购买 RS232 4-Port Card

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$39.98
Gearmo 4 Port USB To Serial RS232 Adapter FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac W/ESD And Surge Protection
Amazon.com
183
Free shipping
$39.98
Gearmo 4 Port USB To Serial RS232 Adapter FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac W/ESD And Surge Protection
Amazon.com
183
$99.99
Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub , TAA (ICUSB2324I)
Amazon.com
107
Free shipping
$99.99
Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub , TAA (ICUSB2324I)
Amazon.com
107
$205.92
Startech.Com 4-Port 2.5Gbps NBASE-T Pcie Network Card, Intel I225-V, Quad-Port Computer Network Card, Multi-Gigabit NIC, PCI Express Server LAN Card
Amazon.com
138
Free shipping
$205.92
Startech.Com 4-Port 2.5Gbps NBASE-T Pcie Network Card, Intel I225-V, Quad-Port Computer Network Card, Multi-Gigabit NIC, PCI Express Server LAN Card
Amazon.com
138
$110.00
PCIE-1610B-AE Advantech - 4-Port RS-232 Pcie Comm. Card , Walker Industrial
Walker Industrial
$110.00
PCIE-1610B-AE Advantech - 4-Port RS-232 Pcie Comm. Card , Walker Industrial
Walker Industrial
$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
101
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
101
$49.00
Allen-Bradley 1784-PCC Controlnet PCMCIA Interface Card, Ser. B
PLCHardware.com
$49.00
Allen-Bradley 1784-PCC Controlnet PCMCIA Interface Card, Ser. B
PLCHardware.com
$42.05
Startech.Com 2-Port Low Profile PCI Express RS232 Serial Adapter Card, Pcie To DB9, Windows/Linux, TAA - Replaced By PEX2S953LP
Amazon.com
78
Free shipping
$42.05
Startech.Com 2-Port Low Profile PCI Express RS232 Serial Adapter Card, Pcie To DB9, Windows/Linux, TAA - Replaced By PEX2S953LP
Amazon.com
78
$96.02
Startech.Com 4-Port Displayport 1.2 Splitter, Displayport To 4X DP Multi-Monitor Adapter, Quad 1080P 60Hz Computer MST Hub, Windows Only, No Drivers
Amazon.com
1 千+
Free shipping
$96.02
Startech.Com 4-Port Displayport 1.2 Splitter, Displayport To 4X DP Multi-Monitor Adapter, Quad 1080P 60Hz Computer MST Hub, Windows Only, No Drivers
Amazon.com
1 千+
$279.99
SIIG 4-Port Gigabit Ethernet With POE Pcie Card - Intel 350 - Network Adapt
CDW
$279.99
SIIG 4-Port Gigabit Ethernet With POE Pcie Card - Intel 350 - Network Adapt
CDW
$75.00
Allen-Bradley 1734-232ASC Point I/O RS-232 ASCII Interface Ser C
PLCHardware.com
$75.00
Allen-Bradley 1734-232ASC Point I/O RS-232 ASCII Interface Ser C
PLCHardware.com
$39.99
Startech.Com 2-Port PCI Express RS232 Serial Adapter Card, Pcie To Dual Serial DB9, Windows/Linux, TAA - Replaced By PEX2S553
Amazon.com
125
Free shipping
$39.99
Startech.Com 2-Port PCI Express RS232 Serial Adapter Card, Pcie To Dual Serial DB9, Windows/Linux, TAA - Replaced By PEX2S553
Amazon.com
125
$172.00
Allen-Bradley 1769-ASCII Compactlogix RS232/RS485/RS422 ASCII, A
PLCHardware.com
7
$172.00
Allen-Bradley 1769-ASCII Compactlogix RS232/RS485/RS422 ASCII, A
PLCHardware.com
7
$66.99
Startech.Com 7 Port PCI Express USB 3.0 Card - 5Gbps - Standard & Low-Profile - SATA Power - UASP Support - 1 Internal & 6 External USB 3.0 Ports ,
Amazon.com
132
Free shipping
$66.99
Startech.Com 7 Port PCI Express USB 3.0 Card - 5Gbps - Standard & Low-Profile - SATA Power - UASP Support - 1 Internal & 6 External USB 3.0 Ports ,
Amazon.com
132
$10.88
DTECH RS232 To RS485 Serial Converter Adapter With 4 Position Terminal Block For Industrial Long Haul Communication Data Supports 600W Anti-Surge
Amazon.com
248
$10.88
DTECH RS232 To RS485 Serial Converter Adapter With 4 Position Terminal Block For Industrial Long Haul Communication Data Supports 600W Anti-Surge
Amazon.com
248
$23.06
Startech.Com 1 Port Pcie Gigabit Network Server Adapter NIC Card - Dual Profile - Gigabit Desktop Adapter REV E Intel 6 Chip Support (ST1000SPEX2)
Amazon.com
129
$23.06
Startech.Com 1 Port Pcie Gigabit Network Server Adapter NIC Card - Dual Profile - Gigabit Desktop Adapter REV E Intel 6 Chip Support (ST1000SPEX2)
Amazon.com
129
$212.00
RS232 Communication Module Siemens CSM 1241 RS232 - 6ES72411AH320XB0, Communication Module CM 1241, RS232, 9-Pole D-Sub, 1 Port
Automation24, Inc.
