| Item | Parameters |
| Basic Information | |
| Module name | QSFP-40G-eSR4 |
| Part Number | 02313URU |
| Model | QSFP-40G-eSR4 |
| Form factor | QSFP+ |
| Application standard/Type | 40GBASE-eSR4 10GBASE-SR (four lanes) |
| Connector type | MPO |
| Optical fiber type | MMF |
| Type of the end face of the fiber ceramic ferrule | PC or UPC |
| Working case temperature [°C (°F)] | 0°C to 70°C (32°F to 158°F) |
| DDM options | Supported |
| Transmission rate [bit/s] | 40Gbit/s |
| Target transmission distance [km] | 8-strand or 12-strand, type B, female connector |
| Multimode fiber (OM2) (with diameter of 50 μm): 82 m | |
| Multimode fiber (OM3) (with diameter of 50 μm): 300 m | |
| Multimode fiber (OM4) (with diameter of 50 μm): 400 m | |
| Modal bandwidth [MHz*km] | Multimode fiber (OM2): 500 MHz*km |
| Multimode fiber (OM3): 2000 MHz*km | |
| Multimode fiber (OM4): 4700 MHz*km | |
| Transmitter Optical Characteristics | |
| Center wavelength [nm] | 850 nm |
| Maximum Tx optical power (AVG) [dBm] | 0.5 dBm |
| Minimum Tx optical power (AVG) [dBm] | -7.6 dBm |
| Minimum extinction ratio [dB] | 3.0 dB |
| Receiver Optical Characteristics | |
| Rx sensitivity (OMA) [dBm] | -11.1 dBm |
| Overload power (AVG) [dBm] | 2.4 dBm |
