GENUINE CISCO SFP-OC12-IR1 OPTICAL SFP TRANSCEIVER MODULE 10-1969-01 OC-12/STM-4

SFP-OC12-LR2 Cisco original OC-12/ STM-4 SFP, Long Reach (80km)

NEW SFP-OC48-LR2 Cisco original OC12/STM4 SFP, Short Reach fast shipping

SFP-OC12-SR CISCO OC-12/STM-4 SFP SM SR Optical Transceiver 10-1970-01

CISCO ONS-SI-622-L2 SFP -OC12/STM4 LR, L-4.2, 1550 nm

Cisco SFP-OC12-LR2 Oc-12/ STM-4 SFP Long Reach, 1 Year Warranty

Cisco 15454-OC12LR-STM4LH-1550 Optical Networking Module

Finisar OC-12 LR-2/STM L-4.2 SFP 1550nm 80km Optical Transceiver - FTRJ1522P1BTL