100G QSFP28 ER4 30KM LC Optical Transceiver

Product Introduction

Key Features 

• Hot pluggable QSFP28 MSA form factor
• Compliant to Ethernet 100GBASE-ER4 Lite and OTN OTU4 4L1-9C1F Lite
• Up to 25km reach for G.652 SMF without FEC
• Up to 30km reach for G.652 SMF with FEC
• Single +3.3V power supply
• Operating case temperature: 0~70℃
• Transmitter: cooled 4x25Gb/s LAN WDMTOSA (1295.56, 1300.05, 1304.58, 1309.14nm)
• Receiver: 4x25Gb/s PIN ROSA
• 4x28G Electrical Serial Interface (CEI-28G-VSR)
• Maximum power consumption 4W
• Duplex LC receptacle
• RoHS-6 compliant

100G LR4 10KM	100G LR4 20KM	100G ER4 40KM	100G ZR4 80KM	100G eZR4 100KM
100G	100G	100G	100G	100G
10KM	20KM	40KM	80KM	100KM
1296nm, 1300nm, 1305nm, 1309nm	1296nm, 1300nm, 1305nm, 1309nm	1296nm, 1300nm, 1305nm, 1309nm	1296nm, 1300nm, 1305nm, 1309nm	1296nm, 1300nm, 1305nm, 1309nm
LC	LC	LC	LC	LC
SM	SM	SM	SM	SM
DDM	DDM	DDM	DDM	DDM
COM: 0°C ~70°C	COM: 0°C ~70°C IND: -30°C ~85°C	COM: 0°C ~70°C IND: -30°C ~85°C	COM: 0°C ~70°C IND: -30°C ~85°C	COM: 0°C ~70°C

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