2.5Gbps SFP Duplex, WDM, CWDM, DWDM Transceiver Module Fully compatible with Cisco, HP, Alcatel, H3C, Huawei, Juniper, ZTE, Zyxel, D-Link, Extreme, Nortel, Netgear, Enterasys, Founfry, Adtran, Brocadem Marconi, Finisar etc.2.5Gbps OC12 STM-4 SFP Transceiver Module Ordering Information: Part NumberData RateWavelengthDistanceTransmission Media2.5G Dual Fiber SFP TransceiverSP-OC48-012.125G/2.5G DDM850nm300mSM FiberSP-OC48-022.125G/2.5G DDM1310nm2kmSM FiberSP-OC48-202.125G/2.5G DDM1310nm20kmSM FiberSP-OC48-202.125G/2.5G DDM1550nm20kmSM FiberSP-OC48-402.125G/2.5G DDM1550nm40kmSM FiberSP-OC48-802.125G/2.5G DDM1550nm80kmSM FiberSP-OC48-1202.125G/2.5G DDM1550nm120kmSM Fiber2.5G Single Fiber WDM SFP TransceiverSP-OC48-20A2.5G DDM1310nm/1550nm20kmSM FiberSP-OC48-20B2.5G DDM1550nm/1310nm20kmSM FiberSP-OC48-40A2.5G DDM1490nm/1550nm40kmSM FiberSP-OC48-40B2.5G DDM1550nm/1490nm40kmSM FiberSP-OC48-80A2.5G DDM1490nm/1550nm80kmSM FiberSP-OC48-80B2.5G DDM1550nm/1490nm80kmSM Fiber2.5G CWDM SFP TransceiverSP-OC48-ZRXXXX2.5GCWDM 1470~1610nm80kmSM FiberSP-OC48-120XXXX2.5GCWDM 1470~1610nm120kmSM Fiber2.5G DWDM SFP TransceiverSP-OC48-ERXX2.5GCH20~59 DWDM40kmSM FiberSP-OC48-ZRXX2.5GCH20~59 DWDM80kmSM FiberSP-OC48-120XX2.5GCH20~59 DWDM120kmSM Fiber