40G LR4 QSFP+ Transceiver – F-tone Compatible 40GBASE-LR4 Optical Module

Product Overview

The F-tone 40G LR4 QSFP+ transceiver is designed for long-reach data center and telecom applications up to 10km over single-mode fiber. This high-density module supports 40 Gigabit Ethernet and is compliant with the QSFP+ MSA specification.

Key Features

  • Data Rate: 40 Gbps (4x10G)
  • Wavelength: 1310nm (4 wavelengths)
  • Distance: Up to 10km (SMF)
  • Connector: LC Duplex
  • Power Consumption: < 2.0W
  • Operating Temperature: 0°C to 70°C
  • Certifications: ROHS, CE

Technical Specifications

Form Factor QSFP+
Data Rate 40 Gbps (4x10G)
Wavelength 1310nm (4 wavelengths)
Distance 10km (SMF)
Fiber Type Single-mode
Connector LC Duplex
Power Consumption < 2.0W
Operating Temperature 0°C to 70°C
Compliance IEEE 802.3ba, SFF-8436

Applications

  • Data Center Interconnects
  • Telecom Metro Networks
  • Enterprise Core Networks
  • Cloud Infrastructure

Quality Assurance

All F-tone transceivers undergo rigorous testing including:

  • Optical performance verification
  • Thermal cycling tests
  • Compatibility validation with major switch vendors
  • Long-term reliability testing

Warranty

F-tone provides a comprehensive 3-year warranty on all optical transceiver modules.

Model Number: FT-40G-LR4
S/N: FT20260207912345

F-tone Product