Powered by Made-in-China.com

Adjustable Type Moulded Case Circuit Breaker with MCCB Knm3
US$13.50-31.80
100 Pieces
Sample price:US$15.00/piece.Request sample
Product profile
Customization
AvailableBreaking Capacity
Low Voltage Circuit BreakersOperation
Electric TypeModel NO.
KNM3Speed
High-Speed Circuit BreakerArc-extinguishing Medium
AirInstallation
FixedStructure
Moulded Case Circuit BreakerPoles Number
3p 4pType
Circuit BreakerFunction
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent ProtectionCertification
ISO9001-2000, CE, CBRated Working Current
16A to 1600AProduction Standard
IEC60947-2;GB14048.2Rated Working Voltage
690V and BelowTransport Package
CartonSpecification
3P, 4PTrademark
KORLENOrigin
Wenzhou; Zhejiang; ChinaHS Code
8536200000Production Capacity
500000PCS/YearKey features
Wide Current Range: Rated working current spans from 6A to 630A for versatile applications.
High Breaking Capacity: Ultimate short-circuit breaking capacity up to 85kA at 220/240V.
Dual Installation Options: Can be installed vertically or horizontally for flexible deployment.
Comprehensive Protection: Provides overload and short-circuit protection for motors and lines.
International Certifications: Certified under ISO9001-2000, CE, CB, SEMKO, NF, SIRIM, SNI, and more.
Standard Compliance: Fully complies with IEC60947-2 and GB14048.2 standards.
Long Mechanical Life: Mechanical life reaches up to 50,000 operations for high durability.
Versatile Voltage Support: Rated insulation voltage up to 800V, suitable for AC 50Hz networks.
Company profile
Business Type: Manufacturer/Factory, OtherExport Year: 2015-03-11Average Response Time: ≤9.58h
AI-Powered supplier vetting
SummaryKorlen Electric Appliances demonstrates established manufacturing and customization capabilities, operating 9 production lines and offering automated and semi-automated assembly and welding resources. It holds multiple management-system certifications, including ISO 9001, ISO 14001, and ISO 45001-related certification, as well as CCC and BSCI certifications. The supplier reports documented procedures for service capability, corrective actions, complaint handling, quality assurance, and raw-material traceability. It offers OEM and ODM services, flexible design customization, SDK availability, and has received one national science and technology progress award. However, it reports no overseas warehouse, showroom, agent, or branch, serves zero overseas countries according to the provided data, and had no new products in the past year. Customer evidence includes OEM service for popular brands and an 80%–100% repeat-buyer preference, but no Fortune 500 collaboration.
CertificationsKorlen reports ISO 9000/9001, ISO 14000/14001, OHSAS/OHSMS 18001, ISO 45001:2018, CCC, and BSCI certifications or capabilities. This provides explicit evidence of broad management-system, product-compliance, and social-responsibility certification coverage.
After-Sales capabilityThe supplier has written and followed procedures for service capability, corrective and preventive actions, and customer complaints, and reports quality assurance and raw-material traceability. However, it has no overseas warehouse, showroom, agent, or branch, so its documented service processes are stronger than its overseas physical-service coverage.
R&D capabilityThe supplier offers ODM, flexible customization, SDK availability, and reports one national science and technology progress award. Conversely, it states that no new products were developed in the past year and has only 2 R&D engineers, so the evidence supports some technical capability but not consistently strong recent innovation output.
Production capacityKorlen operates 9 production lines and lists fully automated and semi-automatic assembly and welding lines, laboratory equipment, cycle testing, environmental testing, and X-ray fluorescence analysis. It also reports lead times within 15 workdays in both peak and off-season, supporting a positive assessment of production infrastructure and stated delivery capacity.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization through both design and R&D services. This is direct evidence of broad customization capability.
Client casesThe supplier reports participation in the MATELEC offline trade show, OEM service for popular brands, and an 80%–100% preference among repeat buyers. It has not collaborated with Fortune 500 companies, and the provided data does not identify specific customer names or detailed project cases.
Product Q&A
Q:What is the rated working voltage range?
A:
The circuit breaker supports a rated working voltage of 690V and below.
Q:What types of protection does this breaker offer?
A:
It offers conventional circuit breaker functions, failure protection, and overcurrent protection.
Q:Can this breaker be installed in different orientations?
A:
Yes, this product can be installed both vertically and horizontally.
Q:What is the maximum short-circuit breaking capacity?
A:
The ultimate short-circuit breaking capacity reaches up to 85kA at 220/240V.
Q:Does the product meet international safety standards?
A:
Yes, it complies with IEC60947-2 and GB14048.2 and holds CE, CB, and ISO certifications.
Send Inquiry
*To:
GAONENGGELE ELECTRICAL SHARES CO.,LTD.
GAONENGGELE ELECTRICAL SHARES CO.,LTD.*Content:
Supplier replies will be sent to your registered email
You may also like
Beny DC MCCB Molded Case Circuit Breaker 200A 225A 250A 2p 1000V for Solar System with 5 Years Warranty
US$105.00-130.00
3 Pieces(MOQ)
Cbrm5ekd Electronic Adjustable Circuit Breaker with LCD Display Intelligent MCCB
US$100.00
1 Piece(MOQ)
M1-100L/4300 4 Pole 100A MCCB Moulded Case Circuit Breaker
Negotiable
1 Piece(MOQ)
Compact Moulded Case Circuit Breaker MCCB 100A 630A for LV Distribution
US$10.00-100.00
1 Piece(MOQ)
Compact 4 Pole MCCB Nsx250n 250A Molded Case Circuit Breaker with Trip Coil Adjustable Protection
US$36.36-40.16
8 Pieces(MOQ)
CE Approved PV Power System MCCB 100A Yom1-125L/2300 Moulded Case Circuit Breaker
US$3.00-45.00
5 Pieces(MOQ)
New Upgraded 125A-630A 3-Poles Thermal Electromagnetic Type AC Moulded Case Circuit Breaker
US$3.00-45.00
5 Pieces(MOQ)
High Quality MCCB Yom1-125L Moulded Case Circuit Breaker for Solar Systems
US$3.00-45.00
5 Pieces(MOQ)
MCCB Moulded Case Circuit Breaker Cjm1e-250m/3300
US$20.00
100 Pieces(MOQ)
Good Quality Cheaper 250A PV MCCB DC Moulded Case Circuit Breaker
US$23.00-25.00
1 Piece(MOQ)
Jm1 Black Color Moulded Case Circuit Breaker with CE Approval
US$9.20
120 Pieces(MOQ)
Cbrm5K Series MCCB Moulded Case Circuit Breaker 63A-630A 400V
US$100.00
1 Piece(MOQ)
M1-400L/3300 Circuit Breakers Electrical MCCB 400 AMP Moulded Case Circuit Breaker
Negotiable
1 Piece(MOQ)
High Breaking Capacity Magnetic Moulded Case MCCB Circuit Breaker Ahw18 (4)
US$1.00-25.00
1 Piece(MOQ)
High-Quality Cjm1e 1000V 250A 3p Electronic Type MCCB Moulded Case Circuit Breaker
US$20.00
100 Pieces(MOQ)
63A Moulded Case Circuit Breaker with Digital Meter
US$18.62-279.65
1 Piece(MOQ)
3 Pole 4pole 630A Moulded Case Circuit Breaker MCCB for Electrical Applications
US$65.00
10 Pieces(MOQ)



















