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Why you should buy from ByteRunner Technologies.

Get Connected! Please Browse our Store Catagories Below...

9-pin Female to 9-pin Terminal Block Adapters


ATA / SATA PCI Express Cards


Cables (Ethernet, Firewire, Parallel, PS/2, Serial, USB, HDMI & VGA) and Power Adapters


Computers (Desktop & Notebook, used)


Docking Stations


Ethernet to Fiber-Optic Network converters/Ethernet Media Converters


Ethernet PCI-bus cards


Ethernet PCMCIA-bus cards (For notebook computers)


Ethernet Serial Device Servers


External USB/Firewire Drive Enclosures


Infrared Adapters


KVM Switches


PCI to PCMCIA (CardBus) Card Readers


SATA cards (PCMCIA-bus - For notebook computers)


Serial & Parallel Cards (PCI & PCI Express)


Serial & Parallel Cards (ExpressCards - For notebook computers)


Serial & Parallel Cards (PCMCIA-bus - For notebook computers)


USB to Audio Adapters


USB Bluetooth Dongles


USB Card Readers/Writers


USB & Firewire cards (PCI-bus)


USB & Firewire cards (CardBus/PCMCIA - For notebook computers)


USB 3.0 ExpressCards (for notebook computer)


USB & Firewire HUBs


USB to IDE / SATA Adapters


USB to Network Adapters


USB to Parallel Adapters


USB to PS/2 Adapter


USB Repeater Cables and USB Extenders


USB to Serial Adapters (RS232, RS422, RS485)


USB Share Switches


USB 2.0 Video Adapters


Video Splitters

Get Connected! Please Browse our Store Catagories Above...

2 Serial

4 serial port ISA-bus card
USB to serial port adapter (1 serial)
TC-400-550
4 serial port (2 9-pin & 2 25-pin) ISA-bus card. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.)
(This item has been discontinued.)

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Quantity1+3+10+50+100+
Price$38.00$37.00$36.00$35.00$34.00

Quantity Desired:

USB-COM-25

(This item has been discontinued.)

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Quantity1+3+10+50+100+
Price$18.45$18.25$18.15$18.05$17.95

Quantity Desired:

8 serial port ISA-bus card (9-pin)
8 serial port ISA-bus card (25-pin)
TC-800-550-9
8 serial port ISA-bus card with 9-pin octopus cable. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.)
(This item has been discontinued.)

More Information

Quantity1+3+10+50+100+
Price$125.00$120.00$115.00$113.00$112.00

Quantity Desired:

TC-800-550-25
8 serial port ISA-bus card with 25-pin octopus cable. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.)
(This item has been discontinued.)

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Quantity1+3+10+50+100+
Price$125.00$120.00$115.00$113.00$112.00

Quantity Desired:

8 serial port ISA-bus card (9-pin COM-BOX)
8 serial port ISA-bus card (no cable)
TC-800-550-CB
8 serial port ISA-bus card with 9-pin COM-BOX. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.)
(This item has been discontinued.)

More Information

Quantity1+3+10+50+100+
Price$165.00$160.00$155.00$153.00$152.00

Quantity Desired:

TC-800-550-NC
8 serial port ISA-bus card without any cable. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.)
(This item has been discontinued.)

More Information

Quantity1+3+10+50+100+
Price$110.00$105.00$100.00$98.00$97.00

Quantity Desired:

2 serial, 1 parallel ISA-bus card
2 serial, 1 parallel ISA-bus card
TC-210
2 serial ports (1 9-pin & 1 25-pin), 1 parallel port ISA-bus card. (16550 UARTs with 16-byte FIFOs on the serial ports. Good for speeds up to 115,200 bps. The parallel port is bi-directional.)
(This item has been discontinued.)

More Information

Quantity1+3+10+50+100+
Price$25.00$22.00$21.00$20.50$20.00

Quantity Desired:

TC-210-9
2 serial ports (2 9-pin), 1 parallel port ISA-bus card. (16550 UARTs with 16-byte FIFOs on the serial ports. Good for speeds up to 115,200 bps. The parallel port is bi-directional.)
(This item has been discontinued.)

