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Molded Case Circuit Breaker 400A | Shihlin Electric

Shihlin Electric's BM400-RN molded case circuit breaker offers rated currents from 250-400A with thermal magnetic protection and IEC 60947-2 compliance for reliable industrial power distribution.

Professional Molded Case Circuit Breaker Solutions for Industrial Power Distribution

Shihlin Electric delivers high-performance thermal magnetic circuit breakers rated 250-400A, engineered for dependable factory automation and power protection across diverse industrial applications.

Molded Case Circuit Breaker - Shihlin Electric Molded Case Circuit Breaker BM400-RN
  • Molded Case Circuit Breaker - Shihlin Electric Molded Case Circuit Breaker BM400-RN
  • Shihlin Electric Molded Case Circuit Breaker BM400-RN

Molded Case Circuit Breaker

BM400-RN

Rated current: 250, 300, 350, 400A

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Breaking Capacity

Model

3P

4P

Icu

(kA)

500V

42

440V

55

380V

70

220V (240V)

100

Ics = 50%Icu

Specification

  • Thermal magnetic
  • Standard: IEC60947-2
  • Rated current: 250, 300, 350, 400A
  • Pole: 3P, 4P
Certification
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Products

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How can you ensure reliable short-circuit protection while maintaining consistent operational efficiency across your manufacturing automation systems?

Shihlin Electric's BM400-RN molded case circuit breaker delivers ultimate breaking capacity up to 100kA with thermal magnetic protection engineered to IEC 60947-2 standards. Our 60+ years of OEM/ODM partnership experience ensures seamless integration into your power distribution and factory automation systems, providing the dependable circuit protection and technical support your manufacturing operations require.

Designed for OEM and ODM partnerships, Shihlin Electric's molded case circuit breaker integrates seamlessly into factory automation systems, switchgear cabinets, and motor control applications. The thermal magnetic protection mechanism delivers rapid response to overload and short-circuit conditions, safeguarding critical industrial equipment while maximizing operational efficiency. With over 60 years of technical cooperation experience with world-class manufacturers, Shihlin Electric provides not only premium-quality circuit breakers but also professional customer support and lasting technical solutions. Whether you're optimizing power distribution systems, enhancing factory automation capabilities, or protecting motor control circuits, the BM400-RN molded case circuit breaker delivers the performance and reliability your industrial operations demand.