H3C Technologies H3C S6800 Series Switches - Manual (Page 10)

6
QSFP+ transceiver module
Central wavelength
(nm)
Connector
QSFP-40G-LR4-WDM1300
Four lanes:
• 1271
• 1291
• 1311
• 1331
LC
Table 7 QSFP+ transceiver modules available for the QSFP+ ports (2)
QSFP+
transceiver
module Cable/fiber
diameter
(μm) Modal
bandwidth
(MHz × km) Max
transmission
distance
QSFP-40G-SR
4-MM850 Multi-mode,
50/125
2000
100 m (328.08
ft)
4700
150 m (492.12
ft)
QSFP-40G-CS
R4-MM850 Multi-mode,
50/125
2000
300 m (984.25
ft)
4700
400 m
(1312.33 ft)
QSFP-40G-LR4
-WDM1300 Single-mode,
9/125
N/A
10 km (6.21
miles)