# Siemens 3NA6820 Miniature Circuit Breaker – Industrial Protection

Ensure reliable electrical protection with the Siemens 3NA6820 miniature circuit breaker. Engineered for demanding industrial automation environments this device offers exceptional performance and safety. Its robust design is ideal for safeguarding sensitive equipment against overloads and short circuits ensuring continuous operation and reducing downtime. The Siemens 3NA6820 is a trusted component for critical power distribution systems.

This Siemens circuit breaker is designed for efficient integration into complex control systems. It operates with precision providing stable voltage and current handling capabilities suitable for various automation applications. The 3NA6820 is built to meet stringent industry standards for safety and reliability offering peace of mind for engineers and maintenance professionals. Experience enhanced system integrity with this advanced protection solution.

-   **High-performance** circuit breaker for industrial automation
-   **Durable construction** ensuring long-term reliability
-   **Efficient overload and short-circuit protection** for critical loads
-   **Seamless compatibility** with Siemens automation components
-   **Compact design** for space-saving installations

## Specifications

Brand Siemens

Part Number 3NA6820

Type Miniature Circuit Breaker

Application Industrial Automation

Voltage Rating \[Specify if known\]

Current Rating \[Specify if known\]

Protection Type Overload and Short Circuit

The Siemens 3NA6820 represents a commitment to quality and innovation in electrical protection. Its advanced features and reliable performance make it an essential choice for modern industrial automation. Invest in the security and efficiency of your systems with the trusted Siemens 3NA6820.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Protection Devices > Circuit Breakers
- **Tags:** 3NA6820 protection, circuit breaker, electrical protection, industrial automation, miniature circuit breaker, Siemens 3NA6820, Siemens circuit breaker

## Variants

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

## Images

- Siemens 3NA6820 Miniature Circuit Breaker – Industrial Protection-Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/siemens-3na6820-circuit-breaker)
> Updated: 2026-09-23