More Information

Quantity1+3+10+50+100+
Price$25.00$22.00$21.00$20.50$20.00

Quantity Desired:

4 serial port PCI-bus card (9-pin)
4 serial port PCI-bus card (25-pin)
PCI-400LS-9
4 serial port PCI-bus card with 9-pin spider cable. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$79.00$76.00$72.00$70.00$68.00

Quantity Desired:

PCI-400LS-25
4 serial port PCI-bus card with 25-pin spider cable. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$79.00$76.00$72.00$70.00$68.00

Quantity Desired:

4 serial port PCI-bus card
CP4S
4 serial port PCI-bus card with 9-pin connectors (2 on the back of the card, and 2 on a dongle). (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.) (RedChief brand)

More Information

Quantity1+3+10+50+100+
Price$49.00$45.00$42.00$40.00$38.00

Quantity Desired:

UPCI-400L
4 serial port PCI-bus card with 9-pin connectors (2 on the back of the card, and 2 on a dongle). (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$76.00$72.00$69.00$68.00$67.00

Quantity Desired:

8 serial port PCI-bus card (9-pin)
8 serial port PCI-bus card (25-pin)
PCI-800LS-9
8 serial port PCI-bus card with a 9-pin octopus cable. (16550 UARTs with 16-byte FIFOs..) (VScom brand)
(This is a legacy part that we no longer stock. There will be about a 3-4 week lead time if this item is ordered before we can ship it.)

More Information

Quantity1+3+10+50+100+
Price$199.00$192.00$190.00$188.00$186.00

Quantity Desired:

PCI-800LS-25
8 serial port PCI-bus card with 25-pin octopus cable. (16550 UARTs with 16-byte FIFOs.) (VScom brand)
(This is a legacy part that we no longer stock. There will be about a 3-4 week lead time if this item is ordered before we can ship it.)

More Information

Quantity1+3+10+50+100+
Price$199.00$192.00$190.00$188.00$186.00

Quantity Desired:

8 serial port PCI-bus card (9-pin COM-BOX)
Dual serial, single parallel PCI-bus card
PCI-800LS-CB
8 serial port PCI-bus card with 9-pin COM-BOX. (16550 UARTs with 16-byte FIFOs.) (VScom brand)
(This is a legacy part that we no longer stock. There will be about a 3-4 week lead time if this item is ordered before we can ship it.)

More Information

Quantity1+3+10+50+100+
Price$219.00$212.00$210.00$208.00$206.00

Quantity Desired:

PCI-210H
2 serial ports (2 9-pin), 1 parallel port PCI-bus card. (16950 UARTs with 128-byte FIFOs on the serial ports. Good for speeds up to 921,600 bps. The parallel port supports bi-directional/EPP/ECP modes.)

More Information

Quantity1+3+10+
Price$19.50$19.00$18.50

Quantity Desired:

4 serial, 1 parallel PCI-bus card (9-pin serial)
4 serial, 1 parallel PCI-bus card (25-pin serial)
PCI-410HSP-9
4 serial port, 1 parallel port PCI-bus card with 9-pin serial spider cable. (16950 UARTs with 128-byte FIFOs on the serial ports. Good for speeds up to 921,600 bps. The parallel port supports bi-directional/EPP/ECP modes.)

More Information

Quantity1+3+
Price$84.00$79.00

Quantity Desired:

PCI-410HSP-25
4 serial port, 1 parallel port PCI-bus card with 25-pin serial spider cable. (16550 UARTs with 16-byte FIFOs on the serial ports. Good for speeds up to 115,200 bps. The parallel port supports bi-directional/EPP/ECP modes.)

More Information

Quantity1+3+
Price$84.00$79.00

Quantity Desired:

4 serial, 1 parallel PCI-bus card (9-pin COM-BOX)
PCI-410HSP-CB
4 serial port, 1 parallel port PCI-bus card with 9-pin serial COM-BOX. (16950 UARTs with 128-byte FIFOs on the serial ports. Good for speeds up to 921,600 bps. The parallel port supports bi-directional/EPP/ECP modes.)

