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Premium 400AMP 3-Phase Molded Case Circuit Breaker for Safety
US$20.00
10 Pieces
Product profile
Customization
AvailableBreaking Capacity
Low Voltage Circuit BreakersOperation
Electric TypeModel NO.
BK MCCB-400ASpeed
High-Speed Circuit BreakerArc-extinguishing Medium
AirInstallation
FixedStructure
MCCBPoles Number
4Type
Circuit BreakerFunction
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCBCertification
ISO9001-2000, CCCCustomizable
ODM/OEMInstantaneous Tripping
5-10inTripping Curve
Type B/C/DRated Voltage
400V/690VTransport Package
Wooden Box PackagingSpecification
120*120*180mmTrademark
BOKOrigin
ChinaHS Code
8536200000Production Capacity
10000pieces/YearKey features
High Breaking Capacity: Up to 150kA with arc extinguishing within 0.02s for maximum circuit safety.
Wide Current Range: Rated current from 16A to 1600A covering branch and main circuit protection.
Smart Interconnectivity: Optional Modbus/Profibus modules enable remote monitoring and fault warnings.
Compact & Protected: UL 94 V-0 flame-retardant housing with IP20/IP40 protection against dust and moisture.
Full Customization: ODM/OEM support with customizable instantaneous tripping, tripping curves, and voltage.
Standard Compliance: Complies with IEC 60947-2 and GB/T 14048.2 international safety standards.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤24h
AI-Powered supplier vetting
SummaryBokong Electric Co., Ltd. is a China-based limited company established in 2011 and located in Yueqing, Zhejiang. It is described as a technology-based enterprise engaged in the research, production, sales, and service of power transmission and transformation equipment rated at 35KV and below. Its offerings include transformer substations, switchgear, ring main units, and distribution cabinets. The supplier reports ISO9001:2015 and ISO14001:2015 certifications and 14 years of combined R&D engineer experience. Its products are stated to be used by domestic power companies, power stations, petroleum and chemical enterprises, factories, mining businesses, and real estate projects. An SGS audit record is provided with validity from July 10, 2025 to July 9, 2026, but the audit result is not interpretable from the coded value supplied. Outsourcing, inventory, overseas services, OEM/ODM, SDK, quality assurance, traceability, and related capabilities remain unknown. No financial data is included in this assessment.
Supplier typeThe supplier is identified as a limited company and a trade company in the manufacturing industry. Its stated operations include R&D, production, sales, and service of power transmission and transformation equipment rated at 35KV and below, indicating a combined trading and industrial-business profile.
CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certificates. An SGS audit record is also listed as valid from July 10, 2025 to July 9, 2026, although the supplied coded audit result cannot be interpreted as pass or fail.
After-Sales capabilityThe supplier explicitly claims comprehensive after-sales service and says its products have received unanimous praise from users. However, no specific service process, response standard, service coverage, or overseas support capability is provided.
R&D capabilityThe supplier describes itself as technology-based, engaged in R&D, and continuously increasing technology investment. It also reports 14 years of combined R&D engineer experience, but specific new-product results, patents, or technical performance evidence are not provided.
Production capacityThe supplier states that it conducts production of power transmission and transformation equipment up to 35KV, and its primary products include substations, switchgear, ring main units, and distribution cabinets. Outsourcing procedures, manufacturing contracts, inventory capacity, and related operational capabilities are marked unknown, so production scale and fulfillment capacity cannot be fully evaluated.
Client casesThe supplier states that its products are used by domestic power companies, power stations, petroleum and chemical enterprises, factories, mining businesses, and real estate projects. These are described as industry applications, but named customers, project details, and verifiable case documentation are not provided.
Product Q&A
Q:What is the maximum breaking capacity?
A:
Standard models offer up to 50kA at 400V AC, while high-performance types can reach up to 150kA.
Q:What protection functions are available?
A:
The MCCB provides overload, short circuit, ground fault, overvoltage (OVP), and failure protection.
Q:Can the product be customized?
A:
Yes, we offer ODM/OEM services with customizable instantaneous tripping (5-10in), tripping curves, and rated voltage.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 set.
Q:What are the payment terms?
A:
We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as payment methods.
Send Inquiry
*To:
Bokong Electric Co., Ltd.
Bokong Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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