# Schneider Masterpact MTZ2 40H1B 4000A 3P Circuit Breaker EF548983

Introducing the Schneider Electric Masterpact MTZ2 40H1B, a robust 3-pole fixed circuit breaker designed for demanding industrial automation applications. With a substantial 4000A rating, this breaker ensures reliable protection and control for your critical electrical systems. Engineered by Schneider Electric, a leader in energy management and automation, the Masterpact MTZ2 series offers superior performance and durability.

This Schneider Electric Masterpact MTZ2 40H1B is built for high-capacity power distribution and fault protection within complex industrial environments. Its fixed configuration and 4000A current rating make it ideal for main distribution panels and large motor control circuits. The absence of a Micrologic unit allows for specific system configurations where external protection coordination is preferred, offering flexibility in automation control systems.

-   **Schneider Electric Masterpact MTZ2 40H1B** circuit breaker ensures dependable power protection.
-   Features a high **4000A** current rating for heavy-duty industrial applications.
-   **3-pole fixed** design for robust and secure electrical connections.
-   Manufactured by **Schneider Electric**, ensuring quality and advanced technology.
-   Part number **EF548983** for easy identification and ordering.

### Specifications

-   Brand: Schneider Electric
-   Model: Masterpact MTZ2
-   Type: 40H1B
-   Amperage Rating: 4000A
-   Poles: 3
-   Configuration: Fixed
-   Manufacturer Part Number: EF548983

Trust the Schneider Electric Masterpact MTZ2 40H1B for uncompromising safety and operational continuity in your industrial automation setup. Its advanced design and high-performance capabilities make it a superior choice for critical infrastructure protection. Explore the reliability and efficiency that only Schneider Electric can deliver.

## Details

- **Price:** 999.0 USD
- **Vendor:** Schneider Electric
- **Type:** Electrical Equipment > Circuit Protection > Circuit Breakers
- **Tags:** 3 pole breaker, 4000A circuit breaker, EF548983, fixed circuit breaker, industrial automation, power distribution, Schneider Electric, Schneider Masterpact MTZ2

## Variants

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

## Images

- Schneider Circuit Breaker Masterpact Mtz2 40h1b 4000 A 3p Fixed Without Micrologic Schneider-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/schneider-masterpact-mtz2-40h1b-4000a-3p-breaker-ef548983)
> Updated: 2026-09-23