The vision of Renewable Energy Day&Night

Technical support including OEM R&D solution, before sales solution consulting, after sales service, and technical training.

1.Providing OEM research and developing solution, such as customer made design, SKD assembly, new application purpose inverter
2.Offer application consulting before selling
3.Providing after sales service support including online or on site.
4.Technical training including R&D, trouble shooting, and machine repairing

pump solar inverter


Products inspection

Every Product pass several test procedures before sold.

Using and maintain

Manual including steps also how to maintain product


Training online and onsite also we provide technical support


1.Normal Warranty
Providing 24 months warranty from shipping dates for most of products.

2. Extend warranty
In order to remove the customers’ worries about products usage and reduce product maintenance cost out-of warranty, SUNKASTELL provides customers with extended warranty service in extended warranty period.