# Schmersal ULS-A4-0400 Safety Switching Device - Non-Contact Actuation

Ensure peak operational safety with the high-performance **Schmersal ULS-A4-0400 safety switching device**. Engineered by the trusted leader in safety technology Schmersal this non-contact device offers advanced functionality and robust design for critical industrial automation applications. It meets stringent safety Category 4 standards providing reliable protection for personnel and machinery.

The **Schmersal ULS-A4-0400** features a non-contact actuation mechanism eliminating mechanical wear and tear for enhanced longevity and consistent performance. Its IP67 protection rating ensures superior resistance to dust and water immersion making it ideal for demanding industrial environments. This device seamlessly integrates with various safety relay modules offering flexible application solutions within complex control systems.

-   **Non-contact actuation** for extended lifespan and reduced maintenance
-   **Safety Category 4 compliance** ensuring the highest level of protection
-   **IP67 rating** for dustproof and water-resistant operation
-   **Durable construction** built to withstand harsh industrial conditions
-   **Easy installation** for versatile integration into automation systems

### Specifications:

**Brand** Schmersal  
**Part Number** 101207780  
**Model** ULS-A4-0400  
**Type** Safety Switching Device  
**Actuation** Non-contact  
**Safety Rating** Category 4 EN ISO 13849-1  
**Protection Rating** IP67

Trust the **Schmersal ULS-A4-0400 safety switching device** for unparalleled reliability and safety assurance in your industrial automation setup. Its advanced features and durable build make it a superior choice for protecting your operations. Explore the robust safety solutions from Schmersal today.

## Details

- **Price:** 999.0 USD
- **Vendor:** Ram Automations
- **Type:** Industrial Automation > Safety Components > Safety Switches
- **Tags:** automation safety component, Category 4 safety, industrial safety device, IP67 switch, non-contact safety switch, Schmersal safety switch, Schmersal ULS-A4-0400

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Schmersal ULS-A4-0400 Safety Switching Device - Non-Contact Actuation-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/schmersal-uls-a4-0400-safety-switch)
> Updated: 2026-10-07