NS-205PSE - 5-port Industrial Unmanaged PoE Ethernet Switch
5-port Industrial Unmanaged 10/100 Base-T(x) Power-over-Ethernet (PoE) Switch. Power Inputs +46VDC ~ +55VDC. Supports operating temperatures from -30°C ~ +75°C (-22F ~ 167F). Has a DIN Rail mount.
Features

- Automatic MDI / MDI-X crossover for plug-and-play
- Each port supports both 10/100Mbps speed auto negotiation
- Store-and-forward architecture
- Full duplex IEEE 802.3x and half duplex backpressure flow control
- 3.2 Gbps high performance memory bandwidth.
- Power Inputs +46 ~ +55V DC
- Supports operating temperatures from -30°C ~ +75°C
- DIN rail mount
- IEEE 802.3af Compliant PoE Ports
- Four PoE ports with Power Sourcing Equipment (PSE) operation
- Auto-detection of PD (powered devices) and automatic power management
- Over-temperature, over-current and over/under-voltage detection
Specifications
Technology | |
Standards | IEEE 802.3, 802.3u, 802.3x ,802.3af (Power over Ethernet) |
Processing Type | Store & forward wire speed switching |
MAC Addresses | 1K |
Memory Bandwidth | 3.2 Gbps |
Frame buffer memory | 512 Kbit |
Flow Control | IEEE802.3x flow control, back pressure flow control |
Interface | |
RJ45 ports | 10/100 Base-T(X) auto negotiation speed, F/H duplex mode, and auto MDI/MDIX connection |
LED Indicators | Power, 10/100M, Link/Act . |
Ethernet Isolation | 1500 Vrms 1 minute |
Frame Ground for EMS Protection | Yes |
Cable | Ethernet : 2-pair UTP/STP Cat.3,4,5, EIA/TIA-568 100-ohm |
Fast Ethernet : 2-pair UTP/STP Cat. 5, EIA/TIA-568 100-ohm | |
Power Input | |
Input Voltage Range | +46 ~ +55VDC for PoE output |
Power consumption | 1.3A@48VDC, ± 5% arrowed |
Protection | Power reverse polarity protection |
Frame Ground for EMS Protection | Yes |
Connection | 3-Pin Removable Terminal Block |
PoE Output | |
PoE Compliance | 100% IEEE 802.3af compliant |
PoE Classification | PSE (Power Sourcing Equipment) |
PoE Voltage | +46 ~ +48 VDC depending on power input |
PoE Power | Up to 15.4 watts per channel |
PoE Operation | Automatic detection and power management |
Mechanical | |
Case | Plastic |
Flammability | UL 94V-0 |
Dimensions | 33 mm x 107 mm x 78 mm (W x H x D) |
Installation | DIN rail mount |
Environmental | |
Operating Temperature | -30°C ~ +75°C |
Storage Temperature | -40°C ~ +85°C |
Ambient Relative Humidity | 10% to 90% non-condensing |
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Customer Reviews
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Reviewed on 07-30-2015 at 11:28 AM
Jerry - 5 / 5
We use the NS-205PSE to connect our NEC SV8500's together running an application that allows the two sv8500's to act as one switch essentially. They meet the DC power requirements making powering them from the switch easy and they've worked flawlessly.