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Moister-Proof 2.7V/3.0V 100f 300f 500f Farad Supercapacitor
US$1.10-8.80
1,000 Pieces
Product profile
Customization
AvailableType
SupercapacitorApplication
General Purpose, Power, Lighting, Air Conditioner, High Voltage, AutomobileModel NO.
BRP/BUPPackaging Type
Through HoleCapacitance
120f/220f/270f/330f/400f/500f/700fStructure
Fixed CapacitorManufacturing Material
ElectrolyticElectrolyte
Organic MediumUsage
Backup PowerTuning
Super CapacitorFilter
Super CapacitorModel No
Brp/BupTypes
Winding TypesRated Voltage
2.7V/3.0VRated Capacitance
120f/220f/270f/330f/400f/500f/700fTemperature Range
-40℃ to +70℃Delivery Days
15 to 30 DaysMounting Type
LaminatedMax. Tolerance of Capacitance
-10%~+30%Cycle Life
500000timesColor
BlackTransport Package
Packing CasesSpecification
BRP/BUPTrademark
BIGCAPOrigin
ChinaHS Code
8532229000Production Capacity
2000000/MonthKey features
Wide Capacitance Range: Available in 0.1F to 150F options including 120f, 220f, 300f, 500f, and 700f.
Long Cycle Life: Superior durability with up to 500,000 charge-discharge cycles.
RoHS Compliant: Free from hazardous pollutants such as Cadmium (Cd) and Lead (Pb).
Ultra-Low Internal Resistance: Optimized for medium to high power discharge applications.
Multiple Voltage Options: Rated voltages available at 2.7V and 3.0V.
OEM/ODM Services: Customization available for model numbers, winding types, and dimensions.
Diverse Applications: Suitable for power electronics, new energy, security, and consumer electronics.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-01-01 CertifiedNearest Port: Dalian PortAverage Response Time: >24h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryLiaoning Brother Electronics Technology is a China-based limited-company manufacturer established in 2013, with 200 employees and a factory in Liaoning. It produces coin-type and cylindrical supercapacitors, reports more than 10 production lines, and provides stated output quantities for both product categories. The supplier holds or reports ISO14001 certification and describes ISO9001, ISO14001, Six Sigma, RoHS compliance, automated production, and high-precision facilities. It has four R&D engineers, management experience in supercapacitor production and R&D, export capability since 2015, and 31%–40% export sales. Evidence supports established manufacturing and international selling capability. However, the provided information does not sufficiently verify after-sales execution, financial credibility, customization services, or named customer cases.
Supplier typeThe supplier is identified as a limited company, factory, and manufacturer of Bigcap® supercapacitors. Its stated location is Chaoyang, Liaoning, China, and its product scope includes coin-type and cylindrical supercapacitors.
CertificationsThe supplier reports an ISO14001:2015 certificate and describes ISO9001:2008, ISO14001:2004, Six Sigma management, and RoHS compliance. The current certification record explicitly supplied is ISO14001:2015; the other claims are described but not supported by current certificate details.
R&D capabilityThe supplier reports four R&D engineers, 12 years of management experience in supercapacitor production and R&D, and research experience in manufacturing supercapacitors. Its described high-automation and high-precision facilities support technical capability, although no patents, new-product records, or R&D investment data are provided.
Production capacityThe supplier operates more than 10 production lines and reports output quantities of 10,000,000 coin-type supercapacitors and 20,000,000 cylindrical supercapacitors. It identifies itself as a manufacturer and describes highly automated, high-precision facilities, providing explicit evidence of substantial production capability.
Product Q&A
Q:Do you provide after-sales service overseas?
A:
Yes, we have partnered service centers in key regions.
Q:Can I request a customized bucket size?
A:
Absolutely! We offer tailored attachments.
Q:What documents do you provide for export?
A:
Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).
Q:How do I place an order?
A:
Contact us via email/phone for a quote, then confirm with a PO.
Send Inquiry
*To:
Liaoning Brother Electronics Technology
Liaoning Brother Electronics Technology*Content:
Supplier replies will be sent to your registered email
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