FTLX8571D3BCL-HC - Finisar Corporation 10Gb/s 10GBase-SR 850nm Multi-Mode SFP+ Transceiver Module

FTLX8571D3BCL-HC - Finisar Corporation 10Gb/s 10GBase-SR 850nm Multi-Mode SFP+ Transceiver Module

SKU: FTLX8571D3BCL-HC Browse: SFP+ 10G Transceivers Category: Transceiver
$72.45 In Stock — Ships Today

About the FTLX8571D3BCL-HC

This FTLX8571D3BCL-HC delivers Transceiver functionality and is built for 24/7 enterprise duty cycles. Technical specifications include capacity of 10 GB, data rate of 10 Gb/s, network speed of 10 GbE, wavelength of 850 nm. Workload fit covers VMware NSX overlay networking, Kubernetes pod-to-pod east-west bandwidth, Storage Replica replication, and high-throughput backup network paths between ToR switches and backup targets. Pro Disk Network supplies the FTLX8571D3BCL-HC to US business buyers. Stocked units ship same-day on in-stock orders placed before 3pm ET. Pro Disk Network applies a 90-day functional warranty. Free US ground shipping on orders over $150; same-day expedited (UPS Next Day Air, FedEx Priority) available at checkout.

Specifications

Part Identification

Technical Specifications

  • Capacity

    10 GB

  • Data Rate

    10 Gb/s

  • Network Speed

    10 GbE

  • Wavelength

    850 nm

Order & Fulfillment Details

  • Condition

    Refurbished

    Quality Tier
    Professionally tested — new available on request
  • Warranty

    90-Day Pro Disk Network Warranty

    Coverage
    Advance replacement — we ship first, you return the faulty unit
  • Shipping

    Free over $150 — Same-Day Dispatch

    Cutoff
    Orders placed before 3pm ET
  • Returns

    30-Day Returns — US

    Return Window
    Original packaging required
Part Number / MPNFTLX8571D3BCL-HC
CategoryTransceiver
Capacity10 GB
Data Rate10 Gb/s
Network Speed10 GbE
Wavelength850 nm
ConditionRefurbished — new available on request
Warranty90-Day Pro Disk Network Warranty — advance replacement
ShippingFree over $150 — Same-Day Dispatch
Returns30-Day Returns — US

Summary

The FTLX8571D3BCL-HC is a enterprise-grade transceiver component with capacity 10 GB, data rate 10 Gb/s, network speed 10 GbE. Pro Disk Network sells the FTLX8571D3BCL-HC for $72.45 with same-day US shipping and a 30-day return guarantee.

Trust Signals

  • US-based LLC — 7345 W Sand Lake Rd, STE 210, Office 3208, Orlando, FL 32819
  • Same-Day US Shipping — orders before 3pm ET ship today via UPS
  • 30-Day Returns — pre-paid label on DOA and defective items

Quick Answer: Is the FTLX8571D3BCL-HC compatible with my switch?

Pro Disk Network validates every FTLX8571D3BCL-HC against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.

How fast does the FTLX8571D3BCL-HC ship?

If in stock, the FTLX8571D3BCL-HC ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.

Email engineering for a compatibility check ›

Common Use Cases for FTLX8571D3BCL-HC

The FTLX8571D3BCL-HC is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.

  • Spine-Leaf Fabric — Top-of-rack 25G/100G aggregation between leaf and spine switches. Match speed and form factor across both endpoints.
  • Server Uplink — 10G/25G server-to-leaf uplink — pair with matching DAC or AOC at the host NIC to avoid optic mismatch.
  • DCI (Data Center Interconnect) — Inter-DC routing or aggregation. LR4/LR8 transceivers for 10–80 km, ER4 for 40 km, ZR4 for coherent long-haul.
  • Campus Distribution — Catalyst-class campus distribution between IDF and MDF closets. PoE+ where wireless APs and IP phones share infrastructure.

What is the FTLX8571D3BCL-HC?

The FTLX8571D3BCL-HC is a network interface module with capacity 10 GB and data rate 10 Gb/s, manufactured for enterprise IT deployments. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.

