100G QSFP28 LR1 O Band DWDM 10km LC Optical Transceiver

Product Overview
The 100G QSFP28 LR1 transceiver delivers carrier-grade optical performance for modern DWDM networks, combining O-band wavelength precision with energy-efficient operation. Designed for 10km single-mode fiber links, this hot-pluggable module meets the most demanding requirements for 5G transport, cloud interconnects, and financial networks.

‌Key Features 

• Lane signaling rate 106.25Gb/s with PAM4
• Up to 10km transmission on SMF
• DWDM EML Laser and PIN receiver
• 4x25.78Gb/s with NRZ electrical interface (CAUI-4)
• Support KP4 FEC inside the module
• High speed I/O electrical interface
• I2C interface with integrated Digital Diagnostic monitoring
• QSFP28 MSA package with duplex LC connector
• Single +3.3V power supply
• Power consumption <3.5 W
• Operating case temperature: 0 to +70 °C
• Compliant to 802.3cu, SFF-8636&SFF-8679 standard
• Compliant to 100G Lambda MSA 100G-LR1 Optical Specifications
• Complies with EU Directive 2015/863/EU

FAQ:

Q1: What are the key applications of 100G QSFP28?‌

A1: Our 100G QSFP28 modules are widely used in data centers, high-performance computing (HPC), and telecom networks for high-speed interconnects.

Q2: What types of 100G QSFP28 does ETU-Link offer?‌

A2: We provide SR4, LR4, ER4, ZR4, and CWDM4 variants, supporting multi-mode and single-mode fiber connections to 100m-100km.

Q3: Are ETU-Link 100G QSFP28 modules compatible with major brands?‌

A3: Yes, our 100G QSFP28 transceivers are fully MSA-compliant and interoperable with Cisco, Juniper, Arista, and other OEM switches.

Q4: Does you provide customization for 100G QSFP28?‌

A4: Yes, we offer OEM/ODM services including custom labeling, firmware, and compatibility testing.

Q5: How does 100G QSFP28 BiDi reduce fiber costs?‌

A5: BiDi modules enable bidirectional 100G transmission over a single fiber strand, doubling fiber utilization compared to conventional dual-fiber solutions.

Q6: What fiber connectors are used in 100G QSFP28?‌

A6: MPO-12 for SR4/PSM4, LC duplex for LR4/CWDM4, and LC simplex for BiDi models.

Q7: What is the warranty period for 100G QSFP28?‌

A7: Standard 3-year warranty with lifetime technical support.

ETU-Link 100G QSFP28 solves key points‌

Problem: Fiber congestion? BiDi models halve your fiber count

Problem: Compatibility fears? We guarantee MSA compliance + OEM testing