Next Gen Networks

QSFP-40G-LR4-S

QSFP-40G-LR4-S
Mfr. No: QSFP-40G-LR4-S
Manufacturer: Cisco
Description: 40GBASE-LR4 QSFP transceiver module for 40GbE connectivity over G.652 single-mode fiber, supporting distances up to 10 km through duplex LC connectors. The module uses four optical wavelengths and supports 40GBASE Ethernet only.
DataSheetView details
Specification
Product AttributeAttribute Value
ManufacturerCisco
Product Category40G QSFP Transceivers
Mfr. No.QSFP-40G-LR4-S
Form FactorQSFP
Data Rate40 Gbps
Standard40GBASE-LR4
MediaSingle-Mode Fiber (SMF)
Fiber TypeG.652
Transmission DistanceUp to 10 km
Connector TypeDuplex LC
WavelengthFour wavelengths: 1271, 1291, 1311, 1331 nm
Optical Lanes4
Transmit Power-7 to +2.3 dBm per lane
Receive Power-13.7 to +2.3 dBm per lane
Power Consumption3.5 W
Operating Temperature0°C to 70°C
Storage Temperature-40°C to 85°C
Dimensions13.5 × 18.4 × 72.4 mm (H × W × D)
Weight100 g or less
Pull Tab ColorBlue
Link BER1 × 10⁻¹² at 10 km on SMF
FCoE SupportNot supported
Laser ClassClass 1
StandardsIEEE 802.3ba, QSFP+ MSA SFF-8436
RoHSRoHS 6 compliant
Typical ApplicationsData centers, high-performance computing, enterprise core/distribution, service provider networks
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