Accortec Cisco DWDM-XFP-53.33 Compatible XFP Transceiver Module - For Data Networking, Optical Network - 1 LC 10GBase-DWDM Network - Optical Fiber - Single-mode - 10 Gigabit Ethernet - 10GBase-DWDM - 10 - Hot-swappable - TAA Compliance
DWDM-XFP-ER-53.33-ACC Accortec Compatible 10GBASE-ER-DWDM XFP, 1553.33nm, 40km over SMF. DOM Support