From blackouts to brownouts, sags to surges, this uninterruptible power supply from APC will make common electrical faults a thing of the past. Its four IEC C13 outlets and two IEC jumpers mean this is a practical pick that helps you bridge mains outages across your network, as they let the UPS charge several devices at one time. The dependable and maintenance-free lead-acid battery provides up to 9Ah of pure sine wave power, so you can trust you'll get low EMI for minimal signal disruption too. To help you install this 1U unit in a jiffy, it's supplied with a manual, software CD and rack-mounting brackets.

• LED status indicators help you understand unit and power status at a glance
• Quick transfer time of 4 to 8ms, so you get speedy switchovers from mains to battery power
• Hot-swappable batteries let you avoid system downtime when changing over

• Point of service equipment
• Network devices
• Server rooms
• Data centres

As a line-interactive UPS, you can count on quick switchovers from mains to battery power in case of a power cut.