This 10GBase-LR SFP+ transceiver module offers a cheap replacement for Customized 10G SFP+ LR without lowering the quality of your network connectivity. This transceiver delivers 10GBase-LR connectivity up to a maximum distance of 10km (6.2 mi) over single-mode fiber (SMF) at a wavelength of 1310nm. This compatible replacement for Customized 10G SFP+ LR transceiver has been programmed and tested to work as the original Brand 10GBase-LR SFP+ optics but at a very affordable price. It works perfectly with Brand network switches, routers, firewalls, security gateway, fiber media converter, network adapters, servers, network interface card (NICs), NAS, accelerator card. This 10G SFP+ transceiver provides a low-priced 3rd party solution for connectivity needs in the large data centers, enterprise wiring closets, large campuses, Metro Area Networks, Remote Radio (RRU), and Baseband Unit (BBU).