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40G CWDM4 QSFP+ ER4 40km optical module utilizes 4-channel CWDM wavelength multiplexing technology, supporting 40Gbps data rates and transmission over 40km of single-mode fiber. It is suitable for data center interconnects, 5G communications, and metropolitan area networks, providing a low-power, high-reliability solution. Compatible with mainstream switch brands, it meets enterprise-level network expansion requirements.
0℃~70℃丨TX：-1~4.5dBm 丨 RX：<-19dbm丨 < 3.5W 丨Factory warranty 丨 |
CLQSFP40GER4 |
●Hot-pluggable QSFP+ form factor ●Supports 41.3 Gb/s aggregate bit rate ●Power dissipation < 3.5W ●18.5 dB link insertion loss budget ●RoHS-6 compliant ●Commercial case temperature range 0°C to 70°C ●Single 3.3V power supply ●Maximum link length of 40km on Single Mode Fiber (SMF) ●Uncooled 4x10Gb/s CWDM transmitter + APD Receiver ●XLPPI electrical interface ●Duplex LC receptacles ●Built-in digital diagnostic functions, including Tx/Rx power monitoring |
Specification | |||
Part Number | CLQSFP40GER4 | Vendor | C-LIGHT |
Form Factor | QSFP+ | Data Rate | 40Gbps |
Wavelength | 1310nm | Distance | 40km |
Connector | Duplex LC | Media | SMF |
Transmitter Type | DFB CWDM | Receiver Type | APD |
TX Power | -1~4.5dBm | Receiver Sensitivity | < -19dBm |
Power Budget | 18dB | Receiver Overload | ＞-5dBm |
Typical Power Consumption | ≤3.5W | Extinction Ratio | >5.5dB |
DDM/DOM | Supported | Ind.Temperature Range | 0 to 70°C |
Protocols | OTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant | Warranty | 3 Years |
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Related Products | ||
| Part Number | CLQSFP40GER4 | CLQSFP40GLR4 |
| Center Wavelength | 1310nm | 1310nm |
| Connector | Duplex LC | Duplex LC |
| Cable Distance (Max.) | 40km | 10km |
| Modulation | DFB CWDM | DFB CWDM |
| Power Consumption | SMF | SMF |
| TX Power | -1~4.5dBm | -7~5dBm |
| Receiver Sensitivity | < -19dBm | < -13dBm |
| Receiver Overloa | >-5dBm | >3dBm |
| Extinction Ratio | >5.5dB | >4dB |
Application Graph |
