Back to Optical Transceivers
40G QSFP+ ER4 optical transceiver for singlemode links up to 40km.
Optical Transceivers
XS-OT-40G-QSFPPLUS-ER4
40G QSFP+ optics for predictable xSONiC fabric connectivity.
Specification Overview
Technical specifications.
Use this table as the fast path for platform sizing, port planning, and software compatibility checks.
| Category | Optical Transceivers |
| Form Factor | QSFP+ |
| Speed | 40G |
| Reach | ER4 |
| Wavelength | CWDM |
| Connector Type | LC Duplex |
Deployment Context
Where this platform fits.
Review positioning, capability notes, and deployment guidance for this xSONiC platform.
Product Positioning
XS-OT-40G-QSFPPLUS-ER4 is an xSONiC optical transceiver for 40G network links that need predictable compatibility across data center, enterprise, and AI fabric environments. It is positioned for teams standardizing optics by speed, form factor, reach, and media type while keeping sourcing and deployment records easy to trace.
Core Capabilities
- Provides 40G connectivity in a QSFP+ form factor.
- Supports ER4 link profiles up to 40km over singlemode media.
- Uses CWDM wavelength characteristics for the target optical profile.
- Terminates through LC Duplex interfaces for compatible cabling designs.
- Fits xSONiC switch deployments where optics need to map cleanly to port speed and link distance.
Typical Deployment Scenarios
Use XS-OT-40G-QSFPPLUS-ER4 when building or refreshing leaf, spine, access, aggregation, storage, or AI network links that require 40G optics in the QSFP+ package. The SKU keeps speed, form factor, and reach visible so operations teams can match modules to switch ports and cabling plans quickly.
Technical Consultation
Request Quote for XS-OT-40G-QSFPPLUS-ER4
Share your Optical Transceivers requirements, target topology, and rollout timing. xSONiC will help scope the right fit.