Optical Module Product News | New Fiber Optic Solutions丨C-LIGHT

XGS-PON OLT Stick and ONU Stick Testing on Cisco Nexus 92180YC

By C-LIGHT Marketing 丨 Nov 3, 2026

XGS-PON OLT and ONU Stick testing on Cisco Nexus 92180YC, featuring transceiver recognition, DDM monitoring, and optical diagnostics.

10G Loopback Plug Testing on Cisco Equipment | SFP+ Port Diagnostics

By C-LIGHT Marketing 丨 Nov 2, 2026

10G SFP+ loopback testing on Cisco equipment for optical port validation, TX/RX signal checks, DDM monitoring, and network troubleshooting.

400G QSFP-DD LR4 10km

By C-LIGHT Marketing 丨 Oct 19, 2026

400G QSFP-DD LR4 10km modules bring 400G connectivity to single-mode links up to 10km, covering data center DCI, metro campus interconnect, and 5G transport.

QSFP28 100G/OTU4 ZR4 80km Optical Transceiver

By C-LIGHT Marketing 丨 Oct 15, 2026

100G QSFP28 ZR4 optical transceiver supports up to 80 km over single-mode fiber, featuring four LAN-WDM wavelengths and duplex LC connectivity.

QSFP28 100G/OTU4 XZR4 100km Optical Transceiver

By C-LIGHT Marketing 丨 Oct 14, 2026

C-LIGHT's CLOTU4QSFPXZR4 QSFP28 optical transceiver supports 100G/OTU4 ZR4 point-to-point links up to 100 km over single-mode fiber.

100G BiDi QSFP28 ER1 40km Optical Transceivers

By C-LIGHT Marketing 丨 Oct 13, 2026

C-LIGHT’s 100G BiDi QSFP28 ER1 transceiver supports 100GbE over up to 40 km of single-mode fiber, featuring simplex LC connectivity and PAM4 signaling.

Loopback Cable Testing on Equipment

By C-LIGHT Marketing 丨 Oct 12, 2026

400GBASE-DR4 loopback testing case on Huawei equipment, featuring Source Photonics transceiver identification, four-lane optical power readings, temperature, voltage, and bias current monitoring.

XGSPON OLT STICK connected to an XGSPON ONU STICK on a Cisco 2960 switch

By C-LIGHT Marketing 丨 Oct 11, 2026

Analyze XGS-PON OLT and ONU Stick deployment on Cisco Catalyst 2960X, including DDM optical power measurements, module thresholds, optical link budget, host compatibility, PON registration, and troubleshooting procedures.

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