1G Sonet/SDH Transceivers

1.25G SFP SDH/SONET optical transceiver modules are designed for voice as opposed to Ethernet which is designed for data. It connects with SONET/SDH devices, such as SONET/SDH core switches, Multiservice Transport Platforms (MSTPs), Optical Edge Devices (OEDs) and OC-3/OC-12/OC-48 add/drop multiplexers. Please refer to SFP Technology Overview for more details.

We supply fully tested compatible transceivers for over 100 vendors. With our compatibility guarantee you can be sure we only sell products that meet or exceed the vendor specification with compliance to all MSA standards and protocols. Each product is uniquely serialised and we proudly offer a lifetime warranty on all our products.