# Siemens Miniature Circuit Breaker 5SJ4104-7HG40 1-Pole C Curve 4A 240V

Secure your electrical systems with the robust Siemens Miniature Circuit Breaker 5SJ4104-7HG40. This single-pole device offers reliable overload and short-circuit protection, essential for industrial automation and power distribution. Its C-curve tripping characteristic is ideal for general loads, ensuring operational continuity and safety. The Siemens 5SJ4104-7HG40 provides peace of mind for demanding applications.

Engineered for performance, the Siemens 5SJ4104-7HG40 operates at 240V with a 4A rating and a substantial 14kA breaking capacity. This makes it a dependable component for control panels and machinery. When you need precise circuit protection for your automation systems, this Siemens breaker delivers efficiency and durability.

-   **High 14 kA breaking capacity** for effective fault interruption
-   **1-pole configuration** ideal for single-phase circuits
-   **C-curve tripping characteristic** suitable for general loads
-   **Compact 70 mm design** optimizes panel space
-   **Siemens quality** ensures long-lasting reliability and performance

The Siemens Miniature Circuit Breaker 5SJ4104-7HG40 is designed for demanding industrial environments. It provides superior protection against electrical faults, safeguarding your valuable equipment and minimizing downtime. Trust Siemens for advanced circuit protection solutions.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Electrical Components > Circuit Protection > Miniature Circuit Breakers
- **Tags:** 1-pole MCB, 240V breaker, 4A breaker, 5SJ4104-7HG40, C curve breaker, electrical protection, industrial automation, miniature circuit breaker, Siemens automation, Siemens circuit breaker

## Variants

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

## Images

- Siemens Miniature circuit breaker 240 V 14kA, 1-pole, C, 4A, D=70 mm 5SJ4104-7HG40

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-5sj4104-7hg40-circuit-breaker)
> Updated: 2026-09-01