Omron
- Available:
- 9 pcs.In-StockUpdated at: 03-09-2026
- Offer from:
Trusted supplier — Poland, member since 2022, 1–4 employees
- Warranty:
- 6 months
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The Omron NX-SIH400 is a high-performance safety I/O module designed to enhance the safety and efficiency of industrial automation systems. This module features 4 digital PNP inputs and is engineered for high connectivity, making it an ideal choice for complex safety applications. The screwless push-in connectors ensure quick and reliable installation, reducing downtime and maintenance efforts.
With a compact width of just 12 mm, the NX-SIH400 is perfect for space-constrained environments. It supports a wide input voltage range of 20.4-28.8 VDC, ensuring compatibility with various industrial power supplies. The module is compliant with SIL 3 according to IEC 61508, providing the highest level of safety integrity for critical applications.
The NX-SIH400 is part of the NX I/O system, known for its robust performance and reliability. It features a free-running signal processing mechanism and a push-in connection method for ease of use. This module is suitable for a wide range of safety functions, making it a versatile addition to any industrial automation setup.
Although the NX-SIH400 does not include digital outputs or communication ports, its focus on safety inputs ensures precise and reliable monitoring of critical signals. The module's IP20 protection rating makes it suitable for use in controlled environments, safeguarding it against dust and other non-liquid contaminants.
Omron

Omron
Omron
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Datasheet for Omron NX-SIH400, including specifications and features.
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