The Axiom 1000BASE-SX SFP operates on link spans up to 550m with multi-mode fiber, 220m with FDDI-grade fiber and 1km over laser-optimized MMF. This Axiom SFP (mini-GBIC) Transceiver Module is rated for industrial temperatures, designed and tested to be 100% compatible in all Cisco switch, networking, and data center product lines and applications. Each transceiver is pre-configured and factory loaded with Cisco specific application code required for Cisco IOS, SMARTnet compliance, and supports the Cisco quality ID feature. Axiom transceivers are tested to perform functionally identical to the "original" transceiver. Complying fully with the Multi-Source Agreement (MSA) enables this transceiver to work in all MSA complaint platforms as well as function with other manufacturer's brands within the same network.