Skip to content

SUNIX SER6437A PCIE 2-Port Serial RS-232 Card Low Profile - Add-on Card - Compatible with PCI Express x1, x2, x4, x8 and x16 Lane Bus

Marsoni M251S
Sale price$84.99
Pay 4 payments of $21.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
SUNIX SER6437A PCIE 2-Port Serial RS-232 Card Low Profile - Add-on Card - Compatible with PCI Express x1, x2, x4, x8 and x16 Lane BusSunix SER6437A PCIE 2 Port Serial RS 232 Card Low profile General Interface: RS 232 Controller: SUNIX SUN2212 (16C950 UART Compatible) BUS: PCI Express Spec 2. 0, Single Lane (x1) IRQ & IO: Assigned by System Serial Communication Interface: RS 232 No. of Port: 2 port FIFO: 128byte Hardware Signal: DCD, TxD, RxD, RTS, CTS, DTR, DSR, GND, RI Baud rate: 50bps ~ 921. 6Kbps Stop bit: 1, 1. 5, 2 Parity: even, odd, none, mark, space Flow Control: None, Xon
Easy Shipping

Quick Dispatch:

Your SUNIX SER6437A PCIE 2-Port Serial RS-232 Card Low Profile - Add-on Card - Compatible with PCI Express x1, x2, x4, x8 and x16 Lane Bus orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your SUNIX SER6437A PCIE 2-Port Serial RS-232 Card Low Profile - Add-on Card - Compatible with PCI Express x1, x2, x4, x8 and x16 Lane Bus ships.

Need Help?
Questions about SUNIX SER6437A PCIE 2-Port Serial RS-232 Card Low Profile - Add-on Card - Compatible with PCI Express x1, x2, x4, x8 and x16 Lane Bus, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for SUNIX SER6437A PCIE 2-Port Serial RS-232 Card Low Profile - Add-on Card - Compatible with PCI Express x1, x2, x4, x8 and x16 Lane Bus in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 1274 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Arlo
Los Angeles, US
★★★★★ 5
Top quality filters at a good price.
Style: 20x30x1
These filters are good quality. They are reinforced and hold their shape. They fit perfectly in my filter holder. The thing I like is that the filters were bundled together and shipped in a sturdy box. Other filters I have ordered showed up in a flimsy box and were damaged.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
L
Verified Purchase
La Quinta
Lowell, US
★★★★★ 5
Excellent to have on hand
Style: 16x25x1
Excellent, time-saving purchase. Sturdy, easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
T
Verified Purchase
Texas Legend
Boise, US
★★★★★ 4
Great Fit and Noticeable Air Quality Improvement
Style: 12x24x1
I purchased the Filterbuy 12x24x1 MERV 8 air filters and have been very happy with them so far. They fit perfectly in my HVAC system without any gaps or issues during installation. After replacing my old filters, I noticed the air in my home feels cleaner and there seems to be less dust settling around the house. They do a good job of capturing everyday particles and allergens while still allowing good airflow. Overall, this is a reliable and cost-effective 4-pack of filters. Solid quality, easy to install, and a noticeable improvement in air freshness. I’ll definitely be ordering again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
L
Verified Purchase
Lorraine M.
Phoenix, US
★★★★★ 5
Reliable furnace filters at a good price point!
Style: 16x18x1
Great filters. Hard to find sizes. Sturdy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
C
Verified Purchase
Christopher
West Palm Beach, US
★★★★★ 5
Amazon very professional and reliable
Style: 14x30x1
I was very pleased with the Filterbuy 14 30 1 and it fit great and very pleased with Amazon .They are very professional
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026

recommand products