NOARK Miniature Circuit Breakers
NOARK offers a comprehensive range of Miniature Circuit Breakers designed for various applications, providing reliable overcurrent and short-circuit protection for electrical installations.
Product Series
B1N Series
564 productsB1N series Miniature Circuit Breakers (MCB) - UL 489 compliant with multiple pole configurations and trip curve options.
Key Features:
- Multiple pole configurations (1P, 2P, 3P)
- B, C, and D trip curves
- 10kA interrupting rating
- Box lug and ring tongue connections
B1H Series
291 productsB1H series Miniature Circuit Breakers (MCB) - UL 489 compliant with multiple pole configurations and trip curve options.
Key Features:
- Multiple pole configurations (1P, 2P, 3P)
- B, C, and D trip curves
- 10kA interrupting rating (480Y/277Vac)
- Box lug and ring tongue connections
B1D Series
97 productsB1D series DC Miniature Circuit Breakers (MCB) - UL 489 compliant designed specifically for solar and battery applications.
Key Features:
- DC circuit protection for solar/battery applications
- Multiple pole configurations (1P, 2P)
- C and D trip curves
- 10kA interrupting rating (125Vdc/250Vdc)
- Box lug and ring tongue connections
B1E Series
225 productsB1E series Miniature Circuit Breakers (MCB) - UL 489 compliant high-current breakers for large commercial and industrial applications.
Key Features:
- High current ratings up to 125A
- Multiple pole configurations (1P, 2P, 3P, 4P)
- B, C, and D trip curves
- 5kA at 480Y/277Vac and 10kA at 240Vac
- Box lug connections for secure wiring
Ex9BN Series
Ex9BN series Miniature Circuit Breakers (MCB) - IEC 60898 compliant with multiple pole configurations and trip curve options.
Key Features:
- Multiple pole configurations (1P, 2P, 3P)
- B, C, and D trip curves
- 6kA interrupting rating
- DIN rail mounting
Ex9BP Series
4 productsEx9BP series Miniature Circuit Breakers (MCB) - UL 1077 compliant DC circuit breakers for high voltage applications.
Key Features:
- 2-pole and 4-pole configurations
- C-curve trip characteristics
- 6kA interrupting rating (300Vdc/600Vdc)
- DIN rail mounting (35mm width)
B1NQ Series
186 productsB1NQ series Miniature Circuit Breakers (MCB) - UL 489 compliant with 1-pole and 2-pole configurations and various trip curves.
Key Features:
- 1-pole and 2-pole configurations
- B, C, and D trip curves
- 10kA interrupting rating (120Vac/240Vac)
- Box lug and quick plug-in connections (T models)
- DIN rail mounting (35mm width)
About NOARK Miniature Circuit Breakers
NOARK Miniature Circuit Breakers (MCBs) provide essential protection for electrical circuits against overloads and short circuits. Available in various configurations, these breakers are designed to meet different application requirements across residential, commercial, and industrial environments.
Applications
- Residential: Protection for lighting circuits, power outlets, and home appliances
- Commercial: Office buildings, retail spaces, and small businesses
- Industrial: Factory automation, control panels, and machine protection
- Renewable Energy: Solar power systems and battery storage applications (B1D Series)
- Heavy Commercial: Large equipment, industrial machinery, and high-current loads (B1E Series)
Key Benefits
- Reliable Protection: Consistent tripping characteristics for dependable circuit protection
- Multiple Options: Various current ratings, trip curves, and pole configurations
- Standards Compliance: Meets UL 489 and international safety standards
- Easy Installation: DIN rail mounting for simple setup and replacement
- Durable Construction: Designed for long service life in demanding environments
- Application Specific: Specialized series for AC, DC, and high current applications
Need Assistance?
Our product specialists can help you select the right NOARK circuit protection solution for your specific requirements.