40Gbase QSFP LR4 20KM reach

Description Inquire Now
The 20km 40G QSFP LR4 optical transceiver integrates the transmit and receive path onto one module. Four electric-absorption modulated lasers (DFBs) with 1271, 1291,1311 and 1331 nm center wavelengths, which multiplexed/demutiplexed into a single-mode fiber through an industry-standard LC connector, reach 20KM distance
Features:
4 CWDM channels are 1271, 1291,1311 and 1331 nm
Single +3.3V power supply
QSFP+ MSA compliant
Up to 20km transmission
Operating case temperature: 0~70C
Maximum 3.5W operation power
RoHS compliant
Compliant with IEEE802.3ba
Compliant with QSFP+ MSA: SFF-8436
Applications:
40G Ethernet
Infiniband 4X SDR DDR QDR
40G Telecom connections
Item | Description |
---|---|
Transceiver form factor | QSFP+ |
Transmission speed | 40GE |
Center wavelength (nm) | 1271, 1291, 1311, 1331 |
Standards compliance | 40GBASE-LR4 |
Connector type | LC |
Applicable cable and maximum transmission distance | Single-mode fiber: 20 km |
Transmit power (dBm) | -3.0 to +2.3 |
Maximum receiver sensitivity (dBm) | -14.5 |
Overload power (dBm) | 3.3 |
Extinction ratio (dB) | 3.5 |
Operating temperature | 0°C to 70°C (32°F to 158°F) |
Part number | QSFP-40G-LR4-20km |
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