Battery
| Battery capacity |
7 Ah |
| Battery voltage |
12 V |
| Typical backup time at full load |
20 min |
Weight & dimensions
| Depth |
275 mm |
| Weight |
4500 g |
| Width |
185 mm |
| Height |
95 mm |
Performance
| LED indicators |
Status |
| Audible alarm(s) |
Y |
| UPS topology |
Line-Interactive |
| Power protection features |
Battery discharge, Overcharge, Short circuit |
| Automatic Voltage Regulation (AVR) |
Y |
Ports & interfaces
| AC outlets quantity |
4 AC outlet(s) |
Power
| Output power capacity |
650 VA |
| Output power |
390 W |
Line Interactive UPS 650 VA with Schuko
The EW3940 UPS with 4 power sockets is designed to protect your computer and valuable files against power failures and surges: 2 Power sockets are equipped with a battery and surge protections. The other 2 power sockets have surge protection. The built-in battery of the Ewent EW3940 Line Interactive UPS 650VA allows you to save your files within approximately 8-20 minutes (depends on the load).
The Line Interactive UPS notifies you with a sound signal during power failure. The UPS also notifies you when the built-in battery runs out of power.
It is very easy to connect a computer to the EW3940 UPS. Just put the power plug of your computer in the power socket of the UPS.