# Schneider Masterpact MTZ2 40H1 Circuit Breaker 4000A 66kA 4 Poles LV846313

Introducing the **Schneider Masterpact MTZ2 40H1** a robust **circuit breaker** designed for critical industrial automation applications. This basic frame unit offers exceptional protection and reliability, ensuring uninterrupted power distribution in demanding environments. Its fixed mounting and four-pole configuration make it ideal for complex electrical systems where superior performance is paramount. Experience the advanced engineering and trusted quality that only **Schneider** provides for your essential power infrastructure.

Engineered for demanding industrial use, the **Schneider Masterpact MTZ2 40H1** operates flawlessly at **440 Vac** with a frequency range of **50-60 Hz**. This **circuit breaker** is built to handle substantial loads, featuring a **4000 A** current rating and an impressive **66 kA** breaking capacity. Its design without a Micrologic unit allows for integration with external protection and control systems, offering flexibility for advanced automation and power management solutions. This component is a cornerstone for ensuring the safety and efficiency of large-scale electrical installations.

-   High-performance **4000 A** current rating for heavy-duty applications
-   Exceptional **66 kA** breaking capacity ensures robust fault protection
-   Reliable **440 Vac** operation for industrial power distribution
-   Durable **4-pole** fixed configuration for secure system integration
-   Built to the stringent quality standards of **Schneider**

## Details

- **Price:** 999.0 USD
- **Vendor:** Schneider
- **Type:** Industrial Automation > Electrical Components > Circuit Breakers
- **Tags:** 4 pole breaker, 4000A circuit breaker, 440V circuit breaker, industrial automation, LV846313, Masterpact MTZ2 40H1, power distribution, Schneider circuit breaker

## Variants

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

## Images

- Schneider Circuit Breaker Basic Frame Masterpact Mtz2 40h1 4000 A 66 Ka At 440 Vac 50-60 Hz 4 Poles Fixed Without Micrologic Schneider-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/schneider-masterpact-mtz2-40h1-circuit-breaker-lv846313)
> Updated: 2026-09-26