7.4V 3500mAh Li-ion Battery Pack for DIY Electronics and Robotics, JST-XH 3-Pin Connector, Balance Charging, Built-in BMS, 5A Continuous Discharge

Product Description

Power your next project with this 7.4V 3500mAh rechargeable lithium-ion battery pack. Featuring a 2S1P configuration, a JST-XH 3-pin, 3-wire connector, and a built-in Battery Management System (BMS), this pack supports balance charging and continuous discharge up to 5A.

Potential Applications

Suitable for projects and devices designed to accept this battery’s specifications, including:

·        DIY electronic kits and robotics shields

·        SunFounder Raspberry Pi robotics projects

·        SunFounder Fusion HAT+

·        Arduino projects

·        ESP32 projects

Compatibility Note: These application examples do not guarantee compatibility with every model or configuration. Before ordering, confirm your device’s required voltage, connector type, pin assignments, polarity, battery dimensions, charging system, and discharge requirements.

Technical Specifications

·        Nominal Voltage: 7.4V

·        Capacity: 3500mAh

·        Energy: 25.9Wh

·        Battery Chemistry: Lithium-ion

·        Configuration: 2S1P

·        Connector: JST-XH 3-pin, 3-wire

·        Charging Feature: Supports balance charging

·        Continuous Discharge Rating: Up to 5A

·        Protection: Built-in BMS

·        Dimensions: 67 × 19.3 × 37 mm

·        Battery Weight: 103 g

·        Shipping Weight: 5 oz

·        Warranty: One-year warranty against manufacturing defects, with U.S.-based support

Product Highlights

[Reliable Power for DIY Projects]
With 3500mAh capacity and a 5A continuous discharge rating, this rechargeable battery pack provides power for compatible electronics, robotics, and custom projects.

[Balance-Charging Support]
The JST-XH 3-pin, 3-wire connector supports balance charging when used with a compatible charging system. Verify the connector’s pin assignments and polarity before connecting.

[Built-in Battery Management System]
An integrated BMS helps protect against overcharging, over-discharging, overcurrent, and short circuits.

[Quality and Performance]
Each battery cell undergoes quality-control testing to help ensure consistent performance and reliability.

[Battery Manual and Care Information]
Visit xain-usa.com for the battery manual, technical specifications, and handling information. Store the battery away from extreme temperatures and out of reach of children.

[Purchase with Confidence]

·        30-Day Returns: Return the battery within 30 days for a full refund.

·        One-Year Warranty: Coverage against manufacturing defects.

·        U.S.-Based Customer Support: Contact us through our website for assistance. We will respond within 24 hours.

Thank you for choosing Xain-USA—Your Powerhouse.

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

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.

Warranty: Products advertised with a one-year warranty are covered against manufacturing defects. Check this listing for the applicable warranty. Contact our U.S.-based team with your order number and photos for a warranty or performance issue.

Standard returns: Request within 30 days of delivery. Items must be unused, uninstalled and complete in their original packaging; exclusions apply.

Return shipping: The buyer pays return shipping and prints the label. For a damaged, defective or incorrect item, contact us first to confirm the resolution and shipping arrangements. A prepaid label is not automatic.

Read the full return policy and warranty guidance or email support@xain-usa-marketplace.com.