E1MG-LX-OM-PCW is a 1000BASE-LX SFP Transceiver w/ DOM Transceiver, generic for Brocade E1MG-LX-OM. It is guaranteed compatible for all Brocade switch and router product lines. This transceiver can be mixed and deployed with Brocade OEM transceivers for seamless network performance and interoperability. PCW Memory offers a LIFETIME advance replacement warranty on all transceivers (compared to 90 days from most OEM manufacturers).