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Miniature Circuit Breaker
Industry type:Productivity and energy
Product model number:BHA-B3
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The BHA-B3 series miniature circuit breaker (MCB) is the latest addition to Shihlin Electric's acclaimed MCB line, with improved protection, ease of use, manufacturing process, and materials. Besides the goal of continuing the success of more than 50% market share in Taiwan, The BHA-B3 series MCB is also Shihlin Electric's leading product in mainland China, ASEAN, the Middle East, and the Australian market. In addition, the BHA-B3 series MCB will become Shihlin Electric's primary low-voltage distribution product in the future.

Features of Product:
1. Breaking capacity: 4.5kA/6kA/10kA
2. "On", "Off", "Trip" status display for easy inspection
3. IP20 protection
4. Safety padlock: protect the safety of maintenance personnel
5. 35mm din-rail design for ease of installation
6. Certificate: TUV and RCM
7. Accessory: Auxiliary device (AX), Alarm device (AL), Shunt release device (SHT), Undervoltage tripping device (UVT)


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Shihlin Electric, founded in 1955, is a leading electric manufacturer in Taiwan. The company comprises four main businesses:

Automobile Equipment
Shihlin established excellent manufacturing and customizing capabilities through strategic alliances with major Japanese enterprises for automobile equipment; EV components and charging piles are the latest additions.

Heavy Electric
Shihlin is an essential provider of power transmission equipment in Taiwan. Furthermore, the company is also a national award-winning electrical system integrator.

Breaker & Switchgear
Shihlin is the best low-voltage breaker and switchgear supplier in Taiwan. Recent products include breakers for renewable power generation/storage systems and EV charging piles.

Factory Automation and Integration Service
Shihlin's FA products cover inverters, servo motors, and sensors. Our automation integration service plays a pivotal role in the industrial upgrading in Taiwan.



Shihlin Electric, since 1955, is always a cornerstone in Taiwan's electrical manufacturing industry. With a solid foundation of excellence in automobile equipment, heavy electric, breaker & switchgear, and factory automation, Shihlin Electric enters a new era of sustainable development by implementing green supply chains, green manufacturing process, and Launched a series of green products. Shihlin Electric has introduced the charging pile for two-wheel and four-wheel EVs and will expand the services to charging station operation. Furthermore, in the field of renewable energy, Shihlin Electric has achieved success in solar/wind power generation and storage in the domestic market. It also aims to become the best EPC company in Taiwan. Looking to the future, Shihlin Electric will respond to Taiwan's industrial upgrading with our motto "Changes for the Better. Create the Future" in mind, marching toward the world market and contributing to the sustainable future of Taiwan.

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