we present the Uninterruptible Power Supply System Interactive UPS Eaton 3P900UI 540W The Eaton 3P900UI Interactive UPS is an effective and robust solution for protecting electronic equipment against power outages and electrical fluctuations. This tower-type UPS in black offers a 540 W output power and a 0.9 kVA capacity, making it suitable for small offices, digital environments, and infrastructure systems that require operational continuity. Its standby topology, also known as offline standby UPS, ensures a fast and effective response with instant power transfer that protects against sudden blackouts and overloads. It includes four AC output sockets with C3 connectors to power multiple devices simultaneously and features USB Type-A and USB Type-C ports for monitoring and managing the unit via compatible software, facilitating integration with modern systems. The device incorporates an LED indicator that shows real-time operational status, while its safety measures include automatic shutdown under critical conditions, protecting both connected equipment and the UPS itself. Its internal 12 V, 9 Ah battery provides enough autonomy to support loads during brief power incidents, allowing safe shutdown or temporary power continuity. The tower design allows easy installation and use in limited spaces and comes with an installation guide for quick setup. Additionally, it holds international certifications such as CB, CE, RoHS, WEEE and complies with standards like IEC/EN 62040-1, 62040-2, and 62040-3, ensuring product quality, safety, and environmental compliance. Overall, the Eaton 3P900UI is a reliable interactive UPS designed to protect and ensure operational continuity in environments that require accessible and efficient power protection solutions. Type: Uninterruptible Power Supply System Interactive UPSTowerProduct with plug: YesType of plug: Plug EUColour: BlackConnections: USB 2.0AC x 4USBUSB-CRJ45Battery capacity: 9 AhNoise level: 25 dBCharacteristics: Automatic shutdownInstallation guide includedOverload indicatorVoltage: 12 V230 VTechnology: LEDAC input voltage: 220-240 VForm factor: TowerFrequency: 50/60 HzPower: 540WBattery type: Litio Ion