X2 fiber optic transceiver module is used in datacom optical links only (not telecom), and they are smaller than old generation XENPAK transceiver. Its electrical interface to the host board is also standardized and is called XAUI (4 x 3.125 Gb/s).
Sopto is a professional manufacturer and supplier for good quality and the cheapest X2 transceivers Products. Sopto manufactures 300m, 10km, 20km, 40km, 80km X2 optical modules including compatible Cisco X2, HP X2, DWDM X2, CWDM X 2, CWDM XENPAK. All our fiber transceiver modules support Digital Optical Monitoring (DOM) function.
10G 1310nm 10km X2 SM Fiber Optic Transceiver Module. Evaluation, Description,PDF Download,low price, high quality from Sopto
10G 1310nm 220m MM X2 Fiber Optic Transceiver Module. SOPTO offers complete after-sale,such as free maintenance and 3 years warranty for our customers.