Solar Panel Warranty

Amerisolar PV panels come with an exceptionally long warranty period thanks to the high-quality materials used — among the best solar panel warranties offered by the world’s leading manufacturers.

Amerisolar photovoltaic modules carry a 20-year warranty against product defects. The warranty also covers:

Amerisolar photovoltaic modules also carry a guaranteed peak-power warranty: at least 91.2% of the rated output after 12 years, and at least 80.6% after 30 years.

Amerisolar Limited Warranty for Photovoltaic Modules

1. 20-Year Limited Product Warranty

Worldwide Energy and Manufacturing USA Co., Ltd. (hereinafter “Amerisolar”) warrants its photovoltaic modules (“PV Modules”), including factory-assembled DC fittings and cabling, to be free from defects in materials and workmanship for a period of twenty (20) years from the date of sale, as shown on the purchaser’s proof of purchase.

This Product Warranty covers:

  • failure due to oxidation or distortion of the aluminium frame;
  • cracking of the front glass surface caused by foreign objects inside the glass;
  • failure due to defective or malfunctioning factory-assembled junction cables and male/female connectors;
  • non-conformity to specification due to faulty manufacturing or inspection.

Notes:

  1. This warranty does not apply to glass breakage caused by external impact from flying objects or by external stress.
  2. It applies under standard transport, installation, use and maintenance conditions.

If a PV Module fails to conform to this warranty, Amerisolar will, at its sole option, repair or replace the module. This is the sole and exclusive remedy under the Limited Product Warranty. This warranty does not guarantee a specific power output, which is covered separately under the Guaranteed Peak Power Warranty below.

2. Guaranteed Peak Power Limited Warranty (30 years)

Amerisolar warrants the power output of its PV Modules for a period of thirty (30) years from the date of sale shown on the invoice to the purchaser:

  • the module will deliver at least 91.2% of the minimum “Peak Power at STC” specified on Amerisolar’s product label after 12 years;
  • the module will deliver at least 80.6% of the minimum “Peak Power at STC” specified on Amerisolar’s product label after 30 years.

 

Provided that any such loss of power is determined by Amerisolar to result from defects in material or workmanship during manufacturing — and not from faulty installation — Amerisolar will, at its sole option, compensate for the loss either by supplying additional modules to the purchaser, or by repairing or replacing the defective modules. This is the sole and exclusive remedy under the Guaranteed Peak Power Warranty.

3. Exclusions and Limitations

The Limited Product Warranty and the Guaranteed Peak Power Warranty do not apply where:

  • the product is incorrectly installed;
  • the product is subjected to improper handling, including during transport or storage;
  • the product is installed in a mobile or marine environment, subjected to improper voltage or power surges, or exposed to abnormal environmental conditions (such as acid rain, salt damage or other pollution);
  • improper maintenance is performed, including servicing by an unauthorised technician or non-compliance with Amerisolar’s user manual;
  • the product is subject to external accidents such as fire, explosion or civil unrest;
  • damage results from causes beyond Amerisolar’s control, including but not limited to power surges, lightning, earthquakes, typhoons, hurricanes, tornadoes, volcanic activity, floods, tsunamis or snow damage.

The warranties cover only the transport cost for reshipment of any repaired or replaced PV Modules to the place of installation. They do not cover transport costs for returning PV Modules to Amerisolar, customs clearance, or any costs of installation, removal or reinstallation. Warranty claims will be honoured only where the product can be identified as manufactured by Amerisolar (by product label, serial number, etc.).

4. Limitation of Warranty Scope

Amerisolar shall not be liable for any incidental, indirect, consequential or special damages, however caused, including loss of use, loss of profit, loss of production or loss of income, which are expressly excluded without limitation. Amerisolar’s aggregate liability, in damages or otherwise, shall not exceed the purchase value of the PV Modules paid by the purchaser.

5. Obtaining Warranty Performance

This Limited Warranty for PV Modules applies only to purchasers who have bought the PV Modules directly from Amerisolar. To make a claim, the purchaser must notify Amerisolar promptly and directly, in writing (by letter, fax or e-mail), providing a description of the claim, the relevant module serial number(s), photographs of the defective modules and QC stamps, and proof of purchase such as a commercial invoice.

No PV Modules may be returned without prior written authorisation from Amerisolar. Any replaced modules become the property of Amerisolar. Where production of a module has been discontinued at the time of the claim, Amerisolar may supply a different type of PV Module (differing in size, colour, shape and/or power). The repair or replacement of PV Modules, or the supply of additional PV Modules, does not start a new warranty period, nor does it extend the original terms of the Limited Product Warranty or the Guaranteed Peak Power Warranty. This warranty is transferable as long as the product remains installed in its original location.

6. Disputes

In the event of a dispute over a warranty claim, an independent test institute — such as Fraunhofer ISE in Freiburg (Germany), TÜV Rheinland in Cologne (Germany), or Arizona State University (USA) — will be engaged for final judgement. All associated costs will be borne by the losing party, unless otherwise agreed.

7. Validity

This Limited Warranty for PV Modules applies to all PV Modules sold to purchasers and remains in force until an updated revision is issued.

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