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562 items
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C2G - 2-port CardBus Serial ATA Controller - Larger Front
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What is Marketplace?

Marketplace Items

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  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$41.08
On Sale
Save $10.03 (Reg. $51.11)
SYBA Multimedia - 2-port Serial PCI Multi-I/O Card - Larger Front
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What is Marketplace?

Marketplace Items

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  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$16.89
On Sale
Save $21.10 (Reg. $37.99)
Startech - 1 Port PCI RS232 Serial Adapter Card - Larger Front
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What is Marketplace?

Marketplace Items

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  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$25.62
Startech - 1-Port PCI Serial Adapter Card - Green - Larger Front
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  • Model: PCI1S950DV
  • SKU: 9717599
Compatible with modems, POS devices, printers and ISDN terminal adapters; provides dual-voltage channels for connecting peripherals; easy installation
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$20.99
On Sale
Save $9 (Reg. $29.99)
Rosewill - Dual Serial Ports PCI Card Model RC-301 - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$11.99
Startech - 4 Port PCI SATA RAID Controller Adapter Card - Red - Larger Front
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  • Model: PCISATA4R1
  • SKU: 9619722
Up to 150MBps - 4 x 7-pin SATA Female Serial ATA/150 - Serial ATA Internal
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$42.99
Startech - 4 Port PCI SATA RAID Controller Adapter Card - Red - Larger Front
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  • Model: PCISATA4R1
  • SKU: 1304796880
Up to 150MBps - 4 x 7-pin SATA Female Serial ATA/150 - Serial ATA Internal
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$47.57
Rosewill - 2 Ports PCIe Serial Card Model - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$24.99
Rosewill - PCIe Serial Card 1 Port Model - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$16.99
SYBA Multimedia - SATA III 2 Internal 6Gbps Ports PCI-e Controller Card - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$22.39
On Sale
Save $34.60 (Reg. $56.99)
SYBA Multimedia - 4 Serial Ports PCI-e x1 Controller Card - largeFrontView
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  • Model: SI-PEX15038
  • SKU: 1310015265
PCI Express x1 - 4 x DB-9 RS-232 Serial Via Cable - Plug-in Card
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$35.39
On Sale
Save $55.60 (Reg. $90.99)
Startech - 2 Port PCI RS232 Serial Adapter Card - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$37.97
Monoprice - 2-Serial & 1-Parallel Port Host Controller Card - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$12.11
SYBA Multimedia - Flex-2-port SATA III 6Gbps PCIe Card - Larger Front
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  • Model: SD-PEX40049
  • SKU: 1305383614
Serial ATA/600 - PCI Express 2.0 x1 - Plug-in Card - 4 Total SATA Port(s) - 2 SATA Port(s) Internal
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

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$25.49
On Sale
Save $38.50 (Reg. $63.99)
Startech - 1 Port Low Profile PCI Express Serial Card - 16550 - Larger Front
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What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$46.53