Sealevel Serial, I/O, and Embedded Computing Solutions

We supply Sealevel Systems' high-reliability serial, digital I/O, and embedded computing products built for long-term operation in harsh and highly regulated environments.

Their range includes PCIe and PCI serial cards, Ethernet-to-serial devices, industrial I/O modules, and fanless embedded computers. Built for use in military, medical, and industrial environments, Sealevel products are known for rock-solid performance, extended lifecycle support, and compliance with strict operational standards.

Explore our Sealevel product range or get in touch for specialist advice.

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Sealevel Products

Showing 240 of 428 Sealevel Products items

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Sealevel 8208FX
USB to 16 Reed Relay Output Adapter
Sealevel 8207FX
USB to 16 Isolated Digital Input Adapter
Sealevel 8206FX
USB to 8 Isolated Digital Input/8 Form C Relay Output Adapter
Sealevel 8126
USB to 32 Channel TTL Digital I/O Adapter
Sealevel 8126-OEM
USB to 32 Channel TTL Digital I/O OEM Board
Sealevel 8126-KT
USB to 32 Channel TTL Digital I/O Adapter Kit
Sealevel 8115
USB to 4 Form C Relay Output Adapter
Sealevel 8115-OEM
USB to 4 Form C Relay Output OEM Board
Sealevel 8115-KT
USB to 4 Form C Relay Output Adapter Kit
Sealevel 8114
USB to 4 Reed Relay Output Adapter
Sealevel 8114-OEM
USB to 4 Reed Relay Output OEM Board
Sealevel 8114-KT
USB to 4 Reed Relay Output Adapter Kit
Sealevel 8113
USB to 4 Isolated Digital Input Adapter
Sealevel 8113-OEM
USB to 4 Isolated Digital Input OEM Board
Sealevel 8112
USB to 4 Isolated Digital Input/4 Form C Relay Output Adapter
Sealevel 8112-OEM
USB to 4 Isolated Digital Input/4 Form C Relay Output OEM Board
Sealevel 8112-KT
USB to 4 Isolated Digital Input/4 Form C Relay Output Adapter Kit
Sealevel 8111
USB to 4 Isolated Digital Input/4 Reed Relay Output Adapter
Sealevel 8111-OEM
USB to 32 Channel TTL Digital I/O OEM Board
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 410U
USB Modbus RTU to 16 Isolated Digital Input/16 Reed Relay Output Adapter
Sealevel 410U-OEM
USB Modbus RTU to 16 Isolated Digital Input/16 Reed Relay Output OEM Board
Sealevel 2803
8 Port RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 270U
7 Port Isolated Industrial USB 2.0 Hub
Sealevel 2423
4 Port RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 2403
4 Port RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 2401
4 Port RS-232 (DB9) Serial to USB Adapter
Sealevel 2223-OEM
2 Port RS-232/422/485 (DB9) OEM Serial to USB Board
Sealevel 2213
2 Port Isolated RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 3588
8 Port RS-485 PC/104 Serial Card
Sealevel 2203
2 Port RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 3512
1 Port RS-232/422/485/530/530A/V.35 PC/104 Synchronous Serial Card
Sealevel 3096
8-Channel Isolated Digital Input/8-Channel Reed Relay Output ISA Card
Sealevel 3093
16-Channel Isolated Digital Input/16-Channel Reed Relay Output ISA Card
Sealevel 2113
1 Port Isolated RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 450U
USB Modbus RTU to 16 Form C Relay Output Adapter
Sealevel 450U-OEM
USB Modbus RTU to 16 Form C Relay Output OEM Board
Sealevel 440U
USB Modbus RTU to 32 Reed Relay Output Adapter
Sealevel 440U-OEM
USB Modbus RTU to 32 Reed Relay Output OEM Board
Sealevel 430U
USB Modbus RTU to 32 Isolated Digital Input Adapter
Sealevel 430U-OEM
USB Modbus RTU to 32 Isolated Digital Input OEM Board
Sealevel 420U
USB Modbus RTU to 16 Isolated Digital Input/8 Form C Relay Output Adapter
Sealevel 420U-OEM
USB Modbus RTU to 16 Isolated Digital Input/8 Form C Relay Output OEM Board
Sealevel 2801
8 Port RS-232 (DB9) Serial to USB Adapter
Sealevel 2433
4 Port RS-232/422/485 (DB9) Serial to USB Adapter
Sealevel 2402
4 Port RS-422/485 (DB9) Serial to USB Adapter
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 2201
2 Port RS-232 (DB9) Serial to USB Adapter
Sealevel 3098
32 Switched Relay Output ISA Card
Sealevel 2161
16 Port RS-232 (RJ45) Serial to USB Adapter
Sealevel 3095
16 Reed Relay Output ISA Card
Sealevel 2123
1 Port RS-232/422/485 (DB9) Serial to USB Adapter
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Showing 240 of 428