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The GUDE Expert Power Control 8291-1 is a high-performance intelligent PDU designed for IT and AV installations. This 19-inch, 1U rack-mount unit offers 21 individually switchable AC and DC ports, advanced monitoring, and integrated surge protection for maximum reliability and flexibility. 21 Switchable Power Ports. 4 × AC ports (IEC C13, 230 V). 17 × DC ports (5 V, 12 V, 24 V via industrial clamp or USB A). Independent Switching & Metering: Supports mixed voltages and connection types. Built-In eFuse Protection: Each DC output fused for safety. Environmental Monitoring: Temperature, humidity, and air pressure sensors (plug-and-play). Advanced Control & Integration. REST API, HTTPS, SNMP, Telnet, SSH, MQTT. Event and schedule-based switching. Remote reboot with programmable on/off sequences. Self-Healing Watchdog: Automatic restart per port when thresholds exceeded. Energy Efficiency: Precise metering of current, voltage, power factor, and residual current. Surge Protection: Integrated Type 3 SPD for device and load safety. Secure & Reliable: SSL/TLS encryption, IP access control, password protection. Rack Size: 19 / 1U. Dimensions: 43.9 × 24.1 × 4.4 cm. Operating Temp: 0-50 °C. Power Supply: IEC C20 max. 16 A, 230 V. Integrated Industrial PSU: Max. 300 W with active harmonic filter (PFC). 1.8 million hours.

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