Technical Support

If your query is regarding service or equipment issues, then please submit your issue to the EVBox Support website link (below) where a ticket will be raised and allocated to the country support engineers.  

If you do require technical support when you are on site, you can call the following number to speak to the on-call engineer in the Netherlands HQ: 0044 330 470 1958

Installer Support (

EVBox manuals | EVBox

EVBox Datasheets

EVBox User Manuals

EVBox Commissioning Reports

tel: +44 2085006618

Owen Gao 

Service Engineer
Email : WhatsApp:+44 7536 346941

Yujian Chen

Service Engineer WhatsApp:+447518477560


Installers must register with Growatt and receive an installer code

End users must also register via 

Download – datasheets, certificates and manuals: Download | Download helpful resources | Growatt ( 


FAQ’s – FAQ | Find troubleshooting tips | Growatt (

Design tool: Welcome login ShineDesign (

Warranty claim form:

Jianye Pu Warranty Service Engineer Phone:+44 7529797238

+44 151 832 4300

For out of hours please call: +44 151 832 4305

Contact Us | Sunsynk

Tech Support (

Rexel Ireland | Sunsynk – full product information and firmware update details

Sunsynk Installer Guