# Siemens 6ES7 421-1BL01-0AA0 Input Module - Simatic S7

The Siemens 6ES7 421-1BL01-0AA0 Input Module is a crucial component for industrial automation, designed to enhance the efficiency and reliability of your systems. This Simatic S7 module is engineered for robust performance in demanding environments, offering seamless integration and optimized functionality.

-   **Enhanced Performance:** Ensures reliable data acquisition and processing for improved system responsiveness.
-   **Robust Design:** Built to withstand temperatures from 0°C to 60°C and meets stringent industrial standards.
-   **Compatibility:** Perfectly suited for Simatic S7 systems, offering easy integration.
-   **Durable Construction:** Manufactured in Germany with a weight of 765 gm, guaranteeing long-lasting performance.

This module features 1P 6ES7 421-1BL01-0AA0 SM 421 DI 32xDC24V. Its design complies with II 3 G EEX NA II T4 KEMA 03 ATEX 1125X Cl. I, Zone 2, GP. IIC, T4 standards, ensuring safe operation in hazardous locations. Invest in the Siemens 6ES7 421-1BL01-0AA0 Input Module for a dependable solution in your industrial applications. For any queries, contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Ram Automations
- **Type:** Industrial Automation > PLC Modules > Input Modules
- **Tags:** 6ES7 421-1BL01-0AA0, Automation Components, Industrial Automation, Input Module, PLC, Siemens, Simatic S7

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- Siemens 6ES7 421-1BL01-0AA0 Input Module - Simatic S7-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-6es7-421-1bl01-0aa0-input-module)
> Updated: 2026-10-02