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42v 2A Battery Charger Optimized for 36V Li-ion Batteries
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42v 2A Battery Charger Optimized for 36V Li-ion Batteries

$9.99 USD $20.00 USD
Shipping calculated at checkout.

High-Performance Lithium Battery Charging Solution

Condition: Refurbished - Tested & Verified

Key Features:

  • Optimized for 36V Li-ion Batteries: 42V charging voltage specifically designed for 36V lithium-ion battery packs (10S configuration)
  • Fast 2A Charging: 2-amp charging current provides quick charge times while maintaining battery health
  • Smart Charging Technology: Advanced microprocessor-controlled CC/CV charging prevents overcharging and maximizes battery lifespan
  • LED Status Indicators: Dual LED display shows charging status (red) and full charge completion (green)
  • Multiple Safety Protections: Over-current, over-voltage, over-temperature, short-circuit, and reverse polarity protection
  • Universal Input Voltage: AC 100-240V compatibility works worldwide for international use
  • Durable Construction: High-quality ABS housing withstands workshop and field use

Perfect For:

  • 36V electric bikes and e-scooters
  • Electric skateboards and hoverboards
  • Cordless power tool battery packs
  • Electric lawn equipment and garden tools
  • Golf carts and mobility scooters
  • Solar energy storage systems
  • DIY lithium battery projects
  • Replacing lost or damaged chargers

Technical Specifications:

  • Input: AC 100-240V, 50/60Hz
  • Output: DC 42V 2A
  • Charging Voltage: 42V (for 36V Li-ion batteries)
  • Charging Current: 2000mA (2A)
  • Power: 84W maximum
  • Connector Type: Standard DC barrel plug (verify compatibility with your device)
  • Charging Method: CC/CV (Constant Current/Constant Voltage)
  • Efficiency: >85%
  • Safety Certifications: CE, FCC, RoHS compliant
  • Cable Length: Approximately 3 feet
  • Operating Temperature: 0°C to 45°C

Intelligent Charging Process:

This charger utilizes advanced CC/CV charging technology to optimize battery performance. It begins with constant current charging for rapid power delivery, then automatically switches to constant voltage mode as the battery approaches full capacity. The smart charging circuit prevents overcharging and automatically stops when the battery is fully charged, ensuring maximum battery life and safety.

Whether you're charging your e-bike for your daily commute or powering up professional equipment, this reliable 42V 2A charger delivers the performance and safety features you need. The universal input voltage and comprehensive protection systems make it the ideal charging solution for all your 36V lithium battery applications.

 

📦 Condition:

Item is Brand new,never used, does not include original retail packaging but has been  tested to ensure perfect functionality and pristine condition.

 

CARE & MAINTENANCE

To maintain the beauty and integrity of your purchase, we recommend treating it with care. maintenance proper storage can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.

Storage & handling: Store in a cool, dry place away from direct sunlight and extreme temperatures. Keep magnetic components away from credit cards and magnetic-sensitive items.

Important: While our products provide excellent protection, they are not waterproof unless specifically stated. Avoid prolonged exposure to water, moisture, or extreme heat.

Following these simple care steps will help maintain the quality and extend the life of your purchase.

SHIPPING & RETURNS

Shiping Processing Time: Orders are typically processed within 1–2 business days. You’ll receive a confirmation email with tracking details once your order ships.

Shipping Methods: We currently ship via USPS or UPS  for domestic orders. All items are securely packaged to ensure safe delivery.

Shipping Rates: Shipping costs are calculated at checkout based on your location and selected service. We may offer flat-rate or free shipping promotions from time to time—keep an eye out!

Domestic Shipping:We ship across the United States. Most orders arrive within 3–7 business days, depending on your location and selected shipping method.

International Shipping (Coming Soon)
We’re working on expanding our logistics to support international orders and pallet shipping. Stay tuned for updates.

Order Tracking: Once your order ships, you’ll receive a tracking number via email. You can monitor your shipment’s progress directly through the carrier’s website.

Shipping Delays: While we strive to meet all delivery estimates, delays may occur due to weather, carrier issues, or high order volume. We’ll keep you informed if your order is affected.


Questions or Concerns: If you have any issues with your shipment, contact us at [luu@kkayybuy.com] We’re here to help.

Return Policy:

We have a 10 day return policy, which means you have 10 days after receiving your item to request a return. 

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can contact us at {luu@kkayybuy.com} 
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at luu@kkayybuy.com


Damages and issues : Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.


Exceptions / non-returnable items:
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on sale items or gift cards.


Exchanges :The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.


European Union 14 day cooling off period:
Notwithstanding the above, if the merchandise is being shipped into the European Union, you have the right to cancel or return your order within 14 days, for any reason and without a justification. As above, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

Refunds:
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at luu@kkayybuy.com

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