BlueOptics BO27Q856S3D Compatible Synology SFP28-25G-ESR SFP28 Transceiver, LC Duplex, 25GBASE-ESR, 25 Gbps, 850 nm, 300 m (OM3) / 400 m (OM4)

The BlueOptics BO27Q856S3D is a high-performance SFP28 optical transceiver module designed for 25 Gigabit Ethernet networks. It is fully compatible with Synology SFP28-25G-ESR equipment, providing reliable and high-speed connectivity for data centers and enterprise networks.

Advantages

This transceiver offers exceptional data transfer rates of 25 Gbps over multi-mode fiber, with a reach of up to 300 m on OM3 fiber and 400 m on OM4 fiber. It supports hot-plugging and Digital Diagnostic Monitoring (DDM/DOM) for real-time performance monitoring. The module is MSA compliant and certified with RoHS, CE, and FCC, ensuring interoperability and environmental compliance.

Suitable for

• 25 Gigabit Ethernet connections in Synology NAS systems
• Data center interconnects and server-to-switch links
• High-bandwidth enterprise network applications

Key specifications

• Form Factor: SFP28
• Data Rate: 25 Gbps
• Optical Standard: 25GBASE-ESR
• Connector Type: LC Duplex
• Fiber Type: Multi-mode Fiber (MMF)
• Wavelength: 850 nm
• Max Reach (OM3 MMF): 300 m
• Max Reach (OM4 MMF): 400 m
• DDM/DOM Support: Yes
• Compatibility: Synology (SFP28-25G-ESR equivalent)
• Power Consumption: < 1.0 W
• Operating Temperature: 0°C to 70°C
• Hot-Pluggable: Yes
• Compliance: MSA Compliant, RoHS, CE, FCC
• Transmitter Type: VCSEL
• Receiver Type: PIN Photo Detector
• Protocol: Ethernet
• Application: 25 Gigabit Ethernet
• Product Type: Optical Transceiver Module

Recommendations

For optimal performance, use with OM4 multi-mode fiber patch cables and ensure proper cleaning of LC connectors before installation. This module is ideal for upgrading network infrastructure to 25 Gbps speeds.