# Siemens 3RV1021-4BA15 Circuit Breaker 14-20A Thermal Overload Protection

Safeguard your industrial automation systems with the robust Siemens Sirius 3RV1021-4BA15 Circuit Breaker. Designed for reliable overload protection, this essential component ensures the continuous operation of your machinery, preventing costly downtime. Its advanced thermal trip mechanism offers precise current monitoring within the 14-20A range, making it an ideal choice for demanding industrial applications. Trust in Siemens for unparalleled performance and durability.

Engineered for seamless integration into control systems, the Siemens Sirius 3RV1021-4BA15 operates efficiently at 50/60Hz. This circuit breaker is built to withstand harsh environments, providing consistent protection against electrical faults. Its design facilitates straightforward installation and maintenance, reducing operational complexities. For professionals seeking dependable circuit protection, the 3RV1021-4BA15 is the definitive solution.

-   **High Performance**: Reliable overload protection for industrial automation.
-   **Durable Construction**: Built to withstand demanding operational conditions.
-   **Precise Tripping**: Thermal overload mechanism ensures accurate current monitoring.
-   **Wide Application Range**: Suitable for 14-20A circuits with 50/60Hz compatibility.
-   **Easy Integration**: Designed for straightforward installation in control panels.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Circuit Protection > Circuit Breakers
- **Tags:** 3RV1021-4BA15, control systems, electrical safety, industrial automation, motor protection, Ram Automations, Siemens circuit breaker, thermal overload relay

## Variants

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

## Images

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-sirius-3rv1021-4ba15-circuit-breaker)
> Updated: 2026-09-19