The KSTAR MEMO S 2000VA Online UPS housed in a robust metal chassis delivers reliable, enterprise-grade protection via online double-conversion topology, ensuring zero transfer time and pure sine-wave output. Rated at 2000 VA (approx. 1400 W real load), it accepts 208-240 VAC input and outputs the same range at ±1% regulation, supporting frequencies from 40-70 Hz in AC mode and maintaining 50/60 Hz ±0.1 Hz on battery. The unit includes six 12 V/7 Ah batteries for around 25 minutes of half-load runtime, managed via an easy-to-read LED/LCD display. Built in protections include overload cutoff, fuse, built-in stabilizer, and alarms for battery‑low, fault, and overload conditions. Physical dimensions are a compact 191 × 460 × 337 mm, weighing about 24.5 kg, and it features three rear output ports plus EPO and optional communication slots.