Inverter Standard Warranty Period

Guangzhou Sanjing Electric Co., Ltd. (hereinafter referred to as SAJ) provides a standard warranty period of 120 months (10 years) from the date of completion of commissioning or 126 months (10 years and 6 months)

from the date of product shipment from SAJ, whichever is earlier.

Extension of Warranty

The purchaser of SAJ inverters should extend the warranty period within 18 months from the date of

installation or 30 months from the date of shipment from SAJ, whichever is earlier, by providing the serial

number of the unit and purchased receipt. You can purchase the warranty extension for 15 years or 20

years but do not apply the extension beyond the specified date, or else your application will be

unacceptable. Please refer to the Warranty Extension Order Form for more details.

Once the purchase of the warranty extension goes into effect, SAJ will send the warranty extension

certificate to the customer for confirming the extended warranty period.

Battery energy storage system Warranty Period 

Guangzhou Sanjing Electric Co., Ltd. (hereinafter referred to as SAJ) provides a standard warranty period

of 120 months (10 years) from the date of completion of commissioning or 126 months (10 years and 6

months) from the date of product shipment from SAJ, whichever is earlier. The Battery system must

comply with the operating conditions under the specification and the installation manual supplied by

SAJ.

Limited Performance Warranty

SAJ guarantees that the battery part retains sixty percent (60%) of Nominal Energy for 10 years from

the commissioning date (no more than ten years and six months (126 months) from the date of product

shipment from SAJ), or for a Minimum Throughput Energy which is calculated from the commissioning

date, whichever comes first, under the standard capacity test conditions.