Juniper QFX-QSFP-40G-LR4 QSFP-LR4 Optical Transcevier

LR4
Fiber
Four 10Gbps CWDM wavelengths: 1271nm, 1291nm, 1311nm and 1331nm
40G
SMF

LC
10km
0 to 70°C (32 to 158°F)
QSFP+
CWDM