[shortdesc] Managed, Fanless, 8 x 10/100 Fast Ethernet ports, 2 x 1G copper uplinks, UPOE (480W), Layer 2 [/shortdesc] [properties] Properties CDB-8U Description Cisco Catalyst Digital Building Switch, 8 x FE, 480W UPOE, Uplinks: 2 x 1G copper, LAN Lite. Product Family Catalyst Digital Building Switch Product Type Switches Ethernet Ports 8 x 10/100 Fast Ethernet UPOE PoE Output Ports 8 Available PoE Power 480W Uplinks 2 x 10/100/1000 Default Software LAN Lite [/properties] [specifications] Specifications CDB-8U Forwarding bandwidth 2.8 Gbps Switching bandwidth (full-duplex capacity) 5.6 Gbps Flash memory 256 MB Memory DRAM 512 MB Max VLANs 64 VLAN IDs (1-4094) Maximum Transmission Unit (MTU) Up to 1500 bytes MAC entries 8192 Port channels 6 Queues 4 egress queues/port Buffers 1K ACLs 180 MAC, IPv4 and IPv6 Bootup time 35 sec. Forwarding Rate 64-Byte Packet Cisco Catalyst Digital Building Series CDB-8U 4.2 mpps CDB-8P 4.2 mpps Cisco Catalyst Digital Building Series Ethernet interfaces: ● 10BASE-T ports: RJ-45 connectors, 2-pair Category 3, 4, or 5 Unshielded Twisted-Pair (UTP) cabling● 100BASE-TX ports: RJ-45 connectors, 2-pair Category 5 UTP cabling● 1000BASE-T ports: RJ-45 connectors, 4-pair Category 5 UTP cabling Power connectors ● The Cisco Catalyst Digital Building Series Switches utilize a proprietary power connector on the switch itself tomake installation, upgrades, and maintenance fast and easy, as well as enabling up to 277VAC operation. Theinternal power supply is an autoranging AC power supply● Customers utilizing the direct-wire Catalyst Digital Building Flex Mount can provide 100V – 277VAC inputvoltage.● Customers utilizing the C14 Catalyst Digital Building Flex Mount, or the Catalyst Digital Building 5-slot RackMount can utilize 100V – 240VAC input voltage● The C14 Catalyst Digital Building Flex Mount and the Catalyst Digital Building 5-slot Rack Mount can beordered with a variety of country-specific power cords Indicators Per-port status: link integrity, disabled, activity, speed, PoE StatusSystem status: system, power saving mode Dimensions (H x W x D) Inches: 2.75 x 8.72 x 11.07 Centimeters: 6.98 x 22.15 x 28.12 Weight 9.65 Pounds - 4.38 Kilograms Environmental ranges Operating* temperature up to 5000 ft (1524 m) (-5°C to +50°C** ) - (+23°F to +122°F ) Operating* temperature up to 10,000 ft (3048 m) (-5°C to +45°C ) - (+23°F to +113°F ) Storage temperature up to 15,000 ft (4572 m) (-25°C to +70°C) - (+13°F to +158°F ) Operating altitude Up to 3048 m - Up to 10,000 ft Storage altitude Up to 4000 m - Up to 15,000 ft Operating relative humidity 5% to 95% non-condensing Storage relative humidity 5% to 95% non-condensing * Minimum ambient temperature for cold start is 0°C (+32°F). ** Operation above 40°C may impact service life. Mean Time Between Failures (MTBF) (hours) 710,27 [/specifications] [accesories] Stacking and Accessories CDB-MNT-FLEX-C14= Flexible mount* spare part with IEC C14 power junction box (One mount needed per switch to power the switch). CDB-MNT-FLEX-DIR= Flexible mount* spare part with direct-wired junction box (One mount needed per switch to power the switch). CDB-MNT-RACK5-C14= 5- 5-RU 19” rack mount chassis spare part for 5 switches (Flexible mounts above are NOT required if switches to be mounted on this rack mount chassis). * Available as a spare unit too. [/accesories] Cisco CDB-8U Switch The Cisco Catalyst CDB-8U is an 8-port Fast Ethernet switch designed for smart building applications. With support for Universal Power over Ethernet (UPOE) and a total power budget of 480W, this switch is ideal for powering devices like lighting, HVAC systems, and security systems through a single network. It also includes two Gigabit uplink ports, ensuring reliable and scalable connectivity for building automation systems. Key Features: 8 x Fast Ethernet Ports: Provides connectivity for various building systems such as lighting, security, and HVAC. UPOE Support with 480W Budget: Powers devices with up to 60W per port, supporting high-power requirements. 2 x Gigabit Uplink Ports: Enables high-speed uplink connectivity for seamless network expansion. Fanless Design: Ensures quiet, reliable operation in noise-sensitive environments. Compact and Flexible: Designed for installation in various locations such as racks, cabinets, and ceilings. Technical Overview: Recommended for: Smart building systems, lighting, and building automation. Ports: 8 x 10/100 Mbps Fast Ethernet ports, 2 x Gigabit Ethernet uplinks. PoE Budget: 480W across 8 UPOE ports. Switching Capacity: 5.6 Gbps. Forwarding Rate: 4.2 Mpps. Energy Efficiency: Supports energy-efficient Ethernet (EEE) for lower power consumption. You can check the related tab for the CDB-8U datasheet.
