The BlueOptics SFP Transceiver CBO SFP-1G-LH is a single-mode optical module that supports 1 Gbps data transmission over a 1310 nm wavelength with a reach of up to 10 km. Designed for plug-and-play insertion into SFP ports, it enables fiber uplinks between switches, routers and media converters. 25G-SFP-20DI is Multi-Vendor MSA Compatible SFP (Small Form factor Pluggable) Transceiver, operating over Double Fiber Single-Mode Fiber (SMF) optical cable. Power Consumption CLASS 1 LASER PRODUCT, IEC/EN 60825-1:2014 Do not look into the ends of the fiber optic cable or SFP module while converters are. The T1Nexus T1-SFP-1G-LX20 is a high performance, cost effective module which has a Duplex LC connector interface. Standard AC coupled CML for high speed signal and LVTTL control and monitor signals. Featuring 1310nm wavelength, it supports a link distance of 40km over LC duplex single mode fiber (SMF). This 1G SFP transceiver complies with the SFP MSA, IEEE 802.