QSFP28 100G LR4 1310nm 10km Optical Transceiver for Long Reach Ethernet original new in stock
Product Overview
The QSFP28 100G LR4 is a high-performance optical transceiver module designed for long-reach 100 Gigabit Ethernet applications over single mode fiber. It utilizes four independent 25 Gbps channels multiplexed using coarse wavelength division multiplexing (CWDM) in the 1310 nm wavelength range. Supporting transmission distances up to 10 kilometers, this module features an LC duplex connector and is compliant with IEEE 802.3ba 100GBASE-LR4 standards. It is widely used in enterprise networks, data center interconnects, and telecom backbone applications requiring reliable high-speed connectivity over long distances.
Product Details
| Attribute | Description |
|---|---|
| Product Name | QSFP28 100G LR4 |
| Form Factor | QSFP28 |
| Data Rate | 100 Gbps (4 x 25 Gbps) |
| Wavelength | CWDM 1270–1330 nm |
| Interface Type | LC duplex connector |
| Fiber Type | Single Mode Fiber (SMF) |
| Max Distance | Up to 10 kilometers |
| Operating Temperature | 0C to 70C |
| Digital Diagnostics | Yes |
| Compatibility | IEEE 802.3ba 100GBASE-LR4 |
| Application | Long-reach 100G Ethernet, data center interconnects, telecom backbone |
Key Features
Supports 100 Gbps data transmission over single mode fiber
Utilizes 4-channel CWDM multiplexing for high-speed communication
Transmission distance up to 10 km
LC duplex optical interface for single mode fiber
Hot pluggable QSFP28 form factor
Digital diagnostics monitoring (DDM) support
Low power consumption with high reliability
Ideal for long-haul enterprise and telecom networks
Technical Specifications
| Specification | Value |
|---|---|
| Form Factor | QSFP28 |
| Data Rate | 100 Gbps |
| Transmission Distance | 10 km |
| Wavelength | 1270–1330 nm (CWDM) |
| Connector Type | LC duplex |
| Fiber Type | Single Mode Fiber (SMF) |
| Transmit Power Range | –2.7 dBm to +4.5 dBm |
| Receive Sensitivity | –11.5 dBm |
| Operating Temperature | 0C to 70C |
| Voltage Supply | 3.3V |
Similar Models Comparison
| Model Name | Data Rate | Wavelength | Fiber Type | Max Distance | Interface |
|---|---|---|---|---|---|
| QSFP28 100G LR4 | 100 Gbps | 1270–1330 nm | SMF | 10 km | LC |
| QSFP28 100G SR4 | 100 Gbps | 850 nm | MMF | 100 m | MPO |
| QSFP28 100G PSM4 | 100 Gbps | 1310 nm | SMF | 500 m | MPO |
| QSFP28 100G CWDM4 | 100 Gbps | 1271–1331 nm | SMF | 2 km | LC |
| QSFP28 100G ER4 | 100 Gbps | 1310 nm | SMF | 40 km | LC |
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