Part of the Schneider Electric Compact NSX250R series, the LV433521 is a 4-pole, 4d fixed circuit breaker engineered for robust electrical distribution systems. This unit provides a high breaking capacity essential for protecting equipment against overcurrents and short circuits in demanding industrial environments. Its design prioritizes space optimization without compromising on performance, making it a practical choice for panel builders and maintenance professionals.

Technical details

• Series: Compact NSX250R
• Poles: 4
• Configuration: 4d fixed
• Breaking Capacity: 200 kA at 415 VAC
• Trip Unit: Micrologic 5.2 E
• Mounting Type: Fixed
• Intended Use: Electrical distribution
• Protection Features: Overload, short circuit, ground fault (depending on Micrologic settings)

Applications & compatibility

The Schneider LV433521 circuit breaker is commonly deployed in standard electrical distribution panels for commercial and industrial facilities. It is suitable for protecting main feeders and branch circuits in applications such as manufacturing plants, data centers, and building management systems where reliable power protection is critical.

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 Schneider LV433521 or contact our technical team for cross-reference assistance with compatible Compact NSX components.