CR2032 3V Lithium Coin Cell Battery | MINYU Energy-明煜电池

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CR2032 Specifications

Specification	Details
Model	CR2032
Battery Type	Lithium Manganese Dioxide Coin Cell
Nominal Voltage	3V
Nominal Capacity	225mAh*
Diameter	20.0mm
Thickness	3.2mm
Standard Continuous Drain	0.2mA*
Approx. Weight	2.8g*
Rechargeable	No
Application	Devices designed for CR2032 batteries

MINYU Energy brings 15 years of lithium battery manufacturing experience to customers looking for a dependable supply partner. We support buyers across product development, distribution and replacement battery channels, helping them discuss the specifications and packaging relevant to each order. Our work covers coin cells as well as other lithium battery products, so customers can share broader sourcing needs with one experienced team.

The CR2032 is a 3V lithium coin cell intended for equipment designed around this model. Its round, low-profile form helps power compact electronics where space is limited. Depending on the device, CR2032 cells may be used in watches, remote key fobs, calculators, small measuring instruments, memory backup systems and other electronic products. The correct battery must always match the model specified by the device maker. Please check the user manual and polarity markings before installation. CR2032 and CR2025 cells are different sizes and should not be treated as interchangeable unless the equipment manufacturer confirms it.

For businesses, choosing a cell is only one part of sourcing. Order quantity, retail or bulk packaging, destination market and sample evaluation can all affect the purchasing plan. MINYU Energy welcomes inquiries from importers, wholesalers, electronics brands and manufacturers. Share the target application and order requirements so our team can review the request and confirm which details need to be finalized before production or shipment.

We value clear product communication and practical coordination. Buyers can request available specifications, packaging information and sample arrangements before committing to an order. If you are comparing battery models for an existing device or planning a new product, provide the required voltage, cell model and space limitations. This information helps narrow the discussion and reduces confusion between similar-looking coin cells. Contact MINYU Energy to discuss CR2032 supply, product presentation and a purchasing plan suited to your business.

Q1. Are you a battery manufacturer or a trading company?

A:We are a lithium battery manufacturer with production bases in Dongguan, Guangdong, and Baise, Guangxi, China. Our battery manufacturing operations began in 2013. We integrate battery research and development, production, sales and technical support to serve customers seeking direct factory supply and customized battery solutions.
Q2. What types of batteries do you supply?

A:Our product range includes rechargeable lithium polymer batteries, cylindrical cells such as 18650 and 21700, customized battery packs, portable power stations and residential energy storage batteries. We develop solutions for consumer electronics, wearable devices, smart home products, medical equipment, drones, robots and other applications.
Q3. Do you offer OEM/ODM battery customization?

A:Yes. We provide customized battery development based on your device requirements, including capacity, dimensions, voltage and series-parallel configuration. Our team evaluates the application, electrical requirements and installation space to propose a suitable solution. The final design and specifications are confirmed for each project.
Q4. What information should I provide to select a suitable battery?

A:Please share your device application, operating voltage, continuous and peak current, target capacity or runtime, and available battery space. Connector details, protection requirements, operating temperatures and expected order quantity are also helpful. These details allow our technical team to evaluate compatibility and recommend a suitable battery configuration.
Q5. How do you control battery quality?

A:We combine controlled production conditions, automated manufacturing and in-process inspection with reliability testing. Our inspection capabilities include coating thickness measurement, electrode burr inspection, cell moisture measurement, automated open-circuit voltage testing and CCD inspection during winding. Testing requirements are determined according to the battery design and application.
Q6. Can you develop batteries with special performance requirements?

A:Yes. Our development capabilities include fast-charging, extended-cycle-life, semi-solid-state and high- or low-temperature battery solutions. These features are available for selected designs and are not standard across every model. Please provide your performance targets so our team can evaluate feasibility and confirm the relevant specifications and test conditions.
Q7. How can I arrange samples, and what are your MOQ and lead time?

A:Please send the required battery model or specifications, sample quantity and expected production volume. Our sales team will confirm sample availability, minimum order quantity and the delivery schedule for your project. Custom development and testing requirements should be reviewed before the production timeline is finalized.
Q8. What technical and after-sales support do you provide?

A:We provide coordinated support from product, commercial and technical specialists, covering battery selection, project communication and after-sales enquiries. If an issue occurs, please share the battery model, order details, operating conditions and relevant photos or test data so our team can review the issue and advise on the next steps.