ExpertPower Lithium Battery Warranty Information

1. Products and Warranty Periods

The following table lists the warranty periods for each of ExpertPower's lithium battery product lines:

2. 90 Day Money-Back Guarantee

The warranty includes a 90-day grace period for returns, during which customers are eligible for a cash-value reimbursement, depending on the time frame.

3. Return Period Qualifications

• 30 days or less
  ExpertPower covers the cost of return services both ways for manufacturer-related defects or problems in workmanship. Customers are eligible for a full refund or replacement during this period.
• 30 – 90 days
  ExpertPower covers the cost of return services both ways for manufacturer-related defects or problems in workmanship. Customers are eligible for a full refund or replacement during this period. For returns related to incorrect purchases or items no longer needed, a 20% restocking fee will be charged for both unopened/new items and used items. The buyer is responsible for return shipping costs.
• 90 Days – 1 Year
  For any manufacturer-related defects or problems in workmanship within 90 days to 1 year of purchase, the buyer must assume all return-related shipping costs. ExpertPower will cover all shipping costs for any replacement deemed necessary. If a refund is issued, it will be pro-rated. For any returns not related to product quality, such as an incorrect purchase or simply not wanting the product anymore, a 50% restocking fee will be applied to both new/unopened and used items. After the first year, the buyer will not be eligible for a refund for any non-quality related reasons.
• 1 Year - 3 Years
  For any manufacturer-related defects or problems in workmanship within 1 year to 3 years of purchase, the buyer must assume all return-related shipping costs. ExpertPower will cover all shipping costs for any replacement deemed necessary.
• 3 Years - 5 Years
  For any manufacturer-related defects or problems in workmanship within 3 years to 5 years of purchase, the customer will be offered a 40% discount off a similar or equal value product listed at the time of the offer.
• 5 Years – 8 Years
  For any manufacturer-related defects or problems in workmanship within 5 years to 8 years of purchase, the customer will be offered a 20% discount off a similar or equal value product listed at the time of the offer.
• 8 Years – 10 Years
  For any manufacturer-related defects or problems in workmanship within 8 years to 10 years of purchase, the customer will be offered a 10% discount off a similar or equal value product listed at the time of the offer.

For returns related to incorrect purchases or items no longer needed, a 10% restocking fee will be charged for unopened/new items, and a 20% restocking fee will be charged for used items. The buyer is responsible for return shipping costs.

4. RMA Guidelines

To qualify and redeem the warranty, customers must follow these guidelines:

• Contact ExpertPower to submit an invoice or receipt and receive a Return Merchandise Authorization (RMA).
• The product being claimed under warranty must be in the possession of ExpertPower for testing and evaluation purposes before any refund, replacement, or discount is issued.
• Any product returned without initial authorization will not be processed, and the buyer will be responsible for any costs related to shipping the product back or recycling it.
• It is recommended to ensure the package being sent back to cover any possible shipping-related damages during transit. Any package that is received damaged will be held or refused.
• Any product that tests non-defective will be subject to the appropriate restocking fee/handling fee. The buyer covers return shipping.

5. Exclusions and Limitations

• Reasonable wear and tear.
• Normal corrosion.
• Use of unapproved parts or unapproved alterations to components to the extent prohibited by ExpertPower's written operating manuals.
• Defects caused by persons other than ExpertPower and its affiliates, including operation or maintenance of the product or installation and commissioning of the equipment and materials by such persons in violation of the written operating, maintenance, installation, and commissioning instructions, manuals, and protocols supplied to the buyer, or buyer's affiliates, by ExpertPower prior to such installation, commissioning or operation.
• Vandalism, misuse, or Force Majeure Events.
• Items expected to be consumed or expended during the normal and routine operation and maintenance of the product.
• Closed loop communication with third-party inverters and other electrical equipment is not guaranteed nor a valid reason to claim as flaw or defect.

Note on Customer Responsibilities:
Customers are responsible for proper maintenance and understanding the limitations of the product. This includes:

1. Over-discharge from self-discharge during storage.
2. Improper use as a starting battery or in applications for which the product was not designed.
3. Opening or modifying the product.
4. Applying voltages/currents that are too high.
5. Improper storage.
6. Use of an undersized product.
7. Mechanical damage due to impact, excessive vibration, penetration, etc.
8. Damage due to connecting in reverse polarity.
9. Damage or resulting internal corrosion caused by liquids.
10. Use of an incorrect charger or charging profile.
11. Use of an appliance with built-in charging for a different battery chemistry.
12. Connecting the batteries to higher voltage or currents than supported, as stated in this document.
13. When used in any maritime or water adjacent application all ExpertPower batteries must be used inside a properly sealed battery box designed for such applications.

Contact and Support

For Questions And Support
(562) 630 - 3002
support@expertpower.us

Visit us at:
ExpertPower.us
6437 Alondra Blvd
Paramount, CA 90723