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OEM SKU: DWDM-1.25G-SFP-120-22 

Multi-Vendor Compatible DWDM 1.25G SFP Module (Tx/Rx Ch. 22 (1559.79 nm)/17-61, ITU Grid: C-Band 100 Ghz, 1.063-1.25Gbps, Max. 120km over SMF, 32 dB, Temp. 0-70C)

OEM SKU: FTCD4545E2PCM 

II-VI / Finisar Compatible 400GBASE-LR4 QSFP-DD Module (Tx/Rx 4 CWDM lanes:1271, 1291, 1311, 1331, 106.25 Gbps (PAM4) per lane, up to 425 Gbps, Max. 10km over SMF, 6.3 dB, Temp. 0-70C, LC Connector)