BlueOptics 551123 Compatible SFP Transceiver, LC-Duplex, 100BASE-ZX, Singlemode Fiber, 1550nm, 120km, DDM, 0°C to +70°C (551123-BO)

The BlueOptics 551123 (BO05A156C0D) is a high-performance, MSA-compliant SFP transceiver designed for 100BASE-ZX Fast Ethernet applications over singlemode fiber. It delivers reliable connectivity at distances up to 120 km using a 1550 nm wavelength, making it ideal for long-haul metropolitan area networks (MANs) and wide area networks (WANs). This hot-swappable module supports Digital Diagnostic Monitoring (DDM) for real-time performance monitoring and operates in a temperature range of 0°C to +70°C.

Advantages

Cost-effective alternative to OEM modules, fully compatible with LevelOne 551123 switches and routers. Extended reach of 120 km reduces the need for repeaters, lowering infrastructure costs. DDM functionality enables proactive network maintenance and fault detection.

Suitable for

• Fast Ethernet (100BASE-ZX) connections over singlemode fiber
• Long-distance links in MANs, WANs, and campus networks
• ISP and telecom backhaul applications
• Replacement or expansion of LevelOne 551123 compatible systems

Key specifications

• Form Factor: SFP (Small Form-Factor Pluggable)
• Data Rate: 100 Mbps
• Connector: LC Duplex
• Fiber Type: Singlemode (OS2)
• Wavelength: 1550 nm
• Maximum Distance: 120 km
• DDM/DOM: Yes
• Operating Temperature: 0°C to +70°C
• Compliance: MSA Compliant

Recommendations

For optimal performance, use with singlemode fiber optic cables (OS2) and ensure proper cleaning of LC connectors before installation. This transceiver is hot-swappable and supports plug-and-play operation.