QSFP-40G-eSR4

**Table 1** Technical specifications
Item	Description
Transceiver form factor	QSFP+
Transmission speed	40GE
Center wavelength (nm)	850
Standards compliance	40GBASE-eSR4 (non-standard)
Connector type	MPO/PC (8-strand or 12-strand, type B, female connector)
Applicable cable and maximum transmission distance	Multimode fiber (with modal bandwidth of 160 MHzkm and diameter of 62.5 μm): 0.026 km Multimode fiber (OM1): 0.033 km Multimode fiber (with modal bandwidth of 400 MHzkm and diameter of 50 μm): 0.066 km Multimode fiber (OM2): 0.082 km Multimode fiber (OM3): 0.3 km Multimode fiber (OM4): 0.4 km
Transmit power (dBm)	-7.6 to +0.5
Maximum receiver sensitivity (dBm)	-5.4
Overload power (dBm)	2.4
Extinction ratio (dB)	3.0
Operating temperature	0°C to 70°C (32°F to 158°F)
Part number	02310RMB

This module can connect a 40GE port to four 10GE ports using a 1-to-4 cable.