More Information

Quantity1+3+
Price$104.00$99.00

Quantity Desired:

CP1S
1 9-pin serial port PCI-bus card. (16550 UART with a 16-byte FIFO. Good for speeds up to 115,200 bps.) (RedChief brand)

More Information

Quantity1+3+10+
Price$9.50$8.50$8.00

Quantity Desired:

Single serial PCI-bus card
Single serial port PCI-bus card
PCI-100L
1 9-pin serial port PCI-bus card. (16550 UART with a 16-byte FIFO. Good for speeds up to 115,200 bps.) (VScom brand)

More Information

Quantity1+3+10+
Price$14.50$14.00$13.50

Quantity Desired:

PCI-100H
1 9-pin serial port PCI-bus card. (16950 UART with a 128-byte FIFO. Good for speeds up to 921,600 bps.) (VScom brand)

More Information

Quantity1+3+10+
Price$17.50$17.00$16.50

Quantity Desired:

Dual serial port PCI-bus card
4-port serial card (PCI-bus) with RJ-45 connectors.  Comes with RJ-45 to 9-pin male serial cables.
PCIe-200
2 9-pin serial ports PCI Express card (full height). 256-byte FIFOs

More Information

Quantity1+3+10+50+100+
Price$34.50$32.00$31.50$31.00$30.50

Quantity Desired:

PCI-400L-RJ-9
4 serial port PCI-bus card with RJ-45 connectors. Comes with RJ-45 to 9-pin cables. (16550 UARTs with 16-byte FIFOs.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$92.00$88.00$85.00$83.00$81.00

Quantity Desired:

Single serial card (PCI-bus, low-profile)
Dual serial card (PCI-bus, low-profile)
PCI-100LP
1 9-pin serial port PCI-bus card. Low-profile model. (16550 UART with a 16-byte FIFO. Good for speeds up to 115,200 bps.) (VScom brand)

More Information

Quantity1+3+10+
Price$14.50$14.00$13.50

Quantity Desired:

PCI-200LP
2 9-pin serial ports PCI-bus card. Low-profile model. (16550 UARTs with 16-byte FIFOs. Good for speeds up to 115,200 bps.) (VScom brand)

More Information

$21.50
Quantity Desired:

USB to 4-port serial adapter
USB to 4-port serial adapter
USB-4COM
USB to 4 Port Serial Adapter (RS-232). Provides transmit & receive lights. Comes with a USB cable of approximately 3 feet. FTDI chipset.

More Information

Quantity1+3+10+50+100+
Price$79.00$77.00$75.00$73.00$72.00

Quantity Desired:

PL-4COM
USB to 4 Port Serial Adapter (RS-232). Comes with a USB cable of approximately 3 feet. Prolific chipset.

*** No power adapter needed, runs off USB power. ***
(This item has been discontinued.)

More Information

Quantity1+3+10+50+100+
Price$79.00$77.00$75.00$73.00$71.00

Quantity Desired:

USB to single serial port adapter (RS422/485, 9-pin)
4-port serial card (PCI-bus) with RJ-45 connectors.  Comes with RJ-45 to 25-pin male serial cables.
USB-COMi
USB to Single Port Serial Adapter (RS422/RS485). Supports RS-422 Full Duplex and RS-485 Half Duplex modes. Comes with a USB cable of approximately 3 feet. FTDI chipset.

