Deye 51.2V 104ah Lithium battery Wall

At Frontier Solar, we are dedicated to quality. We do not accept returns or offer refunds on our lithium batteries for reasons of incorrect choice, incompatibility, or change of mind. All sales are final unless the battery is proven to be defective due to a manufacturing fault. Should you believe your battery is defective, you must contact us within 14 days of purchase to initiate a claim. If a manufacturing defect is verified by our technical team, we will offer a replacement or a full refund at our discretion. This policy does not cover damage from improper installation, misuse, or neglect.