1.25G SFP optical transceiver modules are designed for Gigabit Ethernet, 1G Fibre Channel and SDH STM-8 application. Our 1000Base-T Copper transceivers are designed for Fast Ethernet 10/100/1000BASE-T over Cat 5/5e twisted pair cable. Note some products are fixed at 1000mbps, others autosense 10/100/1000base. 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.
If you are unsure which specification you require, please contact us before ordering.

Calix® compatible
100-01669-C Calix® compatible Transceiver SFP 1000Base-BX-D (Tx1490nm/Rx1310nm SMF 10km LC DOM)
£23.00Unit price /UnavailableCalix® compatible
100-01670-C Calix® compatible Transceiver SFP 1000Base-BX-U (Tx1310nm/Rx1490nm SMF 40km LC DOM)
£25.00Unit price /UnavailableCalix® compatible
£27.00Unit price /UnavailableCalix® compatible
£26.00Unit price /UnavailableCalix® compatible
100-02135 Calix® compatible Transceiver CWDM SFP 1000Base (1510nm SMF 80km LC DOM Ind Temp)
£64.00Unit price /UnavailableCalix® compatible
100-02136 Calix® compatible Transceiver CWDM SFP 1000Base (1530nm SMF 80km LC DOM Ind Temp)
£64.00Unit price /UnavailableCalix® compatible
100-02136-C Calix® compatible Transceiver CWDM SFP 1000Base (1530nm SMF 80km LC DOM)
£59.00Unit price /UnavailableCalix® compatible
100-02138 Calix® compatible Transceiver CWDM SFP 1000Base (1590nm SMF 80km LC DOM Ind Temp)
£64.00Unit price /UnavailableCalix® compatible
100-02581 Calix® compatible Transceiver SFP 1000Base-BX-D (Tx1490nm/Rx1310nm SMF 20km LC DOM)
£25.00Unit price /UnavailableCalix® compatible
£47.00Unit price /UnavailableCalix® compatible
£47.00Unit price /UnavailableCalix® compatible
100-03789 Calix® compatible Transceiver CWDM SFP 1000Base (1470nm SMF 80km LC DOM Ind Temp)
£64.00Unit price /UnavailableCalix® compatible
100-03790 Calix® compatible Transceiver CWDM SFP 1000Base (1490nm SMF 80km LC DOM Ind Temp)
£64.00Unit price /UnavailableCalix® compatible
£27.00Unit price /UnavailableMcData® compatible
100-M5-SN-I McData® compatible Transceiver SFP 1000Base-SX (850nm MMF 550m LC DOM)
£19.00Unit price /UnavailableHuawei® compatible
1000BASE-LH-SFP Huawei® compatible Transceiver SFP 1000Base-LX (1310nm SMF 10km LC DOM)
£22.00Unit price /UnavailableHuawei® compatible
1000BASE-LX-SFP Huawei® compatible Transceiver SFP 1000Base-LX (1310nm SMF 10km LC DOM)
£22.00Unit price /UnavailableHuawei® compatible
1000BASE-SX-SFP Huawei® compatible Transceiver SFP 1000Base-SX (850nm MMF 550m LC DOM)
£19.00Unit price /UnavailableHuawei® compatible
1000BASE-ZX-LR-SFP Huawei® compatible Transceiver SFP 1000Base-EX (1310nm SMF 40km LC DOM)
£26.00Unit price /UnavailableHuawei® compatible
1000BASE-ZX-UR-SFP Huawei® compatible Transceiver SFP 1000Base-EZX (1550nm SMF 120km LC DOM)
£52.00Unit price /UnavailableHuawei® compatible
1000BASE-ZX-VR-SFP Huawei® compatible Transceiver SFP 1000Base-ZX (1550nm SMF 80km LC DOM)
£43.00Unit price /UnavailableChampion One® compatible
1000SFP055 Champion One® compatible Transceiver SFP 1000Base-SX (850nm MMF 550m LC DOM)
£19.00Unit price /UnavailableExtreme Enterasys® compatible
10051 Extreme Enterasys® compatible Transceiver SFP 1000Base-SX (850nm MMF 550m LC DOM)
£16.35Unit price /UnavailableExtreme Enterasys® compatible
10051H Extreme Enterasys® compatible Transceiver SFP 1000Base-SX (850nm MMF 550m LC DOM)
£16.35Unit price /Unavailable
