QSFP-40G-ER4 Overview
The Cisco QSFP-40G-ER4 is a 40GBASE-ER4 pluggable transceiver designed for long reach single mode fiber connectivity. It supports distances up to 40km over G.652 SMF.
The module carries 40G Ethernet or OTU3 signals over 4 multiplexed CWDM wavelengths. It enables high bandwidth data center interconnects (DCI) or router links over dark fiber or DWDM infrastructure.
Providing excellent performance, compact footprint, and extended reach, the QSFP-40G-ER4 cost-effectively extends 40G capacity in medium range enterprise and service provider environments.
Quick Specifications
Feature | Description |
---|---|
Connector | Duplex LC |
Fiber Type | G.652 Single Mode |
Wavelengths | 4 x 1310nm Lanes |
Reach | 40 km |
Power | 3.5W |
QSFP-40G-ER4 Features and Benefits
- Extends 40G Ethernet up to 40km
- OTU3 support for router interconnects
- QSFP pluggable footprint
- LC duplex connectors
Compatible Products
Series | Notes |
---|---|
Cisco Nexus 5000 | All models including 5500, 5600, 5700 |
Cisco Nexus 6000 | All models including 6001, 6004, 6006, 6009 |
Cisco Nexus 7000 | All models including 7009, 7018, 7700 |
Cisco Nexus 9000 | All models including 9300, 9318, 9324, 9372 |
Cisco Catalyst 3850 | Some models support, check compatibility list |
Cisco Catalyst 4500 | Some models support, check compatibility list |
Cisco Catalyst 6500 | Most models support, check compatibility list |
Cisco ASR 1000 Routers | Most models support, check compatibility list |
Cisco ISR G4 Routers | Some models support, check compatibility list |
Full Specifications
Specification | Description |
---|---|
Optical Interface | 4x10Gbps Lanes w/ LC |
Fiber Type | G.652 SMF |
Wavelengths | 1271, 1291, 1311, 1331 nm |
Reach | 40 km |
Signal Rate Support | Ethernet and OTU3 |
Dimensions | 13.4 x 18.5 x 73mm (QSFP) |
Environment | 0°C to 70°C |
QSFP-40G-ER4 Licensing
No special licensing required.
Warranty Information
Covered by Cisco’s standard 5 year warranty.
Installation and Configuration
Refer to platform specific installation guide for details on installing and configuring this module.
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