Industrial Ethernet-unmanaged electric and fiber network switches with 2 electric port and 1 fiber port. Plug and play, simple and reliable, quickly realize the expansion function of the network port, and enhance the reliability and security of the industrial network.The USR-SDR021 is an unmanaged industrial-grade Ethernet switch. Industrial-grade, small-size, unmanaged 2 electrical port + 1 optical port Ethernet switch, plug and play, simple and reliable, and quickly realize network port expansion function; The product has 2 Ethernet ports (electrical ports) and 1 optical fiber port, and the 10/100Mbps rate is self-adapting; Level 4 anti-static, level 4 power surge prevention, level 3 network port anti-surge, IP40 protection; Phoenix terminal power interface, support 10-58V wide voltage, natural heat dissipation, DIN rail buckle, etc.
Model | USR-SDR021 | |
Interface | Power interface | Phoenix terminal, redundant dual power supply |
Network interface | 10/100 Base - T | |
Ethernet port number | 2*10/100M，1*100 Base-FX | |
LED indicators | PWR，Link/ACT | |
Cable type | Twisted-pair | 100m（CAT5E, CAT6） |
Monomode optical fiber | 20/40/60/80/100KM | |
Multimode (optical) fiber | 550m | |
Electrical specifications | Input voltage | DC 10-58V |
Power consumption | Normal model<5W; POE model<65W | |
Network Topology | Star topology | support |
Bus topology | support | |
Tree Topology | support | |
Parameters | MAC address table | 1K |
Buffer | 512K | |
Forwarding delay | <3us | |
MDX/MIDX | support | |
Flow control | support | |
Jumbo frame | 2048 bytes | |
Switching capacity | 1G | |
Packet forwarding rate | 0.744Mpps | |
EMC&Ingress protection | IP level | IP40 |
Power surge protection | IEC 61000-4-5 Level 3（4KV/2KV）（8/20us） | |
Ethernet port surge protection | IEC 61000-4-5 Level 3（4KV/2KV）（10/700us） | |
EMI | CLASS A | |
ESD | IEC 61000-4-2 Level 4（8K/15K） | |
Free fall | 0.5m | |
Environment | Operating temperature | -40℃~+85℃ |
Storage temperature | -40℃~+85℃ | |
Relative humidity | 5%~95%，（non-condensing） | |
MTBF | MTBF | 100000 hours |
Mechanical structure | Size | 143X104X48mm |
Installation method | DIN rail | |
Shell material | Aluminium alloy | |
Weight | 0.52kg | |
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Reviews
Q How to make a payment?
E****R 18/11/2024
A We accept various payment methods including bank transfers, credit cards, and PayPal. Please refer to our payment page during checkout for detailed instructions on how to complete your payment. If you have any questions or need assistance with payment, please contact our customer support team.
18/11/2024
Q How will the products be shipped?
T****k 16/08/2024
A We ship products through reliable courier services such as DHL, UPS, and FedEx. Shipping fees and delivery times may vary depending on the destination. You will receive a tracking number once your order has been dispatched, allowing you to track the status of your shipment. Please note that shipping times may vary based on location and availability.
16/08/2024
Q How is warranty provided?
L****Y 08/05/2024
A We offer a warranty on all of our products. The warranty period and conditions vary depending on the product category. For specific warranty information, please refer to the product page or your purchase agreement. If you encounter any issues with a product during the warranty period, please contact our customer service team with your proof of purchase, and we will guide you through the warranty claim process.
08/05/2024
