MikroTik S-85DLC05D MikroTik S-85DLC05D 1.25G SFP Transceiver | 550m Multi-Mode Fibre

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The MikroTik S-85DLC05D is a high-performance 1.25Gbps SFP optical transceiver module designed for reliable Gigabit Ethernet connectivity over multi-mode fibre (MMF). Supporting transmission distances of up to 550 metres using an 850nm VCSEL laser, the S-85DLC05D is ideal for connecting switches, routers, servers, and network storage devices within enterprise, education, industrial, and campus network environments. Its industry-standard SFP form factor ensures broad compatibility with MikroTik networking equipment and many third-party devices that support standard 1.25G SFP modules.

Reliable 1.25G Gigabit Fibre Connectivity

Designed for dependable Gigabit networking, the MikroTik S-85DLC05D provides high-speed fibre connectivity with low latency and excellent signal integrity. It is perfect for network backbones, switch uplinks, server connectivity, and high-performance LAN deployments.

Supports Multi-Mode Fibre up to 550 Metres

Using an 850nm VCSEL laser, the module supports 50/125μm and 62.5/125μm multi-mode fibre with transmission distances of up to 550 metres, making it well suited to building-to-building links and structured cabling installations.

Industry Standard SFP Form Factor

The compact Small Form-factor Pluggable (SFP) design allows simple installation into compatible SFP ports while supporting hot-swapping for easy maintenance and network expansion.

Broad Device Compatibility

Optimised for MikroTik switches, routers and networking hardware, the S-85DLC05D also complies with standard SFP specifications, allowing compatibility with many third-party networking devices that support generic 1.25G SFP transceivers.

Low Power Consumption and High Reliability

The optical module is engineered for continuous operation with low power consumption, providing long-term reliability for business-critical networking environments.

Ideal Applications

The MikroTik S-85DLC05D is an excellent choice for:

  • Gigabit Ethernet fibre uplinks
  • Enterprise LAN infrastructure
  • Campus and education networks
  • Server and NAS connectivity
  • Network switch interconnections
  • Industrial Ethernet deployments
  • Fibre backbone installations
Specification Details
Manufacturer MikroTik
Model S-85DLC05D
Product Type SFP Optical Transceiver Module
Data Rate 1.25 Gbps
Ethernet Standard Gigabit Ethernet
Fibre Type Multi-Mode Fibre (MMF)
Maximum Distance Up to 550 m
Wavelength 850 nm
Optical Connector Duplex LC
Optical Technology VCSEL Laser
Form Factor SFP (Small Form-factor Pluggable)
Hot Swappable Yes
Compatibility MikroTik SFP-enabled routers and switches, plus compatible third-party equipment
Operating Temperature Commercial operating range
Applications Enterprise, education, data centre, industrial networking

The MikroTik S-85DLC05D is a dependable and cost-effective solution for organisations requiring high-speed Gigabit fibre networking. Whether expanding an existing fibre infrastructure or deploying a new network, this SFP transceiver delivers reliable optical performance, straightforward installation, and excellent compatibility across a wide range of networking equipment.