TRANSITION 

TRANSITION TN-QSFP-40G-LR4-3 QSFP+ CC 40G BASE-LR4 30KMSM LC 1271 1291 1310 1330NM 3.3V DMI

Mfg Part Number:  TN-QSFP-40G-LR4-3  
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Price: $2,045.24 + Free Shipping
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Nov 17, 2025
No Sales Tax except these states
, PO and Wire.

The Transition Networks TN-QSFP-40G-xx series 40G QSFP+ optical transceivers are designed to install in any QSFP+ port allowing for 40GBase-X interfaces to the network through the QSFP+ connector. The TN-QSFP-40G-xx transceivers are Cisco compatible and are designed for bi-directional serial-optical data communication such as 40G Ethernet.

Main Specification
General Information
Manufacturer Transition Networks, Inc
Manufacturer Part Number TN-QSFP-40G-LR4-3
Manufacturer Website Address http://www.transition.com
Brand Name Transition Networks
Product Series TN-QSFP-40G-xx
Product Model TN-QSFP-40G-LR4-3
Product Name Cisco Compatible 40G QSFP+
Product Type QSFP+
Technical Information
Application/Usage Optical Network
Application/Usage Data Networking
Interfaces/Ports
Total Number of Ports 1
Connector Type LC
Interfaces/Ports Details 1 x LC Duplex 40GBase-LR4 Network
Media & Performance
Media Type Supported Optical Fiber
Fiber Mode Supported Single-mode
Ethernet Technology 40 Gigabit Ethernet
Network Technology 40GBase-LR4
Physical Characteristics
Height 0.3"
Width 0.7"
Depth 2.8"
Miscellaneous
Compatibility MSA Compliant
Country of Origin Taiwan
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Warranty
Limited Warranty Lifetime
product information
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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