Introducing the QSFP-40G-eSM4, a 40GBase-eSM4 Optical Transceiver from HKShanhai Group Limited. This QSFP+ module is designed for single-mode networks, supporting transmission distances of up to 10 kilometers at 1310nm wavelength. With its MPO connector, it allows for easy connectivity to four SFP+ Optical Transceivers.
Quick Spec
Table 1 shows the quick spec of QSFP-40G-eSM4.
| Module Type | 40GBase-eSM4 Optical Transceiver |
| Interface | QSFP+ |
| Fiber Type | Single-mode |
| Transmission Distance | 10km |
Product Features
- ????High-speed 40G transmission
- ????Compatible with QSFP+ interface
- ????Supports single-mode fiber networks
- ????Long-distance transmission up to 10km
- ????MPO connector for easy connection to SFP+ modules
Product Applications
- ????Data centers
- ????Telecommunication networks
- ????Enterprise networks
Supported Options
Table 2 shows the supported options of QSFP-40G-eSM4.
| Accessories | Model |
| QSFP+ to SFP+ Converter Module | QSA-40G-CU5M |
Compare to Similar Items
Table 3 shows the comparison to similar items of QSFP-40G-eSM4.
| Model | Differences |
| QSFP-40G-SR4 | Supports multi-mode fiber networks |
| QSFP-40G-ER4 | Supports longer transmission distance up to 30km |
| QSFP-40G-LR4 | Supports longer transmission distance up to 40km |
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HKShanhai Group Limited QSFP-40G-eSM4 Specification
QSFP-40G-eSM4 Specifications |
|
| Product Model | QSFP-40G-eSM4 |
| Brand | HKShanhai Group Limited |
| Module Type | 40GBase-eSM4 Optical Transceiver |
| Form factor | QSFP+ |
| Optical fiber type | SMF |
| Connector type | MPO/APC (8-strand or 12-strand, type B, female connector) |
| Maximum Distance | 10km |
| Transmission rate [bit/s] | 40 Gbit/s |
| Target transmission distance [km] | Single-mode fiber: 10 km |
| Center wavelength [nm] | 1310 nm |
| Maximum Tx optical power [dBm] | 0.5 dBm |
| Minimum Tx optical power [dBm] | -8.2 dBm |
| Minimum extinction ratio [dB] | 3.5 dB |
| Rx sensitivity [dBm] | -12.6 dBm |
| Overload power [dBm] | 0.5 dBm |
| Compatible Devices | HKShanhai Group Limited switches and routers |
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