Pros & Cons of FTLX8571D3BCL-HC

Pros

  • Same-day US shipping cuts deployment downtime

Cons

  • Refurbished switches may show minor rack-rail wear
  • Power supplies sold separately on certain SKUs
  • Long-haul ZR4/CFP4 modules subject to export-control screening

Frequently Asked Questions about FTLX8571D3BCL-HC

Is the FTLX8571D3BCL-HC a genuine part?
Yes. Pro Disk Network sources every FTLX8571D3BCL-HC as factory-original inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Is the FTLX8571D3BCL-HC compatible with my switch?
Pro Disk Network validates every FTLX8571D3BCL-HC against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.
How fast does the FTLX8571D3BCL-HC ship?
If in stock, the FTLX8571D3BCL-HC ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
What is the warranty on the FTLX8571D3BCL-HC?
New FTLX8571D3BCL-HC units carry the full manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the FTLX8571D3BCL-HC?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.

Similar Products

From the Same Series as FTLX8571D3BCL-HC

Other parts that share the FTLX8571D3BCL series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.

  • FTLX8571D3BCL — FTLX8571D3BCL - Finisar 10GBase-SR MMF SFP+ Transceiver Module — $68.42
  • FTLX8571D3BCL-1D — FTLX8571D3BCL-1D - Lenovo 10Gb/s 10GBase-SR 850nm 300m Multi-Mode Datacom SFP+ Optical Transceiver Module — $434.54
  • FTLX8571D3BCL-ACC — FTLX8571D3BCL-ACC - Accortec 10Gbps 10GBase-SR Multi-mode Fiber 300m 850nm Duplex LC Connector SFP+ Transceiver Module — $164.63
  • FTLX8571D3BCL-E5 — FTLX8571D3BCL-E5 - Finisar Corporation 10Gb/s 850nm 300m Short Wave SFP+ Transceiver Module — $97.14
  • FTLX8571D3BCL-EM — FTLX8571D3BCL-EM - Finisar Corporation 10Gb/s 850nm Multi-Mode Datacom SFP+ Optical Transceiver Module — $75.47
  • FTLX8571D3BCL-EX — FTLX8571D3BCL-EX - Extreme 10Gbps 850nm Multi-mode Fiber 300m Duplex LC Connector SFP+ Transceiver Module — $148.13
  • FTLX8571D3BCL-FC — FTLX8571D3BCL-FC - Dell 10GB SFP+ Transceiver 850NM SR — $47.37
  • FTLX8571D3BCL-IC — FTLX8571D3BCL-IC - IBM 10Gb/s 10GBase-SR Short Wave SFP+ Optical Transceiver Module — $105.17
  • FTLX8571D3BCL-J1 — FTLX8571D3BCL-J1 - Juniper 10GBase-SR Multimode 300m 850nm LC Connector SFP+ Transceiver Module — $97.14
  • FTLX8571D3BCL-N1 — FTLX8571D3BCL-N1 - NetApp 10Gb/s 10GBase-SR Multi-Mode Fiber 300m 850nm Duplex LC Connector SFP+ Transceiver Module — $73.68
  • FTLX8571D3BCL-NEW — Finisar FTLX8571D3BCL/NEW 10Gbps 10GBase-SR Multi-mode Fiber 300m 850nm Duplex LC Connector SFP+ Transceiver Module — $83.71
  • FTLX8571D3BCL-QL — FTLX8571D3BCL-QL - Qlogic 10Gb/s 10GBase-SR Multi-Mode fiber 300m 850nm SFP+ Optic Transceiver — $126.22

Pro Disk Network Buyer’s Guide: Transceiver

Optic Coding, Vendor Lock-In, and Multi-Vendor Compatibility

Networking optics — SFP, SFP+, QSFP+, QSFP28 — are physically interoperable across vendors but logically restricted by firmware coding. The FTLX8571D3BCL-HC is coded for a specific vendor family at our factory step before shipping, which preserves the OEM warranty workflow and allows the optic to be recognised without ‘service unsupported-transceiver’ CLI overrides. Mixing third-party optics with same-vendor optics in the same chassis is safe; mixing across vendor codings sometimes triggers warnings in the switch log.

Bandwidth Sizing for Spine-Leaf, EVPN-VXLAN, and Hyperconverged Storage

For EVPN-VXLAN overlays, the FTLX8571D3BCL-HC carries the underlay tunnels in addition to the workload traffic. Plan for VXLAN encapsulation overhead (50 bytes) plus MTU headroom; set the underlay MTU to 9216 (jumbo frames) and the overlay MTU to 9000. Make sure both the FTLX8571D3BCL-HC and the connected NICs support jumbo frames — some older NICs cap at 9000-byte payloads even when jumbo-enabled.

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