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$41.88
DTECH Active Isolated RS232 To RS485 RS422 Converter With RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5Kv
Amazon.com
19
Free shipping
$41.88
DTECH Active Isolated RS232 To RS485 RS422 Converter With RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5Kv
Amazon.com
19
$102.99
Startech.Com 4 Port PCI Express RS232 Serial Adapter Card - Single-Lane PCI Express - Breakout Cable - RS232 Extension - Pcie Serial Card (PEX4S553B)
Amazon.com
28
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$102.99
Startech.Com 4 Port PCI Express RS232 Serial Adapter Card - Single-Lane PCI Express - Breakout Cable - RS232 Extension - Pcie Serial Card (PEX4S553B)
Amazon.com
28
$104.99
Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2324I)
Amazon.com
202
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$104.99
Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2324I)
Amazon.com
202
$100.00
Moxa Uport 1150 USB To 1-Port RS-232/422/485 Serial Converter, 921.6Kbps, 15KV ESD Protection, Mini DB9F-To-TB
Amazon.com
25
Free shipping
$100.00
Moxa Uport 1150 USB To 1-Port RS-232/422/485 Serial Converter, 921.6Kbps, 15KV ESD Protection, Mini DB9F-To-TB
Amazon.com
25
$25.99
Startech.Com 17in (43Cm) 1-Port USB To RS232 DB9 Serial Adapter Cable, USB To Serial Adapter Cable - M/M
Amazon.com
748
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Startech.Com 17in (43Cm) 1-Port USB To RS232 DB9 Serial Adapter Cable, USB To Serial Adapter Cable - M/M
Amazon.com
748
$175.00
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2328I)
Amazon.com
172
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$175.00
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2328I)
Amazon.com
172
$33.37
Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
Amazon.com
1K+
$33.37
Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
Amazon.com
1K+
$19.88
DTECH 10 Feet USB 2.0 To RS232 DB9 Serial Port Adapter Cable With FTDI Chipset Supports Windows 11 10 8 7 And Mac Linux
Amazon.com
616
$19.88
DTECH 10 Feet USB 2.0 To RS232 DB9 Serial Port Adapter Cable With FTDI Chipset Supports Windows 11 10 8 7 And Mac Linux
Amazon.com
616
$38.99
Startech.Com 1-Port PCI Express RS232 Serial Adapter Card - Pcie RS232 Serial Host Controller Card - Pcie To Serial DB9 - 16550 UART - Low Profile
Amazon.com
99
Free shipping
$38.99
Startech.Com 1-Port PCI Express RS232 Serial Adapter Card - Pcie RS232 Serial Host Controller Card - Pcie To Serial DB9 - 16550 UART - Low Profile
Amazon.com
99
$32.40
Startech.Com 6ft (1.8M) 1-Port FTDI USB To Serial RS232 Adapter Cable With COM Retention, USB To RS232 Adapter - TAA
Amazon.com
1K+
$32.40
Startech.Com 6ft (1.8M) 1-Port FTDI USB To Serial RS232 Adapter Cable With COM Retention, USB To RS232 Adapter - TAA
Amazon.com
1K+
$13.88
Dtech 3 Feet USB To Serial Female Adapter Cable DB9 RS232 To USB 2.0 Cord With Prolific PL2303 Chip Windows 11 10 8 7 Mac Linux
Amazon.com
566
$13.88
Dtech 3 Feet USB To Serial Female Adapter Cable DB9 RS232 To USB 2.0 Cord With Prolific PL2303 Chip Windows 11 10 8 7 Mac Linux
Amazon.com
566
$11.99
Twinklebay DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal (Male X 1, Female X 1)
Amazon.com
127
$11.99
Twinklebay DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal (Male X 1, Female X 1)
Amazon.com
127
$7.98
Dtech DB9 Breakout Connector, Male RS232 Serial Adapter, Solderless Module Board With Screw Terminals, Case, Long Bolts, Tail Pipes
