The Schneider Electric Masterpact NW40H1 is a high-capacity circuit breaker designed for robust power distribution and protection in demanding industrial environments. As part of the Masterpact NW series, this 4000 Amp, 4-pole drawout breaker is engineered for critical applications where reliable fault interruption is paramount. It is commonly integrated into main switchboards and distribution panels within large manufacturing facilities, data centers, and utility substations.

Technical details

• Series: Masterpact NW
• Model Number: NW40H1
• Current Rating: 4000 Amperes (A)
• Number of Poles: 4
• Configuration: Drawout type
• Trip Unit: Supplied without a trip unit; requires separate purchase and configuration.
• Intended Use: Main circuit breaker for power distribution and protection.
• Mounting Style: Drawout mechanism facilitates easy removal and maintenance.

Applications & compatibility

This Masterpact NW40H1 circuit breaker is suitable for use in heavy-duty power distribution systems, including those found in large industrial plants, commercial buildings, and critical infrastructure projects. Its 4-pole configuration makes it ideal for applications requiring neutral conductor switching or protection. Compatibility with various trip unit models allows for tailored protection settings to meet specific system requirements.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the 48332 Schneider Electric Masterpact NW40H1 or contact our technical team for cross-reference assistance with compatible Masterpact NW series components and trip units.