QSFP+ 40G LR4 Transceiver

The QT0-S1-4103K-IE is a. 40Gbps(4 x 10 Gbps) solution to 4X QDR InfiniBand, 40G Ethernet, and high-performance computing applications. It’s QSFP+ SFF-8436, IEEE802.3ba specification compliance.

  • Compliant with 40G Ethernet IEEE 802.3ba 40GBASE LR4 standards
  • Uncooled 4x10Gb/s CWDM transmitter
  • Single 3.3V with Low Power Consumption of 2.5W.
  • Supports Infiniband SDR, DDR and QDR
  • Operating Temperature 0~70℃
  • RoHS Compliant


Parameter Min Typ. Max Unit Note
Case Operating Temperature 0 40 70
Power Supply Voltage 3.15 3.3 3.45 V
Data Rate per each Channel 10.3125 Gbps
Control Input Voltage High 2 Vcc+0.3 V
Control Input Voltage Low -0.3 0.8 V
Two Wire Serial (TWS) Interface
Clock Rate
400 kHz
Power Supply Noise 50 mVpp
Supply Noise Rejection 100 mV
Differential Data Input / Output Load 100 Ohms
Operating Distance 10 Km
Operating Distance(OM3/OM4) 100/150 m

*Specifications are subject to change without notice.