Sealevel Systems, Inc. will be closed beginning December 20, 2024. Order processing and communication will resume January 2, 2025.

How can I sense or switch 120V AC from a PC?

Sealevel offers Digital I/O TTL products that interface to industry standard relay racks and solid state relay modules that are designed to sense and switch AC voltages. Relay racks with solid state relay modules are also ideal for switching other relays and inductive loads.

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Recent FAQs

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  • RoHS and REACH Compliance, and PFAS Statement
  • What if I need a faster baud rate than the default setting on my SeaI/O device?
  • How do I troubleshoot my 12010 COM Express Compact Type 6 Carrier Board?
  • What should I do if my Sealevel USB Hub is not functioning correctly?

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