Accessories
Industrial Computer StorageUpgrade Sealevel industrial computers with solid-state hard drives, SD card flash and CompactFlash memory options.View More Products |
Industrial Computer MemoryUpgrade Sealevel industrial computers with hard drives, CD/DVD drives, and CompactFlash memory options.View More Products |
CablesConnect Sealevel devices to computers and other peripherals. High quality cables are offered in a variety of lengths, connectors and form factors. Choose USB and serial extension cables, converter cables, digital I/O ribbon cables, Ethernet cables, power cables, and Sealevel product replacement cables.View More Products |
SeaI/O Expansion ModulesBuild a powerful SeaI/O network with up to 246 SeaI/O N-series expansion modules. Expansion modules communicate with SeaI/O base modules and Relio industrial computers via RS-485 Modbus RTU and can be stacked together or distributed throughout your facility using convenient pass-through connectors.View More Products |
Power SuppliesPower Sealevel devices with AC to DC power supplies available in a variety of voltages. Choose models that plug into standard wall outlets or models that mount on industry standard DIN-rail.View More Products |
Terminal BlocksBreak out any molded cable to screw terminals, which simplifies field wiring. Use terminal blocks for pinout conversion, testing, etc. Select terminal blocks with standard DB9, DB25, RJ45, and 50-pin IDC connectors, or specialty terminal blocks with DB37 and DB44 connectors. Kits and mounting hardware are also available.View More Products |
Adapters & ConvertersSave time connecting devices with different connectors or interfaces. Choose CompactFlash adapters, RJ45 modular adapters, pinout adapters, gender converters, null modem adapters, and surge suppression adapters with DB9 and DB25 connectors.View More Products |
Relay Racks & RelaysExpand Sealevel TTL products with industry standard relay racks and solid-state relay modules. Add 8, 16, and 24 position quad and discrete relay racks to TTL devices with standard 50-pin ribbon cables.View More Products |
Mounting HardwareInstall Sealevel products in racks, on DIN rail, on walls, or under tables with a variety of mounting brackets and hardware options. Choose industry-standard rack trays and faceplates in 1U, 2U, 3U, and 4U heights.View More Products |
PC/104 Portholes™ KitsSealevel PC/104 "Portholes" kits offer a standardized method for interfacing real-world I/O connections. The I/O kits can be installed in Relio R2000 and R3000 systems and are perfect for embedded systems. Simply design our 3.2" x 3.1" "Portholes" into your enclosure to mix and match PC/104 I/O kits for maximum configurability.View More Products |
Hubs & SwitchesConnect USB devices to a PC without opening the case. An optically isolated USB hub protects the computer from voltage spikes, power surges, and ground loops. Non-isolated four and seven port hubs add USB ports to a computer or laptop. Power your Sealevel Ethernet devices with Power over Ethernet (PoE) switches and accessories. Expand your network with Industrial and commercial grade Ethernet switches.View More Products |
Books & ReferenceExpand your knowledge with The Digital I/O Handbook - A Practical Guide to Industrial Input and Output Applications. Renowned technical author Jon Titus and the President and CEO of Sealevel Systems, Tom O'Hanlan, clearly explain real-world digital input/output implementation from both a hardware and software perspective.View More Products |
SoftwareOrder a replacement Sealevel software CD or purchase an operating system license.View More Products |
















