SFP-OC3-LR2 Cisco® Compatible Transceiver SFP OC-3/STM-1 (1550nm, SMF, 80km, DOM)SFP OC3 LR2 Cisco Compatible Transceiver SFP OC 3 STM 1 (1550nm, SMF, 80km, DOM) ATGBICS Cisco Compatible SFP OC3 LR2 SFP OC3 form factor network transceiver supports a distance of up to 80km over single mode fibre (SMF) using a wavelength of 1550nm via an LC Duplex connector. This product operates within a commercial temperature range. Digital optical monitoring (DOM) support is also present enabling real time monitoring of the parameters of the