More Information

Quantity1+3+10+50+100+
Price$49.00$46.00$45.00$44.00$43.00

Quantity Desired:

PCI-400L-RJ-25
4 serial port PCI-bus card with RJ-45 connectors. Comes with RJ-45 to 25-pin cables. (16550 UARTs with 16-byte FIFOs.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$92.00$88.00$85.00$83.00$81.00

Quantity Desired:

USB to 2 serial port (RS422/485) adapter.  Surge protected & optically isolated.  120V version
USB to single serial port (RS422/485) adapter.  Surge protected & optically isolated.
USB-2COMi-SI-120V (120 volt, 60 hz version)
USB to 2-port Port Serial Adapter (RS422/RS485). Provides surge protection and optical isolation. Comes with a USB cable of approximately 3 feet. FTDI chipset. ** 120V, 60 hz version **

More Information

Quantity1+3+10+
Price$99.00$96.00$95.00

Quantity Desired:

USB-COMi-SI
USB to Single Port Serial Adapter (RS422/RS485). Supports RS-422 Full Duplex and RS-485 Half Duplex modes. Provides surge protection and optical isolation. Comes with a USB cable of approximately 3 feet. FTDI chipset.
(This item is currently out of stock. If it is ordered, it will be back-ordered until about April 10th.)

More Information

Quantity1+3+10+50+100+
Price$88.00$82.00$78.00$75.00$72.00

Quantity Desired:

USB to 2 serial port (RS422/485) adapter.  Surge protected & optically isolated.  230V version
USB to 2 serial port (RS422/485) adapter.  Surge protected & optically isolated.  230V version
USB-2COMi-SI-230V (230 volt, 50 hz version)
USB to 2-port Port Serial Adapter (RS422/RS485). Provides surge protection and optical isolation. Comes with a USB cable of approximately 3 feet. FTDI chipset. ** 230V, 50 hz version **

More Information

Quantity1+3+10+
Price$99.00$96.00$95.00

Quantity Desired:

USB-2COMi-SI-230V2 (230 volt, 50 hz version)
USB to 2-port Port Serial Adapter (RS422/RS485). Provides surge protection and optical isolation. Comes with a USB cable of approximately 3 feet. FTDI chipset. ** 230V, 50 hz version **

More Information

Quantity1+3+10+
Price$99.00$96.00$95.00

Quantity Desired:

4-port serial card with RJ-45 connectors.  (comes with no cables)
4-port serial card (PCI-bus, low-profile)
PCI-400L-RJ-NC
4 serial port PCI-bus card with RJ-45 connectors. Does not come with any cables. (16550 UARTs with 16-byte FIFOs.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$89.00$85.00$82.00$80.00$79.00

Quantity Desired:

PCI-400LP
4 serial port PCI-bus card with 9-pin spider cable. Low-profile model for low-profile systems. (16950 UARTs with 128-byte FIFOs. Good for speeds up to 921,600 bps.) (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$85.00$81.00$78.00$76.00$74.00

Quantity Desired:

USB to 8-port serial adapter
USB to 8-port serial adapter
USB-8COM
USB to 8 Port Serial Adapter (RS-232). Provides transmit & receive lights. Comes with a USB cable of approximately 3 feet. FTDI chipset. USB powered, doesn't require any external power.

More Information

Quantity1+3+10+50+100+
Price$158.00$153.00$150.00$148.00$147.00

Quantity Desired:

PL-8COM
USB to 8 Port Serial Adapter (RS-232). Comes with a USB cable of approximately 3 feet. Prolific chipset.

*** No power adapter needed, runs off USB power. ***

More Information

Quantity1+3+10+50+100+
Price$158.00$148.00$144.00$139.00$136.00

Quantity Desired:

8-port serial card (PCI-bus, no cable)
2 serial RS232/RS422/RS485 serial card (PCI-bus)
PCI-800LS-NC
8 serial port PCI-bus card without any cable. (16550 UARTs with 16-byte FIFOs..) (VScom brand)
(This is a legacy part that we no longer stock. There will be about a 3-4 week lead time if this item is ordered before we can ship it.)

More Information

Quantity1+3+10+50+100+
Price$169.00$162.00$160.00$168.00$166.00

Quantity Desired:

PCI-200L-i
2 9-pin RS232/422/485 serial ports PCI-bus card. (16550 UARTs with 16-byte FIFOs.)

More Information

Quantity1+3+10+50+100+
Price$69.00$67.00$66.00$65.00$65.00

Quantity Desired:

8-port serial card (PCI-bus, 25-pin COM-BOX)
PCI-400-i
4 serial port PCI-bus card with 9-pin spider cable. (16550 UARTs with 16-byte FIFOs.)

More Information

Quantity1+3+10+
Price$129.00$119.00$109.00

Quantity Desired:

PCI-800LS-CB25
8 serial port PCI-bus card with 25-pin COM-BOX. (16550 UARTs with 16-byte FIFOs.) (VScom brand)
(This is a legacy part that we no longer stock. There will be about a 3-4 week lead time if this item is ordered before we can ship it.)

More Information

Quantity1+3+10+50+100+
Price$219.00$212.00$210.00$208.00$206.00

Quantity Desired:

USB to serial port adapter (RS232/RS422/RS485), metal housing, surge prot
PCI-200L-i-SI
2 9-pin RS232/422/485 serial ports PCI-bus card. (16550 UARTs with 16-byte FIFOs.) Provides optical isolation and surge protection.

More Information

Quantity1+3+10+
Price$99.00$95.00$93.00

Quantity Desired:

USB-COMi-SI-M
USB to Single Port Serial Adapter (RS422/RS485). Supports RS-422 Full Duplex, RS-485 Half Duplex and RS-485 Full Duplex modes. Provides surge protection and opitcal isolation. Metal housing. Comes with a USB cable of approximately 3 feet. FTDI chipset.

More Information

Quantity1+3+10+50+100+
Price$98.00$92.00$88.00$85.00$82.00

Quantity Desired:

USB to 8 serial port adapter (RS232/422/485, 120V)
USB serial adapter (RS232/RS422/RS485), metal housing
USB-8COMi-RM-120V (120 volt power cord version)
USB to 8 Port Serial Adapter (RS232/RS422/RS485). Comes with a USB cable of approximately 3 feet. FTDI chipset.

*** 120V, 60 Hz version. ***

More Information

Quantity1+3+10+50+100+
Price$289.00$285.00$284.00$283.00$282.00

Quantity Desired:

USB-COMi-M
USB to Single Port Serial Adapter (RS232/RS422/RS485). Supports RS-232, RS-422 Full Duplex, RS-485 Half Duplex and RS-485 Full Duplex modes. Metal housing. Comes with a USB cable of approximately 3 feet. FTDI chipset.

More Information

Quantity1+3+10+51+100+
Price$59.00$54.00$53.00$52.00$51.00

Quantity Desired:

USB to 4 serial port adapter (RS422/485, 120V)
USB to 16 serial port adapter
USB-4COMi-SI-M-120V (120 volt version, 60 hz)
USB to 4-port Port Serial Adapter (RS422/RS485). Provides surge protection and optical isolation. Comes with a USB cable of approximately 3 feet. FTDI chipset. ** 120V, 60 hz version **

More Information

Quantity1+3+10+50+100+
Price$289.00$284.00$279.00$275.00$269.00

Quantity Desired:

USB-16COM-RM
USB to 16 Port Serial Adapter (RS-232). Comes with a USB cable of approximately 3 feet. FTDI chipset.

*** 230V, 50 Hz version. ***

More Information

Quantity1+3+10+50+100+
Price$339.00$335.00$330.00$328.00$326.00

Quantity Desired:

USB to 8 serial port adapter (RS232/422/485, 230V)
USB-8COMi-RM-230V (230 volt power cord version)
USB to 8 Port Serial Adapter (RS232/RS422/RS485). Comes with a USB cable of approximately 3 feet. FTDI chipset.

*** 230V, 50 Hz version. ***

More Information

Quantity1+3+10+50+100+
Price$289.00$285.00$284.00$283.00$282.00

Quantity Desired:

PCI-800LP
8 serial port PCI-bus card with a 9-pin octopus cable. (16950 UARTs with 128-byte FIFOs. Good for speeds up to 921,600 bps.) Low-profile model for low-profile systems. (VScom brand)

More Information

Quantity1+3+10+50+100+
Price$159.00$154.00$152.00$150.00$148.00

Quantity Desired:

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