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AddOn Cards

Computer AddOn Cards such as PCI serial cards and adapter cards for desktop and notebook applications provide the resource for additional port assignments throughout the system. The PCI and PCIe cards are available in standard and low profile installations to expand your system's use. While ExpressCards can provide the same resources, its format is different because it can only work in a 34mm card slot of a laptop computers, the PCMCIA and PCI card's interface can offer cable type connections for multiple serial port operation.

Contact us today for more information on any PCI serial card, serial port adapter, or adapter card.

Items 1 to 24 of 29 total

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2-port RS-232 Serial and 1-port LPT PCI-Express Card

2-port RS-232 Serial and 1-port LPT PCI-Express Card

Regular Price: $99.98

Special Price: $89.98

Add to Cart

Four Port Serial RS-232 PCMCIA Adapter DB-9 Serial

Four Port Serial RS-232 PCMCIA Adapter DB-9 Serial
Out of stock

Two Port RS-232 ExpressCard DB-9 Dongle for Laptops

Two Port RS-232 ExpressCard DB-9 Dongle for Laptops

Regular Price: $119.98

Special Price: $79.98

Add to Cart

One Port  RS-232 ExpressCard DB-9 Dongle

One Port RS-232 ExpressCard DB-9 Dongle

Regular Price: $99.98

Special Price: $76.98

Add to Cart

High Speed Serial Port RS232 Cardbus PCMCIA Card Single DB-9

High Speed Serial Port RS232 Cardbus PCMCIA Card Single DB-9

Regular Price: $79.98

Special Price: $29.98

Out of stock

High Quality SerialGear RS-232 PCMCIA Adapter  Card

High Quality SerialGear RS-232 PCMCIA Adapter Card

Regular Price: $99.98

Special Price: $52.98

Add to Cart

Dual Port RS-232 PCI Adapter with OXford Chip 16C950 UART

Dual Port RS-232 PCI Adapter with OXford Chip 16C950 UART

Regular Price: $59.98

Special Price: $29.95

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4-Port Serial RS-232 PCI-Express Card

4-Port Serial RS-232 PCI-Express Card

Regular Price: $109.98

Special Price: $99.98

Add to Cart

4-port Serial RS-232 + 1Port LPT PCI-Express Card

4-port Serial RS-232 + 1Port LPT PCI-Express Card

Regular Price: $119.98

Special Price: $109.98

Add to Cart

8-Port PCI Express Serial Card RS-232

8-Port PCI Express Serial Card RS-232

Regular Price: $199.98

Special Price: $177.98

Add to Cart

4-Port PCI Express Serial Card RS-232

4-Port PCI Express Serial Card RS-232

Regular Price: $99.98

Special Price: $79.98

Add to Cart

4-Port ExpressCard Serial RS-232 Adapter Box 16C950 UART 921.6Kbps

4-Port ExpressCard Serial RS-232 Adapter Box 16C950 UART 921.6Kbps

Regular Price: $159.98

Special Price: $79.98

Add to Cart

8 Port Serial RS232/422/485 PCIe Module  Isolation/Surge Protection

8 Port Serial RS232/422/485 PCIe Module Isolation/Surge Protection

Regular Price: $474.99

Special Price: $451.99

Add to Cart

PCI-Express 2X Dual RS-232 Serial Port Card Model SD-PEX-NM2S

PCI-Express 2X Dual RS-232 Serial Port Card Model SD-PEX-NM2S

Regular Price: $39.99

Special Price: $27.99

Out of stock

8 Port Serial RS232/422/485 PCIe Adapter Module

8 Port Serial RS232/422/485 PCIe Adapter Module

Regular Price: $299.99

Special Price: $284.99

Add to Cart

4 Port Serial RS422/485 PCIe Card, w/ DB44 Octopus Cable, w/ Isolation and Surge Protection

4 Port Serial RS422/485 PCIe Card, w/ DB44 Octopus Cable, w/ Isolation and Surge Protection

Regular Price: $244.99

Special Price: $226.99

Add to Cart

Quad Port Serial RS422/485 PCIe Card, w/ DB44 Octopus Cable

Quad Port Serial RS422/485 PCIe Card, w/ DB44 Octopus Cable

Regular Price: $144.99

Special Price: $121.99

Add to Cart

2 Port Serial RS485 PCIe Card - DB25 Cable Isolation/Surge Protection

2 Port Serial RS485 PCIe Card - DB25 Cable Isolation/Surge Protection

Regular Price: $124.99

Special Price: $109.99

Add to Cart

2 Port Serial RS422/485 PCIe Card with DB25 Octopus Cable Low Profile

2 Port Serial RS422/485 PCIe Card with DB25 Octopus Cable Low Profile

Regular Price: $79.99

Special Price: $61.99

Out of stock

2 Port Serial RS422/485 PCIe Card with Isolation / Surge Protection

2 Port Serial RS422/485 PCIe Card with Isolation / Surge Protection

Regular Price: $114.99

Special Price: $102.99

Add to Cart

Dual Port Serial RS422/485 PCIe Card, w/ 2 DB9 Connectors

Dual Port Serial RS422/485 PCIe Card, w/ 2 DB9 Connectors

Regular Price: $64.99

Special Price: $53.00

Add to Cart

1 Port Serial RS422/485 PCIe Card  DB9 - Isolation / Surge Protection

1 Port Serial RS422/485 PCIe Card DB9 - Isolation / Surge Protection

Regular Price: $89.99

Special Price: $74.00

Add to Cart

Single Port Serial RS422/485 PCIe Card

Single Port Serial RS422/485 PCIe Card

Regular Price: $59.99

Special Price: $42.00

Out of stock

Dual Port Serial RS422/485 PCI Card - Isolation and Surge Protection

Dual Port Serial RS422/485 PCI Card - Isolation and Surge Protection

Regular Price: $69.99

Special Price: $54.60

Add to Cart

Items 1 to 24 of 29 total

per page
Page:
  1. 1
  2. 2

Set Descending Direction