Spec score 8.1
QSFP+, 40 Speed, Single-mode fiber, 1310 nm
+40 Gbps speed for high-bandwidth fiber links
+Single-mode fiber with 10 km reach
+LC connector for standard duplex fiber cabling
−Limited to 10 km, shorter than the 40 km module
$189.99
as of 11/04/2026 10:10 PST - DetailsProduct details
40G QSFP LR4 Optical Transceiver Module,Compatible with Mikro TIK Q 31DLC10D,40GBASE-LR4 QSFP 1310nm,CWDM4 10km LC DOM
$189.99as of 11/04/2026 10:10 PST - Details
View on AmazonSpec score8.1
Pros
+40 Gbps speed for high-bandwidth fiber links
+Single-mode fiber with 10 km reach
+LC connector for standard duplex fiber cabling
+QSFP+ form factor for 40G ports
Cons−Limited to 10 km, shorter than the 40 km module
Compared with the 1 Network Transceivers on this page+10000 reach or length: only 1 of 7 here have a higher reach or length
+40 speed: 4 of the 7 here have a lower speed
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