H3C LSWM18CQMSEC, User Manual, Page: 5 / 9

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Table 6 QSFP+ transceiver modules available for the QSFP28
ports (2)
QSFP+
transceiver
module
Cable/fiber
diameter
(µm)
Modal
bandwidth
(MHz × km)
Max
transmission
distance
QSFP-40G-SR4
-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
-PSM1310 Single-mode,
9/125
N/A 10 km (6.21 miles)
QSFP-40G-BIDI
-SR-MM850 Multi-mode,
50/125
2000 100 m (328.08 ft)
4700 150 m (492.12 ft)
QSFP-40G-LR4
-WDM1300 Single-mode,
9/125
N/A 10 km (6.21 miles)
QSFP-40G-LR4
L-WDM1300 Single-mode,
9/125
N/A 2 km (1.24 miles)
Table 7 QSFP+ cables available for the QSFP28 ports
QSFP+ cable Cable length Data rate
QSFP+ copper cable
LSWM1QSTK0 1 m (3.28 ft)
40 Gbps LSWM1QSTK1 3 m (9.84 ft)
LSWM1QSTK2 5 m (16.40 ft)
QSFP+ fiber cable
QSFP-40G-D-AOC-7M 7 m (22.97 ft)
40 Gbps QSFP-40G-D-AOC-10M 10 m (32.81 ft)
QSFP-40G-D-AOC-20M 20 m (65.62 ft)