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[China]
Trade Verify
Address: 2F 7B Nangang First Industrial Park Songbai Road Xili Town, Nanshan District, Shenzhen City Guangdong China
Contact name:Tina
Shenzhen Qiutian Technology Co., Ltd |
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Verified Suppliers
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Managed Ring Loop SFP Fiber Switch 2 Gigabit SFP Slots + 4 Gigabit Ethernet Ports
Technical Parameters
| Backboard bandwidth | 20G |
| Cache | 2M |
| MAC address table | 16K |
| Maximum frame length | 10K |
| Network port | 4 10/100/1000Base-T(X) POE RJ45 ports |
| 1000Mbps fiber port | 2 gigabit SFP module |
| Fiber wavelength | 1310nm/1550nm(single mode single fiber) |
| Optical fiber port transmission distance | 20km (single mode single fiber) can be customized to 100km |
| Optical transmission power | -10~-2 dBm |
| Optical RX sensitivity | ≤-24 dBm |
Shell material
| Aluminum |
| Protection grade | IP30 |
| Heat dissipation mode | internal heat sink energy circuit heat dissipation, no fan silent design |
| MTBF | 100,000 hours |
| EN61000-4-2 anti-static | ±8KV contact discharge；±15KV air discharge |
| EN61000-4-5 surge voltage | ±2KV/CM,±2KV/DM power cable,±2KVdata cable |
| Rated input voltage | DC12-48V |
| Power terminal | 5 pin terminal interface |
| Power | ≤5W |
| POE Standard Protocol | IEEE 802.3af/at |
| POE Pin Definition | V+,V+,V-,V- Corresponding to 4,5,7,8 (1.2.3.6 can be custom-made) |
| POE Input Voltage | DC+44~+57VDC |
| POE Output Power | IEEE802.3af:15.5W IEEE802.3at:25.5W |
| Working temperature | -40 ~ 85℃ |
| Working humidity | 5% ~ 95%(non-coagulation) |
Product Overview
SFP Fiber Switch Managed Ring Loop is the network type a fiber ring of light end machine adopts industrial redundant ring network design, have two for each transmission equipment of gigabit fiber ring network port, hand in hand through the cascade to form a ring network topology. The transmission distance between the equipment is 20KM, and the maximum transmission distance is 100KM (20, 40, 60, 80, 100KM optional).
Product Features
• Adopting fan cooling energy circuit design, working temperature range can be up to 40-85 ° C;
• the internal device is compact and compact, and the size and size design should consider the requirements of the installation space of the equipment.
• built-in high quality and high reliability parts, with an average failure time of up to 100,000 hours;
• industrial standard design, high strength metal shell;
• support electromagnetic compatibility protection, support static electricity, support surge resistance;
• all networking equipment can set the ring network function, and the intermediate node disconnecting network can automatically switch transmission;
• provide 4 gigabit adaptive Ethernet ports;
• the longest transmission distance between the two adjacent equipment can reach 100KM;
• support network redundancy technology and RSTP, and the time of network failure is <20ms;
• built-in efficient exchange kernel, suppress broadcast storm, achieve traffic control, CRC error check;
• support 802.1Q VLAN to meet the requirements of division and management of network resources, enhance network security and ability to adapt to multi-business applications;
• support full duplex and semi-duplex transmission mode with automatic negotiation;
• support 1000mbase-fx optical transmission standard, which can be interlinked with other products;
• support IEEE802.3/802.3 U / 802.3 X / 802.3 D/W 802.3 agreement;
• with APC circuit, output light power is constant and dynamic range is large;
Application Diagram
Packaging & Shipping
● All of our package are international standard package
● We will deliver our products as soon as the order confirmed
