Eaton Ellipse ECO 500 IEC uninterruptible power supply (UPS) Standby Offline.. Eaton Ellipse ECO 500 IEC uninterruptible power supply (UPS) Standby (Offline) 0.5 kVA 300 W 4 AC outlet(s). Eaton Ellipse ECO 500 IEC Standby (Offline) 0.5 kVA 300 W 161 V 284 V 50/60 Hz.Collection Model: Eaton Ellipse ECO 500 IEC. The Eaton Ellipse Eco Is A Slim-Line Power Protection With Built-In High Performance Surge-Protection Device (Compliant With Iec 61643-1 Standard). With An Efficient Electrical Design And The Ecocontrol Function (Usb Models) The Eaton Ellipse Eco Helps You Make Energy Savings Of Up To 25 Per Cent Compared To Previous-Generation Upss. Eaton Ellipse ECO 500 IEC. IEC 62040-1 IEC 60950-1 IEC 62040-2 CB Report CE mark IEC 61643-1. Typical backup time at half load. Certain areas are subject to an additional charge, including Northern Ireland, Scottish Highlands and the Isle of Man. Unfortunately we are not able to deliver outside the UK.