• Silver-colored Arista OSFP-200G-2LR43 OSFP transceiver modules with blue handles and metallic connectors for 200G LR4 use
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Arista

Arista OSFP-200G-2LR43 | 200G OSFP Transceiver, 2x LC, 10km SMF, 2x 100GBASE-LR4

OSFP-200G-2LR43

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Description

The Arista OSFP-200G-2LR43 is a 200 Gigabit OSFP optical transceiver designed for data center and high-performance computing interconnects. Featuring 2 x 100GBASE-LR4 operation with dual LC connectors, it delivers reliable 10km reach over two pairs of duplex single-mode fiber. This module requires OSFP ports configured for 2x 100G-4 operation and supports breakout connectivity for flexible network architectures.

Features

Dual 100GBASE-LR4 operation providing 200Gbps aggregate bandwidth
- 2x duplex LC optical connectors for industry-standard fiber connectivity
- Up to 10km reach over single-mode fiber for intra-datacenter and campus deployments
- CWDM4 wavelength multiplexing (4 wavelengths per 100G link)
- 8x 25Gb/s NRZ electrical lanes for legacy equipment compatibility
- Breakout support to 2x 100G links for flexible network architectures
- Hot-pluggable OSFP form factor with integrated heatsink for superior thermal management
- Digital diagnostics monitoring via CMIS interface (DDM/DOM)
- Optical interoperability with 100GBASE-LR4 QSFP28 transceivers
- RoHS compliant and TAA compliant options available
- Low latency design for demanding applications
- Compatible with existing SMF infrastructure and LC connector ecosystem

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

Form Factor: OSFP (Octal Small Form-factor Pluggable)
- Data Rate: 200 Gbps (2 x 100GBASE-LR4)
- Connector Type: 2x duplex LC optical connectors
- Fiber Type: Single-mode fiber (SMF)
- Transmission Distance: Up to 10km over two pairs of duplex SMF
- Electrical Interface: 8 lanes @ 25 Gbps NRZ per 100G link
- Wavelength: CWDM4 wavelengths per 100GBASE-LR4 standard
- Configuration: Requires OSFP port configured as 2x 100G-4
- Optical Interoperability: Compatible with 100GBASE-LR4 transceivers
- Standards Compliance: IEEE 802.3, OSFP MSA, CMIS
- Operating Temperature: Commercial (0°C to 70°C)
- Power Consumption: <15W typical

FAQs

Q: What port configuration is required for the OSFP-200G-2LR43?
A: This transceiver requires the OSFP port to be configured as 2x 100G-4 mode. It operates as two independent 100GBASE-LR4 links, each with 4 optical lanes, utilizing a total of 8 optical channels across two fiber pairs.

Q: Can this transceiver interoperate with standard 100GBASE-LR4 modules?
A: Yes, each of the two 100GBASE-LR4 links can optically interoperate with standard 100GBASE-LR4 QSFP28 transceivers, enabling flexible connectivity between 200G OSFP ports and 100G QSFP ports over existing single-mode fiber infrastructure up to 10km.

Q: What is the difference between this and a 400G OSFP transceiver?
A: The OSFP-200G-2LR43 uses 8x 25Gb/s NRZ electrical signaling for 200G operation, while 400G OSFP modules use 8x 50Gb/s PAM-4 signaling. This makes the 200G module compatible with legacy equipment that supports 25Gb/s data rates and allows for simpler breakout configurations to 100G links.

Q: Is this transceiver suitable for upgrading existing 100G infrastructure?
A: Yes, it's ideal for upgrading leaf-to-spine datacenter links from 100G to 200G. The transceiver uses the same duplex LC connector and single-mode fiber type as 100GBASE-LR4, enabling seamless upgrades without changing fiber plant or patch panels.

Q: What Arista switches support this transceiver?
A: This transceiver is supported on Arista switches with OSFP ports capable of 200G or 400G operation. Consult Arista's Transceiver and Cable Guide for specific platform compatibility, minimum EOS version requirements, and port configuration instructions.

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