POFLink offers the whole series of 10G XFP, including

PLX-10G-SR   850nm VCESL&PIN MMF 300m,

PLX-10G-LR   1310nm DFB&PIN SMF 10-20km,

PLX-10G-ER   1550nm EML&PIN SMF 40km,

PLX-10G-ZR   1550nm EML&APT SMF 80km.