Dahua 650VA Offline UPS

The Dahua 650VA Offline UPS provides uninterrupted power to essential devices. It runs at an input voltage of 150-275 VAC, an input current of 1.8 A, and a rated input frequency of 50/60 Hz. The power factor of 0.85 assures efficient energy use. The output voltage is 220 VAC ± 10%, with 1.6 A from the mains supply and 1.2 A from the battery. The Dahua 650VA UPS has an output power of 360 W on the mains supply and 280 W on battery power, with a frequency of 50/60 Hz. The switch time is less than 10 milliseconds, resulting in a smooth transition during power outages. It produces a clean sine wave in mains electricity mode and a modified sine wave in battery mode. The Dahua 650VA UPS comes with a lead-acid battery and one 12 V, 7 Ah battery that charges up to 90% in 6 hours. The status indicator lights provide clear notifications: a red light flashes every 6 seconds while the battery is powered, a green light remains solid on the mains supply, a yellow light flashes every 20 seconds when charging while turned off, and both green and yellow lights signal charging while turned on. Alarm indicators notify users of battery power, low power, and overload conditions. The Dahua 650VA Offline UPS provides protection against overload, high discharge, and overcharging.