Super Capacitors Double Layer

Super Capacitors Double Layer manufactured for energy storage, with OEM/ODM customization, quality control, and supply for distributors.

4.2V 21000F Super Capacitor for Electric Buses

$20-30 /pieces

Price varies depending on material, logo, quantity and customization requirements.

MOQ 2 pieces
Model NO. SC-28405
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

Cycle Life20000cyclesCathode MaterialsLiCoO2
Max Load Quantity(cells)8Operating Temperature(℃)-20 -65
Weight221gBattery typesuper capacitor battery
Capacity75whVoltage4.2v
Cycle life20000 timesTypeStorage Battery
KeywordsLong Life CyclesSize221*128*72mm
Usageenergy storageShapePouch

We are China Loong Energy Storage Co., Ltd., a professional manufacturer and supplier specializing in Energy Storage. We have brought together and coordinated resources across the Energy Storage supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 China Loong Energy Storage Co., Ltd. All rights reserved.
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4.2V 21000F Super Capacitor for Electric Buses

SKU: SC-28405

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