Amazon.com
17
$7.98
Dtech DB9 Breakout Connector, Male RS232 Serial Adapter, Solderless Module Board With Screw Terminals, Case, Long Bolts, Tail Pipes
Amazon.com
17
$34.96
Tripp Lite Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
Amazon.com
2K+
$34.96
Tripp Lite Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
Amazon.com
2K+
$22.88
USB To Serial RS-232 Adapter With LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 And Above
Amazon.com
922
$22.88
USB To Serial RS-232 Adapter With LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 And Above
Amazon.com
922
$3,762.81
48 X RS-232 RJ45 Serial (Cisco Straight Pinout) & 1 X DB9 Local
KVM Switches Online
$3,762.81
48 X RS-232 RJ45 Serial (Cisco Straight Pinout) & 1 X DB9 Local
KVM Switches Online
$116.00
RADWELL VERIFIED SUBSTITUTE USB/PPI-SUB - Computer & Communication Cable/Adaptor Supplies
Radwell.com
$116.00
RADWELL VERIFIED SUBSTITUTE USB/PPI-SUB - Computer & Communication Cable/Adaptor Supplies
Radwell.com
$240.63
NETRS232_1GB Startech 1 Port RS232 Serial Over IP Ethernet Device Server
etechbuy.com
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$240.63
NETRS232_1GB Startech 1 Port RS232 Serial Over IP Ethernet Device Server
etechbuy.com
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$64.13
PCI2S950DV Startech 2-Port DB-9 RS-232 PCI Serial Adapter Card
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$64.13
PCI2S950DV Startech 2-Port DB-9 RS-232 PCI Serial Adapter Card
etechbuy.com
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$98.64
ICUSB2321F Startech 6 ft 1-Port FTDI USB To DB-9 Serial RS-232 Adapter Cable With COM Retention (Black)
etechbuy.com
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$98.64
ICUSB2321F Startech 6 ft 1-Port FTDI USB To DB-9 Serial RS-232 Adapter Cable With COM Retention (Black)
etechbuy.com
Free shipping
$150.00
Advantech Corp ADAM-4571-CE Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$150.00
Advantech Corp ADAM-4571-CE Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$67.36
JJ-P01311-S1 SIIG 1-Port Dual Profile PCI RS232 Serial Adapter
etechbuy.com
Free shipping
$67.36
JJ-P01311-S1 SIIG 1-Port Dual Profile PCI RS232 Serial Adapter
etechbuy.com
Free shipping
$308.00
Digi 70001851 Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$308.00
Digi 70001851 Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$567.00
Advantech Corp EKI-1524I-CE Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$567.00
Advantech Corp EKI-1524I-CE Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$219.98
Advantech 1-Port Rs-232/422/485 Serial Device Server - Twisted Pair - 1 X Network (Rj-45) - 1 X Serial Port - 10/100Base-TX - Fast Ethernet - DIN Rail
Walmart
$219.98
Advantech 1-Port Rs-232/422/485 Serial Device Server - Twisted Pair - 1 X Network (Rj-45) - 1 X Serial Port - 10/100Base-TX - Fast Ethernet - DIN Rail
Walmart
$79.15
IC485S Startech 1X RJ-11 1X DB-25 RS-232 To RS485/422 Serial Media Converter
etechbuy.com
Free shipping
$79.15
IC485S Startech 1X RJ-11 1X DB-25 RS-232 To RS485/422 Serial Media Converter
etechbuy.com
Free shipping
$123.09
$155.81
Industrial Rs232 Rs-485 To 8 Port Rs485 Hub Serial Adapter Optical
eBay
20% off
$123.09
$155.81
Industrial Rs232 Rs-485 To 8 Port Rs485 Hub Serial Adapter Optical
eBay
$68.41
Dual Serial Port Rs232 / Rs485 / Rs422 To Ethernet Server Adapter, 5-36Vdc, High-Speed Network Serial Device Server For Industrial Communication
Walmart
Free shipping
$68.41
Dual Serial Port Rs232 / Rs485 / Rs422 To Ethernet Server Adapter, 5-36Vdc, High-Speed Network Serial Device Server For Industrial Communication
Walmart
Free shipping
$88.06
PEX2S952LP Startech 2-Port DB-9 RS-232 LP PCI Express Serial Adapter Card
etechbuy.com
Free shipping
$88.06
PEX2S952LP Startech 2-Port DB-9 RS-232 LP PCI Express Serial Adapter Card
etechbuy.com
Free shipping
$225.99
Ud1100001-01 Uds1100 - One Port Serial (Rs232/ Rs422/ Rs485) To Ip
eBay
Free shipping
$225.99
Ud1100001-01 Uds1100 - One Port Serial (Rs232/ Rs422/ Rs485) To Ip
eBay
Free shipping
$1,140.01
Digi 70001919 Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$1,140.01
Digi 70001919 Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$30.99
For Rs232 To Rs485 Serial Port Data Interface Adapter Converter 1.2km 3 Bit
Walmart
Free shipping
$30.99
For Rs232 To Rs485 Serial Port Data Interface Adapter Converter 1.2km 3 Bit
Walmart
Free shipping
$225.00
Advantech Corp ADAM-4570-CE Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$225.00
Advantech Corp ADAM-4570-CE Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$680.00
Digi 70001917 Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$680.00
Digi 70001917 Ethernet To Serial Adapter Card RS-232/422/485
DigiKey
$355.43
F1D084E Belkin External Serial Adapter Serial RS-232 Terminal Converter
etechbuy.com
Free shipping
$355.43
F1D084E Belkin External Serial Adapter Serial RS-232 Terminal Converter
etechbuy.com
Free shipping
$22.49
For 232 To 485 Converter Passive Bidirectional RS485 To RS232 Serial Port ZY092
eBay.com
Free shipping
$22.49
For 232 To 485 Converter Passive Bidirectional RS485 To RS232 Serial Port ZY092
eBay.com
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    Shop rs485 serial port

    Ads
    $41.88
    DTECH Active Isolated RS232 To RS485 RS422 Converter With RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5Kv
    Amazon.com
    19
    Free shipping
    $41.88
    DTECH Active Isolated RS232 To RS485 RS422 Converter With RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5Kv
    Amazon.com
    19
    $102.99
    Startech.Com 4 Port PCI Express RS232 Serial Adapter Card - Single-Lane PCI Express - Breakout Cable - RS232 Extension - Pcie Serial Card (PEX4S553B)
    Amazon.com
    28
    Free shipping
    $102.99
    Startech.Com 4 Port PCI Express RS232 Serial Adapter Card - Single-Lane PCI Express - Breakout Cable - RS232 Extension - Pcie Serial Card (PEX4S553B)
    Amazon.com
    28
    $104.99
    Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2324I)
    Amazon.com
    202
    Free shipping
    $104.99
    Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2324I)
    Amazon.com
    202
    $100.00
    Moxa Uport 1150 USB To 1-Port RS-232/422/485 Serial Converter, 921.6Kbps, 15KV ESD Protection, Mini DB9F-To-TB
    Amazon.com
    25
    Free shipping
    $100.00
    Moxa Uport 1150 USB To 1-Port RS-232/422/485 Serial Converter, 921.6Kbps, 15KV ESD Protection, Mini DB9F-To-TB
    Amazon.com
    25
    $25.99
    Startech.Com 17in (43Cm) 1-Port USB To RS232 DB9 Serial Adapter Cable, USB To Serial Adapter Cable - M/M
    Amazon.com
    748
    $25.99
    Startech.Com 17in (43Cm) 1-Port USB To RS232 DB9 Serial Adapter Cable, USB To Serial Adapter Cable - M/M
    Amazon.com
    748
    $175.00
    Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2328I)
    Amazon.com
    172
    Free shipping
    $175.00
    Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub (ICUSB2328I)
    Amazon.com
    172
    $33.37
    Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
    Amazon.com
    1K+
    $33.37
    Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
    Amazon.com
    1K+
    $19.88
    DTECH 10 Feet USB 2.0 To RS232 DB9 Serial Port Adapter Cable With FTDI Chipset Supports Windows 11 10 8 7 And Mac Linux
    Amazon.com
    616
    $19.88
    DTECH 10 Feet USB 2.0 To RS232 DB9 Serial Port Adapter Cable With FTDI Chipset Supports Windows 11 10 8 7 And Mac Linux
    Amazon.com
    616
    $38.99
    Startech.Com 1-Port PCI Express RS232 Serial Adapter Card - Pcie RS232 Serial Host Controller Card - Pcie To Serial DB9 - 16550 UART - Low Profile
    Amazon.com
    99
    Free shipping
    $38.99
    Startech.Com 1-Port PCI Express RS232 Serial Adapter Card - Pcie RS232 Serial Host Controller Card - Pcie To Serial DB9 - 16550 UART - Low Profile
    Amazon.com
    99
    $32.40
    Startech.Com 6ft (1.8M) 1-Port FTDI USB To Serial RS232 Adapter Cable With COM Retention, USB To RS232 Adapter - TAA
    Amazon.com
    1K+
    $32.40
    Startech.Com 6ft (1.8M) 1-Port FTDI USB To Serial RS232 Adapter Cable With COM Retention, USB To RS232 Adapter - TAA
    Amazon.com
    1K+
    $13.88
    Dtech 3 Feet USB To Serial Female Adapter Cable DB9 RS232 To USB 2.0 Cord With Prolific PL2303 Chip Windows 11 10 8 7 Mac Linux
    Amazon.com
    566
    $13.88
    Dtech 3 Feet USB To Serial Female Adapter Cable DB9 RS232 To USB 2.0 Cord With Prolific PL2303 Chip Windows 11 10 8 7 Mac Linux
    Amazon.com
    566
    $11.99
    Twinklebay DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal (Male X 1, Female X 1)
    Amazon.com
    127
    $11.99
    Twinklebay DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal (Male X 1, Female X 1)
    Amazon.com
    127
    $7.98
    Dtech DB9 Breakout Connector, Male RS232 Serial Adapter, Solderless Module Board With Screw Terminals, Case, Long Bolts, Tail Pipes
    Amazon.com
    17
    $7.98
    Dtech DB9 Breakout Connector, Male RS232 Serial Adapter, Solderless Module Board With Screw Terminals, Case, Long Bolts, Tail Pipes
    Amazon.com
    17
    $34.96
    Tripp Lite Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
    Amazon.com
    2K+
    $34.96
    Tripp Lite Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
    Amazon.com
    2K+
    $22.88
    USB To Serial RS-232 Adapter With LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 And Above
    Amazon.com
    922
    $22.88
    USB To Serial RS-232 Adapter With LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 And Above
    Amazon.com
    922
    $3,762.81
    48 X RS-232 RJ45 Serial (Cisco Straight Pinout) & 1 X DB9 Local
    KVM Switches Online
    $3,762.81
    48 X RS-232 RJ45 Serial (Cisco Straight Pinout) & 1 X DB9 Local
    KVM Switches Online
    $116.00
    RADWELL VERIFIED SUBSTITUTE USB/PPI-SUB - Computer & Communication Cable/Adaptor Supplies
    Radwell.com
    $116.00
    RADWELL VERIFIED SUBSTITUTE USB/PPI-SUB - Computer & Communication Cable/Adaptor Supplies
    Radwell.com
    $240.63
    NETRS232_1GB Startech 1 Port RS232 Serial Over IP Ethernet Device Server
    etechbuy.com
    Free shipping
    $240.63
    NETRS232_1GB Startech 1 Port RS232 Serial Over IP Ethernet Device Server
    etechbuy.com
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