Warranty Policy

At Wirentech, we stand behind the quality of our lithium battery products. This Warranty Policy applies only to products purchased directly from the official Wirentech website. If a product is purchased through distributors, dealers, or third-party marketplaces, the warranty service may be subject to the policy of the original sales channel.

Warranty Coverage

Wirentech warrants that eligible products are free from defects in materials and workmanship under normal use and service during the applicable warranty period.

Warranty Period

The warranty period begins on the date of delivery or the date of the original proof of purchase, whichever can be reasonably verified.

Current warranty terms by product category:

  • Lithium Batteries: 5-year limited warranty
  • Chargers / Converters / Accessories: 1-year limited warranty
  • Other components: 1-year limited warranty

Note: Final warranty periods are subject to the product page or official order confirmation.

What Is Covered

This warranty covers verified manufacturing defects, including but not limited to:

  • Failure under normal intended use
  • Verified battery management system (BMS) faults
  • Verified cell or assembly defects
What Is Not Covered

This warranty does not cover issues caused by:

  • Improper installation, misuse, abuse, or negligence
  • Unauthorized modification, repair, or disassembly
  • Improper charging, incorrect system integration, or incompatible equipment
  • Cosmetic damage that does not affect performance
  • Damage caused by water ingress, fire, collision, or external force
  • Normal wear and tear or performance decline within reasonable use conditions
  • Commercial, rental, racing, or other abnormal applications unless explicitly approved
Warranty Claim Process

To start a warranty claim, please contact our support team and provide:

  • Order number
  • Product model
  • Problem description
  • Photos or videos of the issue
  • System information, installation details, and troubleshooting records if requested
Warranty Remedies

If a valid warranty claim is confirmed, Wirentech may, at its sole discretion:

  • Provide troubleshooting support
  • Repair the product
  • Replace the product with the same or equivalent model
  • Offer a partial or full refund where applicable
Shipping Responsibility for Warranty Claims

For verified quality-related warranty cases, Wirentech will [cover / partially cover / assess case by case] the return or replacement shipping cost.

For non-quality issues, shipping and related handling costs may be the responsibility of the customer.

Limitation

This warranty is non-transferable and applies only to the original purchaser unless otherwise stated in writing.