The SFPG1320C Single-Mode Fiber Transceiver LC SFP w/ DDM (20km,1310nm) offers a cost-effective way to add, replace or upgrade a Single-Mode LC port on your Gigabit fiber networking equipment or fiber media converter. Supporting data rates up to 1.25 Gbps as well as Digital Diagnostics Monitoring (DDM), this LC SFP/Mini-GBIC module can be installed into any networking device with an SFP Multi-Sourcing Agreement (MSA) compliant, or Cisco compliant mini GBIC port. Delivering both convenience and scalability, this fiber transceiver is fully hot-pluggable, which enables you to install the module without interrupting network traffic or requiring a device reboot. Backed by a StarTech.com 3-year warranty and free lifetime technical support. Replacing defective or damaged SFPs/Mini GBICs in MSA or Cisco compliant equipment. Equipped with an industry standard single-mode LC interface, this module can extend your network connectivity up to 20 km. Replacing defective or damaged SFPs in MSA compliant or Cisco equipment. Expand your network to remote segments.