$212.00
RS232 Communication Module Siemens CSM 1241 RS232 - 6ES72411AH320XB0, Communication Module CM 1241, RS232, 9-Pole D-Sub, 1 Port
Automation24, Inc.
$274.38
Startech.Com 4 Port Serial Hub USB To RS232/RS485/RS422 Adapter - Industrial USB 2.0 To DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable
Amazon.com
9
Free shipping
$274.38
Startech.Com 4 Port Serial Hub USB To RS232/RS485/RS422 Adapter - Industrial USB 2.0 To DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable
Amazon.com
9
$90.68
Startech.Com 4 Port USB 3.0 Pcie Card W/ 4 Dedicated 5Gbps Channels (USB 3.2 Gen 1) - UASP - SATA / LP4 Power - PCI Express Adapter Card
Amazon.com
610
Free shipping
$90.68
Startech.Com 4 Port USB 3.0 Pcie Card W/ 4 Dedicated 5Gbps Channels (USB 3.2 Gen 1) - UASP - SATA / LP4 Power - PCI Express Adapter Card
Amazon.com
610
$51.99
Dual Port Server Industrial Serial RS232 RS485 To Ethernet Converter Modbus RTU To TCP Multiple Working Modes Support TCP/UDP Server/Client And
Amazon.com
12
Free shipping
$51.99
Dual Port Server Industrial Serial RS232 RS485 To Ethernet Converter Modbus RTU To TCP Multiple Working Modes Support TCP/UDP Server/Client And
Amazon.com
12
$219.70
ADVANTECH Serial Port Card PCIE-1622B-BE
TME.COM
$219.70
ADVANTECH Serial Port Card PCIE-1622B-BE
TME.COM
$159.57
Startech.Com 4 Port Pcie Network Card - RJ45 Port - Intel i350 Chipset - Ethernet Server / Desktop Network Card - Dual Gigabit NIC Card (ST4000SPEXI
Amazon.com
143
Free shipping
$159.57
Startech.Com 4 Port Pcie Network Card - RJ45 Port - Intel i350 Chipset - Ethernet Server / Desktop Network Card - Dual Gigabit NIC Card (ST4000SPEXI
Amazon.com
143
$237.00
Allen-Bradley 1761-NET-ENI Ethernet Interface Module, Series B
PLCHardware.com
$237.00
Allen-Bradley 1761-NET-ENI Ethernet Interface Module, Series B
PLCHardware.com
$197.73
ADVANTECH Communication Card PCI-1602C-AE
TME.COM
$197.73
ADVANTECH Communication Card PCI-1602C-AE
TME.COM
$311.86
ADVANTECH Serial Port Card PCIE-1612C-AE
TME.COM
$311.86
ADVANTECH Serial Port Card PCIE-1612C-AE
TME.COM
$173.70
4-Port Pci Express Rs232 Serial Adapter Card - Pcie Rs232 Serial Host
eBay
Free shipping
$173.70
4-Port Pci Express Rs232 Serial Adapter Card - Pcie Rs232 Serial Host
eBay
Free shipping
$98.00
ASUS XG-C100C 10G Network Adapter PCI-E X4 Card With Single RJ-45 Port And Built-In Qos For Use With Windows 10/8.1/8/7 And Linux Kernel 4.4/4.2/3.6
Amazon.com
539
Free shipping
$98.00
ASUS XG-C100C 10G Network Adapter PCI-E X4 Card With Single RJ-45 Port And Built-In Qos For Use With Windows 10/8.1/8/7 And Linux Kernel 4.4/4.2/3.6
Amazon.com
539
$174.32
4-Port PCI Express RS232 Serial Adapter Card - Pcie RS232 Serial Host Control...
eBay.com
Free shipping
$174.32
4-Port PCI Express RS232 Serial Adapter Card - Pcie RS232 Serial Host Control...
eBay.com
Free shipping
$105.14
$116.82
Pci To Rs232 Serial Expansion Card To 4-Port Db9 Pin String Hk-804A
eBay
Free shipping
$105.14
$116.82
Pci To Rs232 Serial Expansion Card To 4-Port Db9 Pin String Hk-804A
eBay
Free shipping
$171.43
Startech.Com 4-Port Serial Pcie Card, Quad-Port RS232/RS422/RS485 Card, 16C1050 UART, ESD Protection, Windows/Linux, TAA-Compliant
COLAMCO, Inc.
