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by Arista
Product Line: Arista QSFP40 Series
Product Type: QSFP (Quad Small Form-factor Pluggable) transceiver
Original price $156.00 - Original price $629.00
Original price
$156.00 - $629.00
Current price $629.00
Title: Surplus

Orders typically ship within 1-3 Business days, if you need an item to ship sooner please contact us.

Product Description

The Arista QSFP-40G-XSR4 is a hot-pluggable transceiver module designed for use with high-speed network applications. It supports 40 Gigabit Ethernet connectivity and provides a four-lane electrical interface. The module supports a link length of up to 150 meters on OM4 multi-mode fiber and is compatible with a wide range of Arista switches and routers. It is a Class 1 laser product and complies with the IEEE 802.3ba standard.

Key Feature for the QSFP40GXSR4

1. Data transfer rate: 40 Gbps
2. Connector type: QSFP
3. Wavelength: 850 nm
4. Max transfer distance: 150 meters
5. Fiber type: OM4 multi-mode
6. Operating temperature range: 0°C to 70°C

Product Review

The Arista QSFP40GXSR4 is a Quad Small Form-factor Pluggable (QSFP+) transceiver that provides high-speed connectivity over multi-mode fiber for up to 150 meters. It supports data rates of up to 40 Gbps and features low power consumption for energy efficiency. The QSFP40GXSR4 also includes Digital Optical Monitoring (DOM) functionality for real-time monitoring of transceiver performance. The QSFP40GXSR4 is a reliable and cost-effective solution for high-bandwidth applications such as data centers and cloud computing environments.


The Arista QSFP40GXSR4 is a high-speed optical transceiver module designed for data center and high-performance computing applications. It is a quad small form-factor pluggable (QSFP+) module, which allows for the transmission of up to 40 Gbps data rates over a multi-mode fiber optic cable. This transceiver module operates on four channels using 850nm VCSEL technology, which provides high-speed data transfer while maintaining low power consumption. It also supports a maximum transmission distance of up to 150 meters over OM4 fiber. The QSFP40GXSR4 module is hot-swappable, meaning it can be inserted or removed without the need to power down the host equipment, and it complies with the QSFP+ MSA (Multi-Source Agreement) standard. It also includes digital diagnostic monitoring (DDM) features, which provide real-time monitoring of the transceiver's operating parameters, including temperature, input voltage, output power, and optical receive power. Overall, the Arista QSFP40GXSR4 is a high-quality transceiver module designed to provide reliable and high-speed connectivity for data center and high-performance computing applications.

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