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Stable 40GBASE-FR performance over SMF. Reliable mid-range connectivity.
CFP-40G-FR=
CFP 40GBASE-FR optical transceiver module
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CFP-40G-FR=
CFP 40GBASE-FR optical transceiver module
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CFP-40G-FR= is a CFP transceiver module that delivers a 40G data rate via optical technology using LC connectors, designed for long-range transmission over single-mode fiber. It supports key protocols including Ethernet and Fibre Channel, and features a compact, industry-standard CFP form factor with clearly defined physical dimensions.
The CFP-40G-FR= module is optimized for high-performance use cases in data centers, enterprise networks, and telecom infrastructures. Its robust build and reliable optical performance ensure seamless integration into modern networks, meeting the demanding requirements of high-speed optical communication.
CFP-40G-FR= price is $12,399.00, a 79.3% saving from the Cisco list price of $60,000.00. CFP-40G-FR= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CFP-40G-FR= for additional pricing. Browse the full Cisco 40G Optical Modules series or explore all Cisco products.
To get the detailed certification, please go to the Compliance Center.
 CFP-40G-FR= |  QSFP-40G-LR4-S |  QSFP-40G-LR4-S= |  QSFP-40G-SR-BD= |  QSFP-40GE-LR4 | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 40G | 40G | 40G | 40G | 40G |
| Depth | 7.5 inches | N/A | N/A | N/A | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Multi-mode | Single-mode |
| Form Factor | CFP | QSFP | QSFP | QSFP | QSFP+ |
| Height | 1.2 inches | N/A | N/A | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 10 km | 10 km | 10 km | 150 meters | 10 km |
| Network Interface | Fiber | Ethernet | Ethernet | Ethernet | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 6.0W | 5.0 W | N/A | 3.8W | 6.0 W |
| Product Name | CFP-40G-FR= | QSFP-40G-LR4-S | QSFP-40G-LR4-S= | QSFP-40G-SR-BD= | QSFP-40GE-LR4 |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Short-Range | Long-Range |
| Wavelength | 1310nm | 1310 nm | 1310 nm | 850nm | 1310 nm |
| Weight | 1.5 lbs | N/A | N/A | N/A | N/A |
| Width | 4.4 inches | N/A | N/A | N/A | N/A |
Stable 40GBASE-FR performance over SMF. Reliable mid-range connectivity.
Consistent throughput and dependable optical output.
Smooth deployment in our 40G infrastructure.
Maintained steady performance across production workloads.
Reliable FR optics for enterprise environments.
Strong signal stability and clean integration.
High-quality CFP module for SMF links.
The CFP-40G-FR= is a hot-pluggable 40GBASE-FR optical transceiver module compliant with the CFP MSA, designed for 40 Gbps data transmission over single-mode fiber at 1310 nm.
It supports link distances up to 2 kilometers over single-mode fiber (SMF) at 1310 nm wavelength.
The module operates at a nominal wavelength of 1310 nm for optimal single-mode fiber performance.
It uses an LC-duplex connector and is designed exclusively for single-mode fiber (SMF).