Premium Molded Case Circuit Breaker Solutions for Industrial Power Distribution

Shihlin Electric delivers reliable thermal magnetic MCCB technology with 60+ years of manufacturing expertise, providing superior circuit protection for factory automation and industrial applications across Asia-Pacific markets.

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

Molded Case Circuit Breaker

BM400-SN

Rated current: 250, 300, 350, 400A

Breaking Capacity

Model

3P

4P

Icu

(kA)

500V

20

440V

30

380V

35

220V (240V)

50

Ics = 50%Icu

Specification

  • Thermal magnetic
  • Standard: IEC60947-2
  • Rated current: 250, 300, 350, 400A
  • Pole: 3P, 4P
Certification
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How can you ensure reliable motor protection and circuit safety in your factory automation systems without compromising operational efficiency?

Shihlin Electric's BM400-SN molded case circuit breaker combines thermal magnetic protection technology with precise current ratings (250-400A) specifically designed for industrial manufacturing environments. Our IEC 60947-2 certified MCCB integrates seamlessly into your low-voltage power distribution infrastructure, delivering the stable and reliable performance your OEM/ODM operations demand. With 60+ years of manufacturing partnership experience, we provide the technical expertise and professional support to optimize your circuit protection strategy.

Built on Shihlin Electric's 60+ years of OEM/ODM partnership experience with world-class manufacturers, the BM400-SN molded case circuit breaker provides superior product quality and professional technical support for global industrial operators. With ultimate short-circuit capacity (Icu) ratings ranging from 20kA to 50kA depending on voltage specifications, this thermal magnetic MCCB safeguards critical industrial equipment while enabling seamless integration into comprehensive low-voltage power distribution systems. Choose Shihlin Electric's BM400-SN for reliable circuit protection that maximizes operational efficiency and ensures lasting performance in your industrial automation infrastructure.