Industrial Expansion Cards for I/O, Networking, Vision and More

Upgrade your embedded or industrial computing system with our broad range of Expansion Cards, built to extend functionality across multiple applications. From DAQ and motion control to high-speed networking and image acquisition, these cards offer reliable performance in demanding environments.

We supply everything from serial and USB expansion cards to frame grabbers, fieldbus interfaces, and network adaptors, with form factors and bus support including PCI, PCIe, PC/104, and MiniPCIe.

Need help choosing the right expansion card? Get in touch with our friendly team to match the right card to your application.

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Expansion Cards

Showing 60 of 95 Serial Cards items

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Sealevel 3541-KT
4 Port RS-232/422/485 PC/104 Serial Card Kit (C4.104-ULTRA Kit)
Sealevel 7205ec
2 Port RS-232/422/485 Low Profile PCI Express Asynchronous Serial Card
Sealevel 7205
2 Port RS-232/422/485 Low Profile PCI Serial Card
Sealevel 7204e
2 Port RS-422/485 Low Profile PCI Express Asynchronous Serial Card
Sealevel 7204
2 Port RS-422/485 PCI Serial Card
Sealevel 7203e
2 Port RS-232/422/485 Isolated PCI Express Asynchronous Serial Card
Sealevel 7202
2 Port RS-232 PCI Serial Card
Sealevel 7201
2 Port RS-232/422/485 PCI Serial Card
Sealevel 7161e
16 Port RS-232 PCI Express Asynchronous Serial Card
Sealevel 7161
16 Port RS-232 PCI Serial Card
Sealevel 7108
1 Port RS-232/422/485 Isolated Low Profile PCI Serial Card
Sealevel 7106e
1 Port RS-232/422/485/530 Low Profile PCI Express Asynchronous Serial Card
Sealevel 7106
1 Port RS-232/422/485/530 Low Profile PCI Serial Card
Sealevel 7104
1 Port RS-232 Low Profile PCI Serial Card
Sealevel 5402e
4 Port RS-232/422/485/530/530A/V.35 PCI Express Synchronous Serial Card
Sealevel 5402
4 Port RS-232/422/485/530/530/V.35 Synchronous Serial PCI Card
Sealevel 7804e
8 Port RS-232/422/485 PCI Express Asynchronous Serial Card
Sealevel 7804
8 Port RS-232/422/485 PCI Serial Card
Sealevel 7803
8 Port RS-232 Low Profile PCI Serial Card
Sealevel 7802ec
8 Port RS-422/485 Low Profile PCI Express Asynchronous Serial Card
Sealevel 7406e
4 Port RS-232 Low Profile PCI Express Asynchronous Serial Card
Sealevel 7406
4 Port RS-232 Low Profile PCI Serial Card
Sealevel 7404e
4 Port RS-232/422/485 PCI Express Asynchronous Serial Card
Sealevel 7402e
4 Port RS-422/485 Low Profile PCI Express Asynchronous Serial Card
Sealevel 3588
8 Port RS-485 PC/104 Serial Card
Sealevel 3512
1 Port RS-232/422/485/530/530A/V.35 PC/104 Synchronous Serial Card
Sealevel 3540
4 Port RS-232/422/485 PC/104 Serial Card
Sealevel 3514
1 Port RS-232/422/485/530/530A/V.35 PC/104+ Synchronous Serial Card
Sealevel 5104e
1 Port RS-232/422/485/530/530A/V.35 Low Profile PCI Express Synchronous Serial Card
Sealevel 5104
1 Port RS-232/422/485/530/530A/V.35 Low Profile PCI Synchronous Serial Card
Sealevel 5103e
1 Port RS-232 Low Profile PCI Express Synchronous Serial Card
Sealevel 5103
1 Port RS-232 Low Profile PCI Synchronous Serial Card
Sealevel 5102e
1 Port RS-232/422/485/530/530A/V.35 Low Profile PCI Express Synchronous Serial Card
Sealevel 5102
1 Port RS-232/422/485/530/530A/V.35 Low Profile PCI Synchronous Serial Card
Advantech PCI-1610C
4 Port RS-232 PCI Serial Card – Surge – Isolation Protection
Moxa CP-102UL
2 Port RS-232 Low Profile Universal PCI Serial Card
Moxa CA-114
4 Port RS-232/422/485 PC/104 Module, 0°C to +55°C
Moxa CP-138U-I
8 Port Isolated RS-422/485 Universal PCI Serial Card, 0°C to +55°C
Moxa CA-132/132I
2 Port RS-422/485 PC/104 Module
Moxa CP-114EL-I
4 Port Isolated RS-232/422/485 Low Profile PCI Express Serial Card
Moxa CB-114
4 Port RS-232/422/485 PC/104+ Module, 0°C to +55°C
Moxa CP-112UL
2 Port RS-232/422/485 Low Profile Universal PCI Serial Card
Moxa CP-114UL
4 Port RS-232/422/485 Low Profile Universal PCI Serial Card
Moxa CB-134I
4 Port RS-422/485 Isolated PC/104+ Module, 0°C to +55°C
Moxa CB-108
8 Port RS-232 PC/104+ Module, 0°C to +55°C
Moxa CP-104EL-A
4 Port RS-232 Low Profile PCI Express Serial Card
Moxa CA-108
8 Port RS-232 PC/104 Module, 0°C to +55°C
Moxa CP-104UL
4 Port RS-232 Low Profile Universal PCI Serial Card
Moxa CP-134EL-A-I
4 Port RS-232/422/485 Isolated PCI Express Serial Card – 4kV Surge Protection
Moxa CP-102U
2 Port RS-232 Universal PCI Serial Card, 0°C to +55°C
Moxa CP-112UL-I
2 Port Isolated RS-232/422/485 Low Profile Universal PCI Serial Card
Moxa CP-104JU
4 Port RS-232 Low Profile Universal PCI Serial Card: RJ45 Ports, 0°C to +55°C
Moxa CP-118U-I
8 Port Isolated RS-232/422/485 Universal PCI Serial Card, 0°C to +55°C
Moxa CP-102N
2 Port RS-232 Mini PCI Express Serial Card
Moxa CP-118E-A-I
8 Port RS-232/422/485 Isolated PCI Express Serial Card – 4kV Surge Protection
Moxa CP-118EL-A
8 Port RS-232/422/485 PCI Express Serial Card
Moxa CP-134U-I
4 Port Isolated RS-422/485 Universal PCI Serial Card – 15kV ESD Protection
Moxa CP-168EL-A
8 Port RS-232 PCI Express Serial Card
Moxa CP-114EL
4 Port RS-232/422/485 Low Profile PCI Express Serial Card
Moxa CP-116E-A
16 Port RS-232/422/485 PCI Express Serial Card – 4kV Surge Protection
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Showing 60 of 95