Seeking power protection for network devices like servers, routers and hubs? This smart uninterruptible power supply from APC is up to the task. An internal battery means it offers continuous power to connected devices to bridge any gaps or fluctuations in mains electricity and prevent system downtime. As it's internally disconnected from the input utility supply, you can trust your equipment's safely isolated and won't be damaged by large surges. This is a line-interactive UPS, so you'll also get quick switchovers in case of a cut, as your battery and inverter are always linked to the outputs and ready to kick into action.

• Hot-swappable battery makes it easy to replace when power is running to avoid downtime
• Cold start capability lets you run tests or power up without mains input
• Comes with alarms so you get alerts when parameters are exceeded
• Includes a smart slot that allows DB9 and RS232 communications
• Standardised height of 4U makes it simple to integrate into a networking rack

• Point-of-sale equipment
• Networking switches
• Industrial PCs

This UPS suits an ambient temperature range between 0°C and +40°C, so it's a safe bet for use in harsh environments.