30-day returns (most items)
$171.43
Startech.Com 4-Port Serial Pcie Card, Quad-Port RS232/RS422/RS485 Card, 16C1050 UART, ESD Protection, Windows/Linux, TAA-Compliant
COLAMCO, Inc.
30-day returns
$369.55
$389.00
Keithley KTTI-RS232 RS-232 Interface Card And Digital I/O
Test Equipment Depot
$369.55
$389.00
Keithley KTTI-RS232 RS-232 Interface Card And Digital I/O
Test Equipment Depot
$59.99
HINYSENO 4 Port RJ-45 10/100/1000Mbps PCI-Express X 4 Gigabit Ethernet Server Adapter Quad-Port Network Interface Controller Card For Intel 82576
Amazon.com
6
Free shipping
$59.99
HINYSENO 4 Port RJ-45 10/100/1000Mbps PCI-Express X 4 Gigabit Ethernet Server Adapter Quad-Port Network Interface Controller Card For Intel 82576
Amazon.com
6
$213.98
$237.75
1Pc For Pcl-746+4 Port Rs232/422/485 Card Rev.B1 Acquisition Card
eBay
Free shipping
$213.98
$237.75
1Pc For Pcl-746+4 Port Rs232/422/485 Card Rev.B1 Acquisition Card
eBay
Free shipping
$214.35
$235.55
1Pc For Pcl-746+4 Port Rs232/422/485 Card Rev.B1 Acquisition Card
eBay
Free shipping
$214.35
$235.55
1Pc For Pcl-746+4 Port Rs232/422/485 Card Rev.B1 Acquisition Card
eBay
Free shipping
$214.71
$235.95
1Pc For Pcl-746+4 Port Rs232/422/485 Card Rev.B1 Acquisition Card
eBay
Free shipping
$214.71
$235.95
1Pc For Pcl-746+4 Port Rs232/422/485 Card Rev.B1 Acquisition Card
eBay
Free shipping
$23.95
Cablemax RS-232 LED Link Tester DB-9 Male To DB-9 Female
Amazon.com
276
$23.95
Cablemax RS-232 LED Link Tester DB-9 Male To DB-9 Female
Amazon.com
276
$172.99
Startech.Com ST1000SPEX43 Quad-Port Pcie Gigabit Network Interface Car
Zoro.com
146
$172.99
Startech.Com ST1000SPEX43 Quad-Port Pcie Gigabit Network Interface Car
Zoro.com
146
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    购买 RS232 4-Port Card

    赞助
    $39.98
    Gearmo 4 Port USB To Serial RS232 Adapter FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac W/ESD And Surge Protection
    Amazon.com
    183
    Free shipping
    $39.98
    Gearmo 4 Port USB To Serial RS232 Adapter FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac W/ESD And Surge Protection
    Amazon.com
    183
    $99.99
    Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub , TAA (ICUSB2324I)
    Amazon.com
    107
    Free shipping
    $99.99
    Startech.Com 4 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub , TAA (ICUSB2324I)
    Amazon.com
    107
    $205.92
    Startech.Com 4-Port 2.5Gbps NBASE-T Pcie Network Card, Intel I225-V, Quad-Port Computer Network Card, Multi-Gigabit NIC, PCI Express Server LAN Card
    Amazon.com
    138
    Free shipping
    $205.92
    Startech.Com 4-Port 2.5Gbps NBASE-T Pcie Network Card, Intel I225-V, Quad-Port Computer Network Card, Multi-Gigabit NIC, PCI Express Server LAN Card
    Amazon.com
    138
    $110.00
    PCIE-1610B-AE Advantech - 4-Port RS-232 Pcie Comm. Card , Walker Industrial
    Walker Industrial
    $110.00
    PCIE-1610B-AE Advantech - 4-Port RS-232 Pcie Comm. Card , Walker Industrial
    Walker Industrial
    $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
    101
    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
    101
    $49.00
    Allen-Bradley 1784-PCC Controlnet PCMCIA Interface Card, Ser. B
    PLCHardware.com
    $49.00
    Allen-Bradley 1784-PCC Controlnet PCMCIA Interface Card, Ser. B
    PLCHardware.com
    $42.05
    Startech.Com 2-Port Low Profile PCI Express RS232 Serial Adapter Card, Pcie To DB9, Windows/Linux, TAA - Replaced By PEX2S953LP
    Amazon.com
    78
    Free shipping
    $42.05
    Startech.Com 2-Port Low Profile PCI Express RS232 Serial Adapter Card, Pcie To DB9, Windows/Linux, TAA - Replaced By PEX2S953LP
    Amazon.com
    78
    $96.02
    Startech.Com 4-Port Displayport 1.2 Splitter, Displayport To 4X DP Multi-Monitor Adapter, Quad 1080P 60Hz Computer MST Hub, Windows Only, No Drivers
    Amazon.com
    1 千+
    Free shipping
    $96.02
    Startech.Com 4-Port Displayport 1.2 Splitter, Displayport To 4X DP Multi-Monitor Adapter, Quad 1080P 60Hz Computer MST Hub, Windows Only, No Drivers
    Amazon.com
    1 千+
    $279.99
    SIIG 4-Port Gigabit Ethernet With POE Pcie Card - Intel 350 - Network Adapt
    CDW
    $279.99
    SIIG 4-Port Gigabit Ethernet With POE Pcie Card - Intel 350 - Network Adapt
    CDW
    $75.00
    Allen-Bradley 1734-232ASC Point I/O RS-232 ASCII Interface Ser C
    PLCHardware.com
    $75.00
    Allen-Bradley 1734-232ASC Point I/O RS-232 ASCII Interface Ser C
    PLCHardware.com
    $39.99
    Startech.Com 2-Port PCI Express RS232 Serial Adapter Card, Pcie To Dual Serial DB9, Windows/Linux, TAA - Replaced By PEX2S553
    Amazon.com
    125
    Free shipping
    $39.99
    Startech.Com 2-Port PCI Express RS232 Serial Adapter Card, Pcie To Dual Serial DB9, Windows/Linux, TAA - Replaced By PEX2S553
    Amazon.com
    125
    $172.00
    Allen-Bradley 1769-ASCII Compactlogix RS232/RS485/RS422 ASCII, A
    PLCHardware.com
    7
    $172.00
    Allen-Bradley 1769-ASCII Compactlogix RS232/RS485/RS422 ASCII, A
    PLCHardware.com
    7
    $66.99
    Startech.Com 7 Port PCI Express USB 3.0 Card - 5Gbps - Standard & Low-Profile - SATA Power - UASP Support - 1 Internal & 6 External USB 3.0 Ports ,
    Amazon.com
    132
    Free shipping
    $66.99
    Startech.Com 7 Port PCI Express USB 3.0 Card - 5Gbps - Standard & Low-Profile - SATA Power - UASP Support - 1 Internal & 6 External USB 3.0 Ports ,
    Amazon.com
    132
    $10.88
    DTECH RS232 To RS485 Serial Converter Adapter With 4 Position Terminal Block For Industrial Long Haul Communication Data Supports 600W Anti-Surge
    Amazon.com
    248
    $10.88
    DTECH RS232 To RS485 Serial Converter Adapter With 4 Position Terminal Block For Industrial Long Haul Communication Data Supports 600W Anti-Surge
    Amazon.com
    248
    $23.06
    Startech.Com 1 Port Pcie Gigabit Network Server Adapter NIC Card - Dual Profile - Gigabit Desktop Adapter REV E Intel 6 Chip Support (ST1000SPEX2)
    Amazon.com
    129
    $23.06
    Startech.Com 1 Port Pcie Gigabit Network Server Adapter NIC Card - Dual Profile - Gigabit Desktop Adapter REV E Intel 6 Chip Support (ST1000SPEX2)
    Amazon.com
    129
    $212.00
    RS232 Communication Module Siemens CSM 1241 RS232 - 6ES72411AH320XB0, Communication Module CM 1241, RS232, 9-Pole D-Sub, 1 Port
    Automation24, Inc.
    $212.00
    RS232 Communication Module Siemens CSM 1241 RS232 - 6ES72411AH320XB0, Communication Module CM 1241, RS232, 9-Pole D-Sub, 1 Port
    Automation24, Inc.
    $274.38
    Startech.Com 4 Port Serial Hub USB To RS232/RS485/RS422 Adapter - Industrial USB 2.0 To DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable
    Amazon.com
    9
    Free shipping
    $274.38
    Startech.Com 4 Port Serial Hub USB To RS232/RS485/RS422 Adapter - Industrial USB 2.0 To DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable
    Amazon.com
    9
    $90.68
    Startech.Com 4 Port USB 3.0 Pcie Card W/ 4 Dedicated 5Gbps Channels (USB 3.2 Gen 1) - UASP - SATA / LP4 Power - PCI Express Adapter Card
    Amazon.com
    610
    Free shipping
    $90.68
    Startech.Com 4 Port USB 3.0 Pcie Card W/ 4 Dedicated 5Gbps Channels (USB 3.2 Gen 1) - UASP - SATA / LP4 Power - PCI Express Adapter Card
    Amazon.com
    610

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