Wenzhou Kangyu Electrical Co.,LTD

Kangyu Electrical has 18 years of experience in low-voltage electric production

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AC Miniature Circuit Breaker Supplier

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Company profile

Founded in 2002, Wenzhou Kangyu Electric Co., Ltd. is a professional manufacturer of combination box and photovoltaic module products, such as array monitors, surge protectors and other special contactors, AC / DC magnetic contactors, DC circuit breakers. And molded case circuit breakers, etc. Xinguang Industrial Zone, Liushi Town, Wenzhou City, with convenient transportation.

The company covers an area of 80,000 square meters and has advanced injection molding machines, automatic presses, monitoring stations and other facilities. Our annual production capacity is 100,000 combined boxes and 2,000,000 contactors. With export licenses, our products are exported to the US, Australia, Europe, South America and Southeast Asia. Our products are widely acclaimed at home and abroad. Our company has won ISO9001, UL, CB, KEMA, SEMKO, TUV, INMETRO, CE, CCC, Rohs and PICC. Strict quality control is performed for every process from material procurement, processing and testing to packaging. Our aim is "quality first; improve technology; look forward to the future". We warmly welcome customers at home and abroad to establish cooperation with us for a better future.





Product Description

AC MCB Circuit Breaker L7 

AC Miniature Circuit Breaker Supplier_AC Miniature Circuit Breaker

KAYAL L7  AC MCB Circuit Breaker is applicable to electric circuits with rated voltage 230/400V AC, frequency 50/60Hz and rated current up to 125Amp. The product provides protection against voerload and short circuit to electric circuits and equipments in household and commercial installation. MCB is also used as non-frequent changeover of electric circuits.


1. Protection against both overload and short circuit

2. High short-circuit capacity

3. Contact position indication

4. Applicable to terminal and pin/fork type busbar connection

5. Easy mounting onto 35mm DIN rail

Technical Parameter

Pole No: 1,2,3,4
Rated voltage: AC 230/400V
Rated current(A): 1,2,3,4,6,10,13,16,20,25,32,40,50,63
Tripping curve: B,C,D
Rated short-circuit capacity(lcn): 6KA,10KA
Rated frequency: 50/60Hz
Energy limiting class: 3
Rated impulse withstand voltage: 6.2kV
Electro-mechanical endurance: ≥ 6000
Contact position indication  
Connection terminal: Screw terminal / Pillar terminal with calmp
Connection capacity: Rigid conductor up to 25mm²
Fastening torque: 2.0Nm
Installation: On symmetrical DIN rail 35mm / Panel mounting



AC Miniature Circuit Breaker Supplier_DC MCB C65

Product Description

1.C65 DC miniature circuit breaker is mainly used for protection against overload and short circuit under the AC 50Hz/60Hz, reted voltage 230V/400V and rated current from 1A to 63A. It also can be used for non-frequent on-and-off switch operation under normal circumstance.

2.In complicance with IEC/EN60898-1

3.With indicator function in the contact position.Bilateral busbar wiring capabilities to adapt to the wider use of premises.Maximum connecting ability of 25mm2, wiring torque 3N*m, applicable to a variety of installing equipments, wiring stronger

Protection calss: IP20

4.Breaking Capacity: 10000A

Technical Parameter

DC MCB Parameters:  
Item C65 DC MCB 
Pole 1P,2P,3P,4P
Rated Current In 1A,3A,6A,10A,16A,20A,32A,40,50A,63A
Rated Operating Voltage DC12V-DC1200V
Standard IEC/EN60947
Breaking Capacity 10KA
Characteristic Curve B,C,D
Working Temperature -5℃ to +40℃
Protection Degree IP20
Installation 35MM DIN RAIL
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