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 426 of 426 Sealevel Products items

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462S
2 options available
Sealevel 462S Series
RS-232 Modbus RTU to 96 Channel TTL DB78F Digital I/O Adapter
From £368.00 (exc. VAT)
462N
3 options available
Sealevel 462N Series
96 Channel TTL DB78 Digital Interface SeaI/O Expansion Module
From £313.50 (exc. VAT)
IA5S
Sealevel IA5S
Single Point Discrete 120V AC/DC Input Module
OB5S
Sealevel OB5S
Single Point Discrete 24V DC Output Module
IB5Q
Sealevel IB5Q
Quad Solid State Relay: DC Input
IN5S
Sealevel IN5S
Single Point Discrete AC/DC Input Module
What Is Sealevel’s Specialty?
Sealevel focus on serial and I/O expansion solutions, including USB-to-serial adaptors, digital I/O modules and embedded control systems. Their designs are trusted where reliable connectivity is required across industrial and military sectors.

Why Choose Sealevel Hardware?
With extensive experience in serial communications, Sealevel products provide the robust connectivity needed to extend the life of legacy equipment. Many models also meet MIL-STD specifications for defence projects.

Why Source in the UK Through Impulse?
We deliver Sealevel hardware to our UK customers with technical guidance and lifecycle support, ensuring integration is seamless and supply is dependable across long-term projects.