42
QSFP+
transceiver
module
Central
wavelength
(nm)
Connector
Fiber type
and diameter
(µm)
Modal
bandwidth
(MHz × km)
Max
transmission
distance
QSFP-40G-L
R4-WDM1300
Four lanes:
•
1271.
•
1291.
•
1311.
•
1331.
LC
Single-mode,
9/125
N/A
10 km (6.21 miles)
Table 25 QSFP+ copper cables available for the QSFP28 ports
QSFP+ copper cable
Max transmission distance
LSWM1QSTK0
1 m (3.28 ft)
LSWM1QSTK1
3 m (9.84 ft)
LSWM1QSTK2
5 m (16.40 ft)
Table 26 QSFP+ fiber cables available for the QSFP28 ports
QSFP+ fiber cable
Max transmission distance
QSFP-40G-D-AOC-7M
7 m (22.97 ft)
QSFP-40G-D-AOC-10M
10 m (32.81 ft)
QSFP-40G-D-AOC-20M
20 m (65.62 ft)
Table 27 QSFP+ to SFP+ copper cables available for the QSFP28 ports
QSFP28 to SFP28 copper cable
Cable length
LSWM1QSTK3
1 m (3.28 ft)
LSWM1QSTK4
3 m (9.84 ft)
LSWM1QSTK5
5 m (16.40 ft)
Figure 45 40G QSFP+/100G QSFP28 copper cable
(1) Connector
(2) Pull latch
1
2