AddOn Arista Networks® QSFP-40G-LR4 Compatible TAA 40GBase-LR4 QSFP+ Transceiver (SMF, 1270–1330nm, 10km, LC, DOM)

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Add-OnSKU: QSFP-40G-LR4-AR-AO
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Sale price$1,776.99 Regular price$2,800.00

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In stock (3502 units), ready to be shipped

Need this as part of a larger AV project? AVENDOR can help with sourcing, installation, support, and monthly payment options

Description

The AddOn Arista Networks® QSFP-40G-LR4 Compatible QSFP+ Transceiver delivers reliable 40GBase-LR4 throughput up to 10km over single-mode fiber (SMF). Operating across wavelengths from 1270nm to 1330nm with a duplex LC connector, this hot-swappable module ensures seamless installation and replacement.

Fully compliant with SFF-8436 MSA standards, the transceiver supports Digital Optical Monitoring (DOM) for real-time performance visibility. Each unit is uniquely serialized, rigorously tested for interoperability, and guaranteed to perform identically to the original Arista Networks® part.

This transceiver is RoHS compliant, lead-free, and TAA compliant, making it suitable for government procurement. Designed with robust ESD protection and low EMI shielding, it’s the ideal solution for data centers, enterprise networks, and carrier-grade applications.

AddOn backs this product with a limited lifetime warranty, ensuring long-term performance and peace of mind.

Specification Details
SKU QSFP-40G-LR4-AR-AO
Form Factor QSFP+
Data Rate 40GBase-LR4
Wavelength Range 1270nm – 1330nm
Fiber Type Single-Mode Fiber (SMF)
Connector Duplex LC
Max Reach 10km
Digital Optical Monitoring (DOM) Supported
Compliance SFF-8436 MSA, TAA Compliant, RoHS Compliant
Temperature Range 0°C to 70°C (Commercial)
Power Consumption 3.5W (typical)
Hot Pluggable Yes
Warranty Limited Lifetime Warranty

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Return Policy (Short Summary)

We offer a 30-day return window for most unopened, factory-sealed items.

Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.


Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.


For damaged or incorrect items, please contact us immediately.


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Building a Complete AV System?

This product is rarely deployed alone. It’s typically part of a fully integrated AV system. AVENDOR designs, integrates, and supports end-to-end environments—from single rooms to enterprise-wide deployments.

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  • Programming & Ongoing Support

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