QSFP-40G-LR4L Compatible Transceiver

QSFP-40G-LR4L (Multi-Vendor Compatible)

40G QSFP+ Transceiver 1310nm 2 km Duplex LC

Switch Compatibility:
Deliver to United States – Fast dispatch via DHL & UPS
Availability: Pre-programmed & tested • Dispatched in 2–3 weeks
5 Years Warranty Backed by full replacement
Shipping from EU Fast dispatch via DHL & UPS
100% Guaranteed Pre-coded & tested for switch
EU Compliant RoHS, CE, REACH & FCC

Unoptix's QSFP-40G-LR4L is a generic MSA compliant transceiver.

The main elements defined in the QSFP+ MSA are listed as follows:


Electrical Interface

In addition, Digital Diagnostics Monitoring (DDM) is common in many modern transceivers as defined in the MSA specification for SFF-8472. The SFF-8472 added DDM feature and specified that the DDM interface is an extension of the GBIC standard as well as the MSA SFP. This particular module features a DFB CWDM transmitter, with support for 40G Ethernet, Infiniband FibreChannel and SATA/SAS3.

FORM FACTOR QSFP+ DATA RATE 41.25Gbps
CONNECTOR LC duplex CABLE TYPE SMF
PART NUMBER QSFP-40G-LR4L LASER DFB CWDM
WAVELENGTH 1310 nm TX POWER -7~2.3 dBm
DISTANCE 2 km DOM SUPPORT Supported
TEMPERATURE RANGE 0°C - 70°C RX SENSITIVITY
PROTOCOLS 40G Ethernet, Infiniband FibreChannel, SATA/SAS3, MSA Compliant PART NUMBER QSFP-40G-LR4L
CDR Supported PROTOCOLS 40G Ethernet, Infiniband FibreChannel, SATA/SAS3, MSA Compliant

Looking for a different reach or vendor match? Use the Other Reach and Switch Compatibility options above, or add a note when you submit your order and we'll help you find the right module.

Every Unoptix transceiver is factory pre-programmed and tested in our lab before shipment, so it's ready to work the moment it's installed - no manual configuration required. Our team draws on years of multi-vendor optics experience and is on hand if you need help matching a module to your equipment.

Product Certifications & Compliance

Fully certified to meet strict international safety and quality standards for the industry.

RoHS Compliant REACH Compliant CE Certified FCC Certified

Please note: installing a third-party transceiver does not void your network equipment's warranty. Equipment manufacturers' own guidelines state that warranty support is not affected by using compatible optics.

Compatibility:
Cisco WSP-Q40GLR4L | Arista QSFP-40G-LRL4 | HP H3C JL251A | Huawei QSFP-40G-LR4L | Juniper JNP-QSFP-40GE-IR4 | Nokia (Alcatel-Lucent) QSFP-40G-LR