Warranty Policy

Warranty Policy

Warranty Policy

Thank you for being so interested in the products and services of EFG Battery.

For any warranty claims, please email us at info@efgbattery.com

This warranty policy is subject to change without notice. Please refer to our website for any updates to this policy.

We stand behind our products, engineering, and quality. If we make a mistake, we promise to correct it as cost-effective and promptly as possible. If we missed or forgot something on your shipment, we will ship it to you by the fastest means possible; if the wrong item was received, it must be returned promptly.

Warranty Policy

For defective products or not performing to their specifications under regular use during the Warranty Period.


During the Warranty Period, EFG Battery will repair or replace, at no charge (but NOT including the shipping fee during warranty time), products or parts of a product that proves defective because of unsuitable material or quality under regular use and maintenance.

The Warranty Period for Physical Goods purchased from EFG Battery is 10 Years from the date of purchase.


A replacement Physical Good or part assumes the remaining warranty of the original Physical Good or 1 Year from the date of replacement or repair, whichever is longer.


What does this limited warranty not cover?

This Limited Warranty does not cover any problem that is caused by:

Conditions, malfunctions, or damage not resulting from defects in material or workmanship.

Conditions, malfunctions, or damage resulting from negligence, improper maintenance, or modification- Damaged or destroyed by natural causes, including but not limited to lightning, flood, or other natural disasters. Theft or loss of the Physical Goods This Limited Warranty does not cover shipping charges, handling charges, gift wrap fees, or taxes. You are responsible for and must prepay all shipping charges.

Damage due to improper installation; loose terminal connections, under-sized cabling, incorrect connections (series and parallel) for desired voltage and AH requirements, or reverse polarity connections.

Environmental damage; inappropriate storage conditions as defined by the Manufacturer; exposure to extreme hot or cold temperatures, fire or freezing, or water damage.

Damage caused by collision.

Damage due to improper maintenance; under- or over-charging the Product; dirty terminal connections.

The product that has been opened, modified, or tampered with.

The product that was used for applications other than which it was designed and intended for, including repeated engine starting

The product was used on an oversized inverter/charger (any inverter/charger rated to 3500 Watts or more significant) without using a Manufacturer-approved current surge limiting device.

The product that was under-sized for the application includes an Air Conditioner or similar device with a locked rotor startup up current that is not used in conjunction with a Manufacturer-approved surge-limiting device.

Product not stored in adherence to the Manufacturer’s storage guidelines, including storage of the Product at low state-of-charge.

You shall assume all risk of loss or damage to the Physical Good while in transit to EFG Battery.

What do you have to do?

To obtain warranty service, you must get a Return Merchant Authorization (RMA) number and instructions on how to return a product by contacting us.

Deliver the Physical Goods in their original packaging, including any accessories or documents shipped with the Physical Goods, to the address specified by EFG Battery.

To obtain the Return Merchant Authorization (RMA) number, you can contact us by the following contact method:

By E-mail: info@efgbattery.com


WARNING: When handling batteries, always use proper precautions and follow all manufacturer’s instructions. Improper usage, charging, storage and/or alteration of Li-ion (Lithium-ion), LiPo (Lithium-ion Polymer), and any rechargeable batteries and chargers may result in temporary or permanent damage to batteries, and chargers and can result in an explosion causing serious personal injury. Battery cells are extremely sensitive to charging characteristics and may cause burns and/or explosions. You agree that EFG is not responsible or liable for any damages (to person and/or property), injuries, or defects alleged to be caused by any of our batteries containing Li-ion (Lithium-ion) and/or LiPo (Lithium-ion Polymer). Any mishandling, storage, dismantling, alterations, or abuse of our batteries in any way is not the obligation of EFG. The operator and/or consumer are responsible for reading and interpreting the safety issues assigned to every product description. The operator and/or consumer also assumes the responsibility that all our products are USED AT YOUR OWN RISK. By purchasing and using the batteries and/or chargers you acknowledge that you are familiar with all the hazards, warnings, safety precautions, safety guidelines, laws, and regulations associated with the usage, charging, storage, disposal, alteration, dangers, precautions, and risks associated with the batteries you are purchasing.


If you are unfamiliar with the safe usage, warnings, and guidelines, or do not agree to anything contained in this EFG Warning and/or EFG Disclaimer you should not use any battery and/or charger purchased from this website.


DISCLAIMER: You consent to have a thorough and detailed understanding of batteries and any item found on this site. You also agree that by buying and utilizing this product, you are assenting to take full responsibility, accountability, and sole liability for the purchase and use of this item. You agree to release and hold harmless EFG, company shareholders, employees, officers, representatives, agents, attorneys, subsidiaries, and all other affiliates within the companies for any personal injury, misuse, defects, or hazards (known or unknown) that may occur due to the use of this product. No claims, representations, or warranties, whether expressed or implied, are made by EFG or within this website as to the safety, reliability, durability, and performance of any of our company’s products. If you are a reseller of any batteries purchased from this site, you agree to hold harmless and indemnify EFG from all damages to person and/or property, claims, lawsuits, attorney fees, arbitration awards, mediation fees, and court costs at the trial and appellate levels.