Digital Batteries

Digital Batteries for energy storage projects, with OEM/ODM customization, controlled production, and stable bulk supply for distributors and integrators.

MR90Y Li-ion Rechargeable Laptop Battery for 3421 3437 5421 5437 3521 MR90Y 5537 3541 3542 5521

$10.80-12.80 /pieces

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

MOQ 2 pieces
Model NO. SC-19268
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

compatible brandFor DellrechargeableRECHARGABLE
useLAPTOPTypeLi-ion, Rechargeable Batteries
colorBlackproducts statusStock

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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MR90Y Li-ion Rechargeable Laptop Battery for 3421 3437 5421 5437 3521 MR90Y 5537 3541 3542 5521

SKU: SC-19268

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