BX1600MI – APC Back UPS 1600VA

The APC BX1600MI Back-UPS 1600VA is a line-interactive uninterruptible power supply (UPS) designed to provide battery backup and surge protection for computers, gaming consoles, networking devices, and other home or small office electronics. It has an output capacity of 900 watts / 1600 VA

• Power capacity: Provides 900 watts / 1600VA of backup power.
• Outlets: Includes six IEC 60320 C13 outlets. Some variants may have four battery-backed outlets and two surge-only outlets.
• Voltage regulation: Features Automatic Voltage Regulation (AVR) to stabilize input voltage and extend battery life.
• Waveform: Outputs a stepped approximation to a sinewave.
• Interface: A front-facing LED status display and audible alarms provide power condition alerts.
• Connectivity: Includes a USB connection for using APC’s PowerChute Personal Edition software for system management and safe shutdown.
• Surge protection: Offers 273 Joules of surge protection.
• Recharge time: The internal lead-acid battery typically recharges in 8 hours.
• Physical dimensions: Measures 19 cm (H) x 14 cm (W) x 39 cm (D) and weighs 10.3 kg.
• Warranty: Comes with a 2-year repair or replace warranty. 

• At half load (450W): Runs for approximately 6.5 minutes.
• At full load (900W): Runs for about 1 minute.
• For typical loads (e.g., a PC and router at ~300W): Expect up to 60–90 minutes, though this will vary. 

• Reliability: Many users report that the UPS is reliable and performs well during power cuts.
• Odor: Some users note that the unit may emit a strong plastic or chemical smell for several weeks after purchase, which typically dissipates over time.
• Customer support: Some negative reviews point to issues with battery replacement, with users having difficulty sourcing a new battery or dealing with customer service.
• Noise: While generally quiet during normal operation, some users report minor issues. One user on the Schneider Electric Community forum noted a high-frequency sound, audible only to their children, when the UPS is on but not active. Another user reported that the cooling fan can cycle on and off annoyingly in warmer conditions.
• Battery life: A few users experienced premature battery failure within 1–2 years, while others have reported longer service life. The battery is user-replaceable on some models, though older or different variants may require professional servicing.