The SFP-25G-ER is a 25G SFP28 optical transceiver compatible with Cisco platforms. Plug-and-play, no configuration required.
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Form Factor: SFP28
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Data Rate: 25G
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Protocol: ER
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Wavelength: 1310nm
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Fiber Type: SMF
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Reach: 40km
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Connector: Duplex LC
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OEM Equivalent: SFP-25G-ER
Compatibility: Documented OEM compatibility (Cisco published compatibility documentation): this module is accepted in 25G SFP28 ports on the ASR 9000 Series, Catalyst 9300 Series, Catalyst 9500 Series, Catalyst 9600 Series, NCS 540 Series, NCS 5500 Series, Nexus 9200 Series, Nexus 9300 Series, Nexus 9500 Series, and Secure Firewall 3100 Series. This module follows Cisco'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.
OEM-compatible and MSA-compliant. Manufactured to MSA specifications following ISO-certified processes. Class 1 laser certified, RoHS compliant. Digital Diagnostic Monitoring (DDM/DOM) supported. Every module is tested for traffic conformity per supported layer 2/3 protocols, DOM threshold verification, EEPROM/MSA value verification, serial number verification, and optical cleanliness before shipment.
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.
