NLM6-400 MCCB Molded Case Circuit Breaker | High-Performance 400A Modular Circuit Breaking Protection Solution

NLM6-400 Molded Case Circuit Breaker (MCCB) | Providing a Stable and Reliable 400A Protection Solution for Global Power Distribution Systems

The NLM6-400 is a high-performance 400A molded case circuit breaker (MCCB) specifically designed for industrial, commercial, energy equipment, and infrastructure power distribution systems. Its compact design, easy installation, high breaking capacity, accurate protection curve, and excellent environmental adaptability make it a core safety component for medium to large-scale power distribution systems.

Key Performance Highlights

Rated Current 400A, Highly Adaptable Design

Meets the continuous high-load operation requirements of large machinery, power systems, and industrial equipment.

Multiple Protection Functions

Includes overload, short circuit, instantaneous protection, and time-delay protection, comprehensively enhancing operational safety.

Modular Structure & High Breaking Capacity

Improves the flexibility of power distribution design, suitable for multi-industry and cross-system applications.

Strong Vibration Resistance & High Temperature Resistance Structure

Maintains stable performance even in harsh environments.

Intelligent Automated Production Line Manufacturing for More Stable Quality

All NLM6 series production lines are manufactured using intelligent automated production lines. Fully automated assembly, inspection, and aging tests ensure product consistency and stability, significantly reducing the risk of quality deviations and giving global customers greater peace of mind in long-term application

OEM/ODM Customization Supported

We offer robust and flexible OEM/ODM customization services, including:

Customer brand laser engraving

Customized specifications, parameters, and cutting capabilities

Housing color, structure, and accessory development

Special operating condition solutions

Meeting the personalized needs of customers across industries and multiple application scenarios.

Why do global customers love the NLM6-400?

Overseas users continue to choose the NLM6-400 for several reasons, including:

✔ High Cost-Performance

It offers superior breaking performance and durability compared to other MCCBs in its class, while maintaining a more competitive price.

✔ Stable Quality & Compliance with Multiple International Standards

Compliant with IEC/EN standards and has passed rigorous factory testing, ensuring high applicability in the global market.

✔ Compact Structure and Easy Installation

Optimized dimensions for compatibility with various distribution boxes, cabinets, and industrial equipment control cabinets.

✔ OEM Support Enhances Brand Competitiveness

Helping global customers expand their product lines and increase market share.

Applications

Industrial Automation Equipment

Commercial Building Power Distribution Systems

Energy Solutions (Solar, Energy Storage, Wind Power)

Machinery Control

Data Center Power Distribution

Power Distribution Cabinets, Control Cabinets, UPS Systems

The NLM6-400 molded case circuit breaker is a professional-grade MCCB solution integrating reliability, high performance, intelligent manufacturing, global compatibility, and flexible OEM/ODM customization. Its superior protection performance, stable quality, and future-proof modular design make it an ideal choice for industrial and commercial power distribution systems worldwide. If you are looking for a safe, durable, and customizable 400A MCCB, the NLM6-400 is one of the most reliable products available.