical battery recharge time is around 6 hours, and the UPS has an approximate transfer time of 6 milliseconds (up to 10 ms max), consistent with standby UPS technology.

Environmentally friendly, this APC model complies with RoHS, REACh, and WEEE standards and carries Schneider Electric's Green Premium labeling. This UPS is perfect for small office/home office (SOHO) setups that demand compact yet robust power protection solutions.