NKOPT-400G-SR8 Nokia Optical Compatible 400G QSFP-DD SR8 Transceiver

The NKOPT-400G-SR8 is a 400G QSFP-DD optical transceiver compatible with Nokia Optical platforms. Plug-and-play, no configuration required.

• Form Factor: QSFP-DD
• Data Rate: 400G
• Protocol: SR8
• Fiber Type: MMF
• Reach: 100m
• Connector: Duplex LC
• OEM Equivalent: NKOPT-400G-SR8

Compatibility: Documented OEM compatibility (Nokia published compatibility documentation): this module is accepted in 400G QSFP-DD ports on the 7220 IXR Series, 7250 IXR Series, 7730 SXR Series, 7750 SR Series, and 7950 XRS Series. Confirm your exact chassis, line card, and OS release against the Nokia matrix before deployment.

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 and ships same or next business day. Trusted by network engineers and procurement teams across North America for over 10 years.