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Xain-USA

3.7V 4400mAh JST-MTA 100

$17.99
Shipping calculated at checkout.

Double check the connector and polarity are identical to your old battery. Not sure? Contact Us!


Care information

To ensure the longevity and safety of your lithium-ion (Li-ion) batteries, follow these care instructions:

  • Avoid Extreme Temperatures
  • Partial Charge is Better
  • Avoid Overcharging
  • Minimize Exposure to High Discharge Rates
  • Store Properly When Unused
  • Use Proper Chargers and Cables
  • Keep Battery Contacts Clean

Delivery and Shipping

We ship our products using USPS Ground Advantage 2-5 Delivery. Please note that USPS may experience delays in its network.

Refer to your receipt email for the tracking code to view updates.

Experience the Xain-USA difference

Enjoy free shipping and 30-day return window on our high-quality batteries

Description

Premium Power, Safety, and Reliability for Your Devices.

Key Features

  • High Capacity & Voltage: With a total capacity of 4400mAh and a voltage of 3.7V, this lithium-ion battery pack offers impressive power for a range of applications.
  • Configuration: Features a 1S2P (2 x ICR-18650 cells in parallel) design for enhanced capacity and performance.
  • Connector: Includes an MTA-100 plug, compatible with Molex 2510 2-pin for easy integration into your projects.
  • Battery Management System (BMS): Integrated BMS protects the battery pack from overcharging, over-discharging, temperature fluctuations, overcurrent, and short circuits.

Technical Specifications

  • Model: Xain-3.7V4.4-MTA-100
  • Capacity: 4400mAh
  • Voltage: 3.7V
  • Configuration: 1S2P (2 x ICR-18650 cells in parallel)
  • Connector: MTA-100, compatible with Molex 2510 2-pin
  • Charging Current: Standard 2200mAh – Max 4400mAh
  • Discharge Current: Standard 880mAh – Max 4400mAh
  • Size: 67 x 37 x 19mm (2.6” x 1.5” x 0.8”)
  • Weight: 100g (3.3oz)

Why Choose Xain-USA 4400mAh Li-ion Battery Pack?
Designed for DIY projects and a wide variety of electronic applications, this battery pack is built to deliver long-lasting, stable power with excellent protection features. Whether you're working on solar lights, remote controls, or other portable devices, this pack offers the reliability and performance you need.

Key Benefits

  • High Energy Density: Advanced assembly technology provides an impressive energy density of 162 Wh/kg, giving you more power with less weight.
  • No Memory Effect: Unlike older battery technologies, Li-ion batteries retain their total capacity over time, allowing you to charge and discharge freely without worrying about performance degradation.
  • Low Self-Discharge: Ideal for standby applications, this battery has minimal self-discharge (less than 0.08mV/h) and retains over 85% of its capacity after a year of storage. For optimal performance, it's recommended to charge and discharge the battery once every six months.
  • Enhanced Safety with Built-in Protection: The integrated Battery Management System (BMS) includes a PCB and protective circuitry to prevent overcharging, over-discharging, temperature fluctuations, overcurrent, and short circuits, ensuring the battery’s safe operation.

Why It’s Perfect For:

  • DIY projects
  • Electronics & gadgets
  • Outdoor lighting
  • Remote controls
  • Power tools & more

Quality Assurance

  • Certified Suppliers: Our battery packs are sourced from certified manufacturers who meet strict quality standards.
  • Rigorous Testing: Each battery undergoes comprehensive quality control to ensure reliability and high performance.
  • Safety Standards: The battery adheres to CE, RoHS, UL, IEC62133, and UN38.3 certifications, ensuring safety and compliance for various applications.

Safe Handling Instructions

  • Store Properly: Avoid storing Li-ion batteries in excessively hot or cold environments.
  • Keep Away From Children: Always handle and store batteries safely to avoid accidents.

Satisfaction Guaranteed

  • 30-Day Return Policy: If you're not fully satisfied with your purchase, you can return the product within 30 days for a full refund.
  • 1-Year Warranty: This battery is backed by a 1-year warranty against manufacturing defects.
  • Customer Support: Our expert support team is available to help you with any questions. Contact us at service@xain-usa.com and we’ll get back to you within 24 hours.

Payment & Security

Payment methods

  • Amazon
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  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Battery specification guide

Need help figuring out what the right type of battery fits your needs? We've made a quick guide to explain the differences between our most popular models.

A table comparing the facets of 3 products
Facet
One Cell Battery Pack
Two Cell Battery Pack
Three Cell Battery Pack
Description
Description

The 1S1P 18650 battery pack is a compact, reliable power source for devices like solar lights, small toys, remotes, and more. With a single lithium-ion cell, it offers long-lasting energy and steady performance in a lightweight design.

The 1S2P & 2S1P 18650 battery pack build features two lithium-ion cells, providing more power and longer runtime than the 1S1P version. It’s ideal for devices like higher-power flashlights, and other projects that need extra energy without compromising on size or weight.

The 1S3P & 3S1P 18650 battery pack build contains three lithium-ion cells, offering even more power and extended runtime. Perfect for high-demand devices like power tools, high-intensity electronics, and DIY projects that require extra energy, all in a compact, durable package.

Size
Size
Small
Medium
Large
Use
Use
Lights, Speakers, Toys, Small Electronics
Smart Home Devicers, Speakers, Flashlights, Toys
LED Flashlights, Power Banks, Power Tools, Beauty Mirrors, Large Electronics
Note
Note
Available in 3.7V, 3.8V
Available in 3.7V, 7.4V
Available in 3.7V, 11.1V

We're here to make life easier

Whether you are looking for a popular battery, need assistance finding a model, or want to order a custom-made battery tailored to your needs- we're here.