# Pepperl+Fuchs 21FR1-B Magnetic Field Sensor for Automation

The **Pepperl+Fuchs 21FR1-B** is a high-performance magnetic field sensor designed for critical industrial automation applications. Engineered for reliability and precision, this sensor plays a vital role in control systems ensuring accurate detection of magnetic fields. Its robust construction makes it suitable for demanding environments, providing consistent performance in manufacturing, robotics, and process control. Experience unparalleled accuracy and durability with the **21FR1-B** from **Pepperl+Fuchs**, a trusted name in automation technology.

This advanced sensor utilizes sophisticated technology to reliably detect magnetic field presence and strength, making it an indispensable component for complex automation tasks. Its integration into control systems enhances operational efficiency and safety. The **21FR1-B** is built to withstand industrial conditions, offering stable operation and a long service life. For systems requiring precise magnetic field monitoring, the **21FR1-B** delivers exceptional results, supporting seamless integration with various automation platforms.

-   Accurate magnetic field detection for industrial automation
-   Durable design for harsh operating environments
-   Reliable performance in control and monitoring systems
-   Seamless integration with existing automation infrastructure
-   Enhances operational efficiency and system safety

## Specifications

**Brand** Pepperl+Fuchs  
**Part Number** 21FR1-B  
**Type** Magnetic Field Sensor

Trust the **Pepperl+Fuchs 21FR1-B** for your critical automation needs. Its proven performance and quality make it an excellent choice for enhancing your industrial processes. Discover the difference that superior sensor technology can make and optimize your operations today.

## Details

- **Price:** 999.0 USD
- **Vendor:** Pepperl+Fuchs
- **Type:** Industrial Automation > Sensors > Magnetic Field Sensors
- **Tags:** 21FR1-B, automation sensor, control systems, industrial automation, magnetic field sensor, Pepperl+Fuchs 21FR1-B, Pepperl+Fuchs sensor

## Variants

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

## Images

- Pepperl+Fuchs 21FR1-B Magnetic Field Sensor for Automation-Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/pepperl-fuchs-21fr1-b-magnetic-field-sensor)
> Updated: 2026-09-20