Fench Energy Warranty Policy
Our warranty policy covers LiFePO4 batteries, DIY kits, accessories, BMS and battery cells sold by Fench Energy.
1 Política de garantía
We stand behind the quality of our products. We offer a limited warranty covering defects in materials and workmanship when the product is used normally and in strict accordance with the product manual.
12V/24V Batteries
48V Batteries
DIY Kits
Other Accessories
Troubleshooting & Support
Contact us with your issue. We will respond within 24 hours to help diagnose, provide troubleshooting, and guide optimal battery usage.
Testing & Verification
To process your claim efficiently, we may kindly ask you to run a few simple tests to verify the battery's condition.
Return & Replacement
If tests confirm a manufacturing or quality defect, we issue a prepaid return label to ship the faulty unit back to our EU warehouse. Upon confirmation, we promptly send a brand-new replacement or refund.
2 General Conditions & Exclusions
- Non-Transferable: Warranty applies only to the original purchaser. Gifted or resold products require claims via the original purchaser with proof of purchase.
- Warranty Continuation: Repaired or replaced batteries do not receive a new or extended warranty period. Coverage continues for the remaining duration of the original warranty.
- Improper handling, dropping, or intentional damage.
- Unauthorized product modifications or disassemblies.
- Failure to install, operate, or maintain the product correctly according to the instruction manual.
- Failures or severe quality degradation resulting from misuse, negligence, or accidents.
3 Return & Refund Policy
If the product is confirmed to have an issue, we accept returns of unused products within 5 days of receipt, subject to the terms below.
- 📅 5-Day Window — Returns must be initiated within 5 days of the delivery date.
- ✅ Condition: Items must be delivered to us completely unused, unaltered, and in their original condition.
- 📦 Packaging: Products must be returned in their original Fench Energy packaging boxes.
- 🚫 Channel Restriction: Fench Energy will not issue refunds for products purchased through third-party entities, distributors, or retail partners.
💰 Fees & Costs
- Shipping Costs: Fench Energy will bear the return shipping costs where a return is required due to a confirmed product defect, damage sustained during delivery, or an incorrect item supplied by us. For eligible returns arising from customer circumstances, return shipping costs are the customer’s responsibility. Please contact us before returning any item. All returns remain subject to our Política de Devoluciones y Reembolsos.
- Handling Fees: Any refund transaction or handling fees are borne by the buyer.
🔄 Return Process
- Get Authorization: Before shipping any items, please contact us to obtain an official Return Merchandise Authorization number.
- Safe Shipping: We cannot be held responsible for items damaged or lost during return transit. We strongly recommend using an insured and trackable shipping service.
- Inspection: All returned goods will be thoroughly inspected upon arrival. If an item is returned in an unsuitable or used condition, we reserve the right to reject the refund. The item may be sent back to you at your expense.
⏱ Refund Processing Time
Once we have received and inspected the returned item(s), please allow 1 to 2 weeks for the return to be processed. If your refund is approved, the applicable funds will be credited back to your original payment method within 15 to 30 business days.
Need help with warranty or returns?
Our support team is available 24/7. Contact us at
✉ bailyn1278@fenchenergy.comFor any questions about claims or product support — we respond within 24 hours.
HK SINCHEN NEW ENERGY CO., LIMITED
© Fench Energy — Commitment to green energy and reliable after-sales service. Policy version 2026.