<b>Intuitive LCD interface</b><br />Provides clear and accurate information in multiple languages with the ability to configure the UPS locally with easy to use navigation keys.<br /><br /><b>Predictive replace battery date</b><br />Dynamically provides the month and year when battery replacement is recommended to aide in long term maintenance planning.<br /><br /><b>Audible alarms</b><br />Provide notification of changing flywheel conditions<br /><br /><b>InfraStruXure Central compatible</b><br />Enables centralized management via APC InfraStruXure Central.<br /><br /><b>SmartSlot</b><br />Customize UPS capabilities with management cards.<br /><br /><b>Cold-start capable</b><br />Provides temporary battery power when the utility power is out.<br /><br /><b>Serial Connectivity</b><br />Use any Home Automation network to monitor and control the S20 through its RS-232 serial port. For information on how to communicate with the S20 see APC's Application Note #102. Crestron and AMX installers should visit their respective websites for information on how to integrate the S20 into those networks.<br /><br /><b>Resettable circuit breakers</b><br />Enables a quick recovery from overload events.<br /><br /><b>Hot-swappable batteries</b><br />Ensures clean uninterrupted power to protected equipment while batteries are being replaced<br /><br /><b>Disconnected battery notification</b><br />Warns when a battery is not available to provide backup power.<br /><br /><b>Automatic self-test</b><br />Periodic battery self-test ensures early detection of a battery that needs to be replaced.<br /><br /><b>Automatic restart of loads after UPS shutdown</b><br />Automatically starts up the connected equipment upon the return of utility power.<br /><br /><b>Adjustable voltage-transfer points</b><br />Maximizes useful battery life by widening the input voltage window or tightening the output voltage regulation.<br /><br /><b>Adjustable voltage sensitivity</b><br />Provides the ability to adapt the UPS for optimal performance in specific power environments or generator applications.<br /><br /><b>Audible alarms</b><br />Provides notification of changing utility power and UPS conditions.<br /><br /><b>User-replaceable batteries</b><br />Increases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR)<br /><br /><b>USB connectivity</b><br />Provides management of the UPS via a USB port (not available on all models).<br /><br /><b>Serial Connectivity</b><br />Provides management of the UPS via a serial port.<br /><br /><b>Temperature-compensated battery charging</b><br />Prolongs battery life by regulating the charge voltage according to battery temperature.<br /><br /><b>Boost and Trim Automatic Voltage Regulation (AVR)</b><br />Gives higher application availability by correcting low and high voltage conditions without using the battery.<br /><br /><b>Intelligent battery management</b><br />Maximizes battery performance life and reliability through intelligent precision charging.<br /><br /><b>Safety-agency approved</b><br />Ensures the product has been tested and approved to work safely with the connected service provider equipment and within the specified environment.<br /><br /><b>Power conditioning</b><br />Protects connected loads from surges spikes lightning and other power disturbances.<br /><br /><b>Network manageable</b><br />Provides remote management of the UPS over the network.<br /><br /><b>Adjustable voltage sensitivity</b><br />Provides the ability to adapt the Power Conditioner for optimal performance in specific power environments or generator applications.<br /><br /><b>Predicitive failure notification</b><br />Provides early-warning fault analysis ensuring proactive component replacement.