Expansion Cards
Add a port, a protocol or a capability the motherboard didn’t come with. Covers PCIe network cards and WiFi cards, USB expansion cards, SATA and RAID controller cards, sound cards, video capture cards, and M.2 adapter cards for extra NVMe storage.
Showing all 8 results
-
Advantech
Advantech OPT8C-AE DB62 to 8XDB25 RS232 Cable
$100.51Out of stock
-
Advantech
Advantech PCI-1604UP-AE 2 Port RS232 Serial – Low Profile
$173.31Out of stock
-
Advantech
Advantech PCI-1620A-DE 8 Port RS-232 PCI Communication Card
$309.93Out of stock
-
Advantech
Advantech PCIe-1610B 4 Ports RS232 PCIe Card
$222.64Out of stock
-
Advantech
Advantech PCIe-1612B 4 Ports RS232/422/485 PCIe Card
$307.40Out of stock
-
Advantech
Advantech PCIe-1612B 4 Ports RS232/422/485 PCIe Card w/ Surge Protec
$556.60Out of stock
-
Advantech
Advantech RTL8821AE A/B/G/N/AC/BT Mini PCIe WIFI
$33.06Out of stock
-
SilverStone
Silverstone ECS06 SATA III PCI Express card 6-port
$138.58In stock
Buying guide
Expansion Cards for Hamilton and Waikato
Choose products with local support context for setup, compatibility, warranty, and business use. K Square Tech can help connect the product purchase to practical service across Hamilton and Waikato.
Before you buy
- Check compatibility before ordering.
- Ask about installation if the product affects staff, printers, Wi-Fi, or business workflow.
- Request a business quote for multiple units or site work.
Related services
FAQ
Can K Square Tech help choose the right product?
Yes. Send the model, usage context, quantity, and compatibility requirements and K Square Tech can help with practical product advice.
Can I request business pricing?
Yes. Business and bulk pricing can be requested from product pages or the contact form.