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PCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid | PCIe 3.0 x4 6-Port SATA card (ASM1166) for Unraid/TrueNAS. 2GB/s non-RAID storage expansion.
BTBcoin

BTBcoin PCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid

Bottom line: The BTBcoin PCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid is a specs-and-price decision rather than a crowd-consensus one in the expansion cards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Backed by BTBcoin's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Professional Storage Expansion for NAS & Power UsersAre you running out of SATA ports on your motherboard? The BTBcoin 6-port SATA expansion card is the professional-grade solution for expanding your storage pool. Whether you are building a high-density NAS, a media server, or a high-performance home lab workstation, this card provides the stable, high-bandwidth connection your data deserves.Unrivaled Bandwidth with PCIe 3.0 x4 & ASM1166At the heart of our card is the industry-leading ASMedia ASM1166 controller. While many cheap cards use a PCIe x1 interface (limited to 500MB/s), our card…

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SpecPicks Verdict

SpecPicks scored BTBcoin PCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. BTBcoin's expansion cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • [Unrivaled ASM1166 Performance] Powered by the industry-leading ASM1166 controller and utilizing a physical PCIe 3.0 x4 interface, this card delivers a massive total bandwidth of up to 2GB/s, ensuring all 6 HDDs run at full 6Gbps speed without bottlenecks during data scrubbing.
  • [Born for NAS Expansion] The ultimate professional solution for Unraid, TrueNAS (FreeNAS), and home lab builders. It provides native support in Linux kernels for instant recognition, making it perfect for high-capacity media servers and dense storage pools.
  • [24/7 Stability & Cooling] Say goodbye to "disk dropping" and speed degradation caused by overheating. Featuring a high-thermal-conductivity aluminum heatsink and a premium black PCB, it effectively dissipates heat during massive summer data transfers.
  • [True Plug-and-Play] Operates in JBOD/passthrough mode (Non-RAID) with no driver installation required on Windows 11/10/8/7 and Linux. Note: This is a data expansion card only and does not support OS booting; please use it solely for storage expansion.
  • [All-in-One Professional Kit] Includes everything needed for a seamless upgrade: 1x 6-Port SATA 3.0 Expansion Card, 6x High-Quality SATA Cables (zero CRC errors), 1x 1-to-5 SATA Power Splitter, and both Full-Height and Low-Profile Brackets for 2U servers and ITX cases.

Full Specifications

BrandBTBcoin
StyleClassic
Style NameClassic
Model NumberLT-803
CompatibilityPC, Linux
Mfr Part NumberLT-803
Compatible DevicesDesktop Computer, SSD, HDD, Blu-ray Drive
Hardware InterfacePCI, PCI Express x4, PCIE x 4
Warranty Descriptionbuy with 30 days warranty
Full listing titlePCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid | PCIe 3.0 x4 6-Port SATA card (ASM1166) for Unraid/TrueNAS. 2GB/s non-RAID storage expansion.

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PCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid | PCIe 3.0 x4 6-Port SATA card (ASM1166) for Unraid/TrueNAS. 2GB/s non-RAID storage expansion. is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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PCIe x4 to 6 Port SATA 3.0 Controller Card for PC Unraid | PCIe 3.0 x4 6-Port SATA card (ASM1166) for Unraid/TrueNAS. 2GB/s non-RAID storage expansion.
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