NS-QSFP28‑100G‑LR4 Transceiver Module | 100 Gbps, 1310 nm LAN‑WDM, Duplex LC, up to 10 km – Broad Brand Compatibility

Product Overview

The NSComm NS-QSFP28‑100G‑LR4 is a high‑speed optical transceiver built to deliver 100 Gbps over single-mode fiber up to 10 km. It leverages LAN‑WDM technology, combining four 25 Gbps channels at distinct wavelengths around 1310 nm into a single fiber using a duplex LC connector.

Designed for plug‑and‑play deployment, this module is hot‑swappable and supports Digital Diagnostic Monitoring (DDM/DOM) for live performance visibility. It fully complies with IEEE 802.3ba LR4, QSFP28 MSA, and SFF-8636 standards.

This module ensures universal compatibility across major networking brands such as Cisco, Juniper, Arista, Nvidia, Huawei and more.

Compatible Brands

The NS-QSFP28-100G-LR4 is universally compatible across all brands. If you need to verify compatibility with your specific switch model, please click Contact Us Now for assistance.

Key Specifications

Specification	Details
Vendor Name	NSComm
Form Factor	QSFP28
Max. Data Rate	100 Gbps (4×25 Gbps lanes)
Wavelengths	LAN‑WDM 4 channels around 1310 nm
Max. Cable Distance	Up to 10 km over SMF
Connector	Duplex LC
Optical Components	LAN‑WDM DFB lasers / PIN photodiode
Media Type	Single‑Mode Fiber (SMF)
Digital Diagnostic (DDM/DOM)	Supported
Transmit Power	Typically –4.3 to +4.5 dBm per channel
Receiver Sensitivity	Typically < –10.6 dBm per channel
Operating Temperature Range	0 °C to 70 °C (Commercial)
Power Consumption	≤ 4 W
Protocol Compliance	IEEE 802.3ba LR4, IEEE 802.3bm CAUI‑4, QSFP28 MSA, SFF‑8636

 

More Details

Quality Certifications

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Warranty

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Standard Warranty Policy

Original New Sealed Enterprise Hardware: 3 Years
Original New Sealed Consumer Devices: 1 Year

The Support Contacts

If your NSComm products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.