Shop — Serial Legacy Adapters

$133.08$143.00Business pricing available

USB 2.0 Type B female input connector
Terminal block RS-422/485 serial output connector
2 kV isolation for port protection
USB-to-serial adapter type

Advantech PCIE-1602C-AE 2-Port PCIe Serial Card | RS-232/422/485

Advantech · MPN: PCIE-1602C-AE

In StockGround

2-port PCI Express serial communication card
RS-232, RS-422, and RS-485 support
Integrated surge protection
PC platform compatibility

$172.97Business pricing available

Advantech PCIE-1602B-AE 2-Port PCIe Serial Card | RS-232/422/485

Advantech · MPN: PCIE-1602B-AE

In StockGround

2-port PCI Express serial communication card
Supports RS-232, RS-422, and RS-485 interfaces
Surge protection for connected serial equipment
PC platform support

$109.69Business pricing available

Advantech PCIE-1622B-BE 8-Port RS-232/422/485 PCIe Card | Serial Adapter

Advantech · MPN: PCIE-1622B-BE

$195.11Business pricing available

8-port PCI Express serial communication card
Supports RS-232, RS-422, and RS-485 interfaces
Integrated surge protection
Internal expansion card form factor

Advantech PCIE-1612C-AE 4-Port RS-232/422/485 PCIe Card | Serial, Surge

Advantech · MPN: PCIE-1612C-AE

$286.87Business pricing available

PCI Express serial communication card
4-port design
RS-232/422/485 support
Surge protection included

Advantech BB-9PMDS 9-Pin Modem Data Splitter | Serial, DB9

Advantech · MPN: BB-9PMDS

$71.66$77.00Business pricing available

9-pin modem data splitter
Legacy serial accessory
DB9-style connectivity
Designed for serial routing

Advantech BB-232LPTTL Port Powered 232 to TTL | Serial Adapter

Advantech · MPN: BB-232LPTTL

$67.00$72.00Business pricing available

RS-232 to TTL converter
Port-powered operation
Compact serial signal translation
Designed for embedded and service use

Advantech BB-422PP9TB RS-422 Port-Powered Converter | Serial, Legacy

Advantech · MPN: BB-422PP9TB

$82.82$89.00Business pricing available

RS-422 converter design
Port-powered operation
Legacy serial interface support
Advantech BB-422PP9TB MPN

Advantech BB-USPTL4 USB to RS-422/485 Adapter | Serial, USB

Advantech · MPN: BB-USPTL4

$87.48$94.00Business pricing available

USB to RS-422/485 conversion
Pluggable terminal block connection
Serial adapter for legacy device integration
Designed for industrial and embedded systems

Advantech BB-USPTL4-LS USB to RS-422/485 Adapter | LED, Serial

Advantech · MPN: BB-USPTL4-LS

$87.48$94.00Business pricing available

USB to RS-422/485 adapter
Terminal block connection style
LED status indicators
Advantech BB-USPTL4-LS model

Advantech BB-232USB9M-LS USB to Serial DB9M Adapter | RS-232, USB

Advantech · MPN: BB-232USB9M-LS

$77.23$83.00Business pricing available

USB to serial adapter with 1 output port
DB9M serial output connector
RS-232 interface support
USB input connection

Advantech BB-485USB9F-2W-LS USB to RS-485 Adapter | Serial, USB

Advantech · MPN: BB-485USB9F-2W-LS

$98.65$106.00Business pricing available

USB to RS-485 serial adapter
1 output port
2-wire RS-485 support
Single USB input connector

Advantech BB-232OPDRI Industrial 232 Isolator | DIN Rail, Serial

Advantech · MPN: BB-232OPDRI

$254.05$273.00Business pricing available

RS-232 serial isolator
DIN rail mount form factor
Industrial legacy connectivity
Signal isolation for serial links

Advantech ADAM-3937-BE DB37 Female to 37-Pin Screw Terminal | Serial Adapter

Advantech · MPN: ADAM-3937-BE

$64.42Business pricing available

DB37 female input connector
37-pin screw terminal output interface
Legacy serial and I/O adapter format
Designed for panel-level wire termination

Advantech BB-232USB9M USB to RS-232 DB9M Adapter | Serial, Legacy

Advantech · MPN: BB-232USB9M

$77.23$83.00Business pricing available

USB to RS-232 serial conversion
Single-port adapter design
DB9M output connector
USB input connector

Advantech BB-USO9ML4 USB Isolated RS-422/485 DB9 Adapter | Serial

Advantech · MPN: BB-USO9ML4

$133.08$143.00Business pricing available

USB to isolated RS-422/485 conversion
DB9 male serial connector
Integrated LED status indicators
Electrical isolation for host protection

Advantech BB-485OPDR-HS RS-422/485 Isolated Repeater | Serial

Advantech · MPN: BB-485OPDR-HS

$231.71$249.00Business pricing available

RS-422/485 isolated repeater
Electrical isolation between serial segments
Advantech BB-485OPDR-HS MPN
Designed for legacy serial network extension

Advantech BB-485SD9TB RS-485 Converter, Port Powered | Serial Adapter

Advantech · MPN: BB-485SD9TB

Out of StockSave 7%

RS-485 converter
Port-powered design
9-pin serial connectivity
Legacy serial adapter category device

$82.82$89.00Business pricing available

Ships when back in stock

Advantech BB-9SGM 9P Gen Rev Low Profile MM | Serial Adapter

Advantech · MPN: BB-9SGM

$20.87Business pricing available

DB9 male input connector
Low-profile adapter design
Serial and legacy adapter category
Advantech BB-9SGM MPN

Advantech BB-4WSD25OTB Isolated Inline 485 Converter | Serial Adapter

Advantech · MPN: BB-4WSD25OTB

$133.08$143.00Business pricing available

RS-485 inline converter
Industrial isolation design
Advantech BB-4WSD25OTB MPN
Legacy serial network support

Advantech BB-232SPHI4 4 kV Opto Isolator | Serial Protection

Advantech · MPN: BB-232SPHI4

$131.21$141.00Business pricing available

4 kV optical isolation
RS-232 serial protection
Port-powered operation
Opto-isolator design

Advantech BB-4WSD9TB RS232 to RS422/485 Converter | Serial Adapter

Advantech · MPN: BB-4WSD9TB

$88.41$95.00Business pricing available

RS232 to RS422/485 converter
Advantech BB-4WSD9TB MPN
Serial protocol conversion for legacy systems
Supports mixed RS232 and differential serial environments

Advantech BB-485DRCI RS232 to RS485 DB9 DIN Rail | Serial Adapter

Advantech · MPN: BB-485DRCI

$220.83$237.30Business pricing available

RS232 to RS485 protocol conversion
DB9 serial connector interface
DIN rail mountable housing
Industrial adapter form factor

Advantech BB-SCP311T-DFTB3 Isolated 232/485 Converter | Serial Adapter

Advantech · MPN: BB-SCP311T-DFTB3