Tel: +86 18029163505
WhatsApp: +86 18029163505 
Email: sales@miyoenergy.com
3.7 V Li-ion Battery 30~500mAh
Explore 3.7V Li-ion batteries ranging from 30mAh to 500mAh, ideal for lightweight devices like fitness trackers, medical equipment, and wireless sensors. With high energy density and reliable performance, these batteries deliver precision and longevity.
502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery
  • 502248 3.7V 500mAh Rechargeable Lithium Polymer Battery

502248 3.7V 500mAh Rechargeable Lithium Polymer Battery

  • Model: 502248
  • SKU: YXE502248
The 502248 3.7V 500mAh lithium polymer battery is a compact rechargeable pouch cell designed for electronic products requiring a reliable 3.7V power source. Mingyu supports battery selection, OEM/ODM customization and technical evaluation for different device requirements. Contact us for detailed specifications, sample inquiries and wholesale purchasing solutions.
  • Functions reliably even at -40℃, ideal for harsh environments.
  • A stable 3.7 V output ensures consistent power delivery for various electronics.
  • Extended cycle life maximizes usage, ensuring cost efficiency.
  • Built-in protections against overcharging, over-discharging, and short circuits for secure performance.
  • Tailored for diverse device needs with customizable capacities and sizes.

Key Product Features

500mAh Rechargeable Battery Capacity

The rated 500mAh capacity provides a practical starting point for evaluating power requirements in compatible portable electronic products. Actual runtime depends on operating current, usage patterns and environmental conditions.

Compact Pouch Cell Configuration

The 502248 battery uses a compact pouch-cell format. Product engineers should verify the actual dimensions, thickness tolerances and installation clearance against the device's battery compartment.

Battery Selection and Technical Support

Mingyu assists customers with reviewing voltage, capacity, charging requirements and electrical performance before battery integration. Technical specifications should be confirmed through product documentation and sample testing.

OEM/ODM Battery Customization

For qualified projects, Mingyu can evaluate customized battery solutions covering capacity requirements, connector types, lead wire configurations and protection circuit options.


Environmentally Friendly

Technical Specifications

ParameterSpecification
Battery Model502248
Product TypeLithium Polymer Pouch Cell
Nominal Voltage3.7V
Rated Capacity500mAh
Nominal Energy1.85Wh
Battery StructureRechargeable Pouch Cell
DimensionsConfirm with technical drawing
Charging VoltageRefer to approved datasheet
Standard Charging CurrentRefer to approved datasheet
Maximum Discharge CurrentRefer to approved datasheet
Operating TemperatureRefer to approved datasheet
Cycle LifeSubject to verified testing conditions
Protection CircuitConfiguration dependent
OEM/ODMSubject to engineering evaluation


Portable Electronic Accessories

The 502248 500mAh battery may be considered for compatible portable electronic accessories that require a rechargeable 3.7V power supply and suitable operating current.

Compact Wireless Devices

Wireless accessories and connected electronic modules require careful battery selection based on standby consumption, peak power requirements and charging specifications.

Electronic Learning Equipment

Portable learning tools, including compatible scanning and reading accessories, may use rechargeable lithium pouch cells. Battery suitability depends on the device's electrical and mechanical requirements.

Small IoT and Sensor Equipment

Low-power sensing devices may require rechargeable battery solutions with compact dimensions. The 502248 model can be evaluated according to voltage compatibility, power consumption and expected runtime.


OEM/ODM Battery Solutions for Manufacturers

Mingyu supports battery sourcing and development projects for electronics manufacturers, distributors and product engineering teams.

Customers can submit the following information for battery evaluation:

  • Device application and intended operating conditions

  • Required voltage and battery capacity

  • Continuous and peak discharge current

  • Available battery compartment dimensions

  • Connector and protection circuit requirements

  • Charging requirements

  • Estimated order quantity

  • Destination country and documentation needs

Final product configurations, samples and technical specifications should be confirmed before mass production.

Battery Quality and Technical Documentation

Mingyu provides manufacturing and technical support for rechargeable lithium battery projects.

Available product documentation, inspection requirements and applicable compliance reports can be discussed according to the battery model and customer requirements.

For international orders, customers should confirm whether the supplied battery configuration meets the relevant shipping, safety and market compliance requirements.

Request a Quote for the 502248 500mAh Battery

Looking for a 502248 3.7V 500mAh lithium polymer battery for your electronic product?

Contact Mingyu Energy with your required quantity, device specifications, battery configuration and destination market. Our team can help review the project and discuss sample availability, technical requirements and bulk-order quotations.


  • Q1. Are you a battery manufacturer or a trading company?
  • Q2. What types of batteries do you supply?
  • Q3. Do you offer OEM/ODM battery customization?
  • Q4. What information should I provide to select a suitable battery?
  • Q5. How do you control battery quality?
  • Q6. Can you develop batteries with special performance requirements?
  • Q7. How can I arrange samples, and what are your MOQ and lead time?
  • Q8. What technical and after-sales support do you provide?
Share the page to
High Energy Density
It stores large amounts of energy in a smaller and lighter package
Longer Cycle Life
Withstands extensive charge and discharge cycles
Low Self-Discharge
Maintains power longer when not in use
Safety
Minimizes the risk of accidents and ensures safe operation
Related Products
View More Batteries
Related Articles
Are you a battery manufacturer or a trading company?
WearealithiumbatterymanufacturerwithproductionbasesinDongguan,Guangdong,andBaise,Guangxi,China.Ourbatterymanufacturingoperationsbeganin2013.Weintegratebatteryresearchanddevelopment,production,salesand……
Mingyu + 2026-10-26
What types of batteries do you supply?
Ourproductrangeincludesrechargeablelithiumpolymerbatteries,cylindricalcellssuchas18650and21700,customizedbatterypacks,portablepowerstationsandresidentialenergystoragebatteries.Wedevelopsolutionsforcon……
Mingyu + 2026-10-26
Do you offer OEM/ODM battery customization?
Yes.Weprovidecustomizedbatterydevelopmentbasedonyourdevicerequirements,includingcapacity,dimensions,voltageandseries-parallelconfiguration.Ourteamevaluatestheapplication,electricalrequirementsandinsta……
Mingyu + 2026-10-26
What information should I provide to select a suitable battery?
Pleaseshareyourdeviceapplication,operatingvoltage,continuousandpeakcurrent,targetcapacityorruntime,andavailablebatteryspace.Connectordetails,protectionrequirements,operatingtemperaturesandexpectedorde……
Mingyu + 2026-10-26
Get a Free Quote Now!
Your Trusted Partner for Advanced Battery Solutions!
Please fill out the form with your contact details or give us a call, and we will get back to you within 24 hours.
Contact Us
  • WhatsApp/Skype
    +86 18029163505
  • Hotline
    +86 18029163505
  • Email
    sales@miyoenergy.com
Follow Us
Copyright © 2026 Mingyu Battery. All rights reserved.