The NTK591MBE7 is an optical transceiver module compatible with Nokia platforms. Plug-and-play, no configuration required. Key specifications: 1000BASE, 80km, 1490nm, LC/UPC, SMF, CWDM.
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Data rate: 1000BASE
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Reach: 80km
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Wavelength: 1490nm
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Connector: LC/UPC
Compatibility: Documented OEM compatibility (Ciena published compatibility documentation): this module is accepted in 1G SFP ports on the 3930 Service Delivery Switch, 3926 Platform, 3928 Platform, and 5160 Service Aggregation Switch. This module follows Ciena's published compatibility matrix; for your exact line card or OS release, email 10.4@tenfouroptics.com and we'll confirm fit.
Tested & Proven: Every TenFour Optics part is coded, tested, and verified before shipment — see Tested & Proven.
Backed by the GreenLights4Life® Limited Lifetime Replacement Warranty. In-stock items ship same or next business day — contact 10.4@tenfouroptics.com to confirm availability and lead time. Trusted by network engineers and procurement teams across North America for 10 years.
