Qsfp+ modules, Models and specifications – H3C Technologies H3C S12500 Series Switches User Manual
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QSFP+ modules
QSFP+ modules provide a transmission rate of 40 Gbps.
QSFP+ fiber transceiver modules that use MPO
connectors
Figure 18 QSFP+ fiber transceiver module that use MPO connectors
Models and specifications
Table 23 Specifications for QSFP+ fiber transceiver modules that use MPO connectors (1)
Model
Central
wavelength
(nm)
Fiber
mode
Fiber
diameter
(μm)
Modal
bandwidth
Transmission
distance
QSFP-40G-SR4-MM850 850
MMF 50/125
2000 MHz*km 100 m (328.08 ft)
4700 MHz*km 150 m (492.12 ft)
QSFP-40G-SR4-MM850-N
DDM
850 MMF
50/125
2000 MHz*km 100 m (328.08 ft)
4700 MHz*km 150 m (492.12 ft)
QSFP-40G-CSR4-MM850 850
MMF 50/125
2000 MHz*km 300 m (984.25 ft)
4700 MHz*km 400 m (1312.33 ft)
QSFP-40G-CSR4-MM850-
NDDM
850 MMF
50/125
2000 MHz*km 300 m (984.25 ft)
4700 MHz*km 400 m (1312.33 ft)
QSFP-40G-IR4-PSM1310
1310
SMF
9/125
-
1.4km (0.87 miles)
QSFP-40G-LR4-PSM1310
1310
SMF
9/125
-
10km (6.21 miles)
Table 24 Specifications for QSFP+ fiber transceiver modules that use MPO connectors (2)
Model Connector
Optical parameters
Transmit power
Receive power
QSFP-40G-SR4-MM850
MPO (PC polished, 12-fiber) –7.6 dBm to 0 dBm
–9.5 dBm to +2.4 dBm