Arista Compatible Transceivers

Arista QSFP-40G-SR4 Compatible QSFP+ Transceiver

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Arista QSFP-40G-SR4 Compatible QSFP+ Transceiver – 40GBASE-SR4 Optical Module (MMF, 150m)

Product Overview

The Arista QSFP-40G-SR4 compatible module is a high-performance 40G QSFP+ optical transceiver for short-range links over multimode fiber.

Programmed and tested for Arista equipment, it delivers stable 40G connectivity at a lower cost than the OEM module.

Key Features of Arista QSFP-40G-SR4

Fully Arista Compatible: Programmed and tested for Arista equipment.

40G QSFP+ High-Speed: Supports data rates up to 40 Gbit/s (40GBASE-SR4).

Short-Reach (SR4) Connectivity: Up to 150 m over OM4 (100 m over OM3) multimode fiber.

Full DDM Support: Real-time monitoring of optical power, temperature and voltage.

Hot-Pluggable QSFP+ Form Factor: Easy installation without network interruption.

850 nm Multimode Operation: Optimized for short-reach multimode fiber networks.

Technical Specifications

Parameter	Specification
Model	Arista QSFP-40G-SR4 Compatible
Form Factor	QSFP+
Data Rate	40Gbps (4 × 10Gbps)
Wavelength	850nm
Fiber Type	Multimode Fiber (MMF)
Max Distance	100m (OM3), 150m (OM4)
Connector	MPO/MTP (12-fiber)
Transmitter Type	VCSEL Array
Receiver Type	PIN Photodiode
Lane Configuration	4 Tx / 4 Rx
Output Power	-7.6 ~ +2.4 dBm
Receiver Sensitivity	≤ -9.5 dBm
Power Consumption	< 1.5W
Operating Temperature	0°C to 70°C (Commercial)
Storage Temperature	-40°C to 85°C
Protocols Supported	IEEE 802.3ba, QSFP+ MSA
Digital Diagnostics	Yes (DDM/DOM Supported)
Compatibility	Arista 7060X, 7280R, 7388 and 7800R series switches and other Arista platforms

Why Choose a Compatible Arista Module

Guaranteed Compatibility: Programmed and tested for Arista equipment, without the OEM price.

Full Feature Support: DDM monitoring and full functionality on Arista systems.

Tested Reliability: Each module is tested for stable performance before shipment.

Cost-Effective for Production: A dependable, lower-cost choice for mission-critical networks.

High-Value Application Scenarios

Data Center Interconnects

Links data centers over multimode fiber up to 150 m, providing high-density 40G connectivity for short-reach interconnects.

Enterprise Access and Aggregation

Aggregates enterprise traffic onto 40G links, connecting switches and servers over multimode fiber.

Campus Networks

Connects campus buildings over multimode fiber up to 150 m, supporting high-speed 40G access and aggregation.

High-Density 40G Deployments

Supports dense 40G deployments where QSFP+ ports multiply bandwidth in data center and enterprise networks.

Compatibility

This compatible module is programmed and tested for Arista equipment that specifies the QSFP-40G-SR4, including Arista 7060X, 7280R, 7388 and 7800R series switches and other Arista platforms.

FAQ

Is this QSFP-40G-SR4 module compatible with Arista equipment?

Yes. This module is programmed and tested for Arista equipment that specifies the QSFP-40G-SR4, and it delivers stable 40G connectivity at a lower cost than the OEM module.

What distance does this module support?

This module supports links up to 150 m over OM4 multimode fiber (100 m over OM3).

Which Arista systems is it compatible with?

This module is programmed and tested for Arista 7060X, 7280R, 7388 and 7800R series switches, and it also works in other Arista platforms that accept QSFP+ optics.

Does it support DDM monitoring?

Yes. This module supports DDM monitoring of optical power, temperature and voltage.

🚀 Get a Quote for Your 40G Deployment

Order the Arista QSFP-40G-SR4 compatible module from CSW Optics. Send us your required quantity and deployment details.