Ubiquiti USW-Ultra-42W 8-Port Gigabit PoE Switch
8-Port Gigabit PoE Switch A compact and versatile Layer 2 switch, the Ubiquiti USW-Ultra-42W offers 8 GbE ports with PoE+ output and various mounting options...
8-Port Gigabit PoE Switch
A compact and versatile Layer 2 switch, the Ubiquiti USW-Ultra-42W offers 8 GbE ports with PoE+ output and various mounting options to suit different installation needs. This switch is designed to provide efficient PoE power management and reliable performance for small to medium-sized networks.
Highlights
- 8 GbE ports, including 7 PoE+ output ports
 - 1 GbE PoE++ input port for flexible power options
 - 42W PoE availability with PoE++ input
 - 16W PoE availability with PoE+ input
 
Key Features
- 
Compact Design
- Versatile Mounting Options: Wall mount included for flexible installation.
 - Lightweight Construction: Weighs only 320 g (11.3 oz) for easy handling and setup.
 
 - 
Efficient PoE Power Management
- 42W Total PoE Availability: When powered by PoE++ input.
 - 16W Total PoE Availability: When powered by PoE+ input.
 - Various Power Methods: Supports 54V, 3.9A or 1.1A power adapters (not included).
 
 - 
Robust Performance
- 8 Gbps Total Non-Blocking Throughput: Ensures smooth data transmission.
 - 16 Gbps Switching Capacity: Provides ample bandwidth for connected devices.
 
 - 
Advanced Layer 2 Features
- Port Isolation: Enhances network security and performance.
 - Storm Control and Port Mirroring: For better network management.
 - Multicast/Broadcast Rate Limiting: Prevents network congestion.
 - Flow Control and Jumbo Frames: Supports efficient data transfer.
 
 
Technical Specifications
- 
Mechanical:
- Dimensions: 203 x 76 x 33 mm (8 x 3 x 1.3")
 - Weight: Device: 320 g (11.3 oz), Wall Mount: 45 g (1.6 oz)
 - Enclosure Material: Polycarbonate
 
 - 
Hardware:
- Management Interface: Ethernet In-Band
 - Networking Interface: (8) GbE RJ45 ports
 - PoE Interface: (7) PoE/PoE+ ports, (1) PoE++ input port
 - Power Method: Supports 54V, 3.9A or 1.1A power adapters (not included)
 - Max. Power Consumption: 9W with PoE input, 8W with AC adapter input (excluding PoE output)
 - Total Available PoE: 42W with PoE++ input, 16W with PoE+ input
 - Supported Voltage Range: 44—57V DC
 - Max. PoE+ Wattage per Port: 30W
 
 - 
Environmental:
- 
Operating Temperature:
- PoE++ input: -30 to 60° C (-22 to 140° F)
 - 60W AC adapter input: -20 to 45° C (-4 to 113° F)
 - 210W AC adapter input: -20 to 60° C (-4 to 140° F)
 
 - Operating Humidity: 10 to 90% noncondensing
 - Certifications: CE, FCC, IC
 
 - 
Operating Temperature:
 - 
Switching Features:
- Layer 2 Features: Port isolation, storm control, port mirroring, multicast/broadcast rate limiting, flow control, jumbo frames, egress rate limit
 - LEDs: System status, Ethernet PoE, link/activity
 
 
Summary
The Ubiquiti USW-Ultra-42W 8-Port Gigabit PoE Switch is a reliable and versatile solution for powering and connecting devices in small to medium-sized networks. With its compact design, efficient PoE power management, and robust Layer 2 features, this switch ensures seamless network performance and easy installation.
| Category | Specification | 
|---|---|
| Mechanical | |
| Dimensions | 203 x 76 x 33 mm (8 x 3 x 1.3") | 
| Weight | Device: 320 g (11.3 oz), Wall mount: 45 g (1.6 oz) | 
| Enclosure material | Polycarbonate | 
| Hardware | |
| Management interface | Ethernet In-Band | 
| Networking interface | (8) GbE RJ45 ports | 
| PoE interface | (7) PoE/PoE+ (Pins 1, 2+; 3, 6-) | 
| Total non-blocking throughput | 8 Gbps | 
| Switching capacity | 16 Gbps | 
| Power method | (1) 54V, 3.9A power adapter (Not included), (1) 54V, 1.1A power adapter (Not included), PoE++ (Pins 1, 2+; 3, 6- and 4, 5+; 7, 8-) | 
| Supported voltage range | 44—57V DC | 
| Max. power consumption | 9W with PoE input (Excluding PoE output), 8W with AC adapter input (Excluding PoE output) | 
| Total available PoE | PoE++ input: 42W, PoE+ input: 16W, 60W PoE adapter input: 42W, 60W AC adapter input: 52W, 210W AC adapter input: 202W (At 45° C operating temperature. Reduced to 161W (230V) or 121W (115V) at 60° C) | 
| Max. PoE+ wattage per port by PSE | 30W | 
| Button | Factory reset | 
| Ambient operating temperature | PoE++ input: -30 to 60° C (-22 to 140° F), 60W AC adapter input: -20 to 45° C (-4 to 113° F), 210W AC adapter input: -20 to 60° C (-4 to 140° F) | 
| Ambient operating humidity | 10 to 90% noncondensing | 
| Certifications | CE, FCC, IC | 
| Switching Features | |
| Layer 2 features | Port isolation, Storm control, Port mirroring, Multicast / broadcast rate limiting, Flow control, Jumbo frames, Egress rate limit | 
| Layer 3 features | None | 
| LEDs | |
| System | Status | 
| Ethernet | PoE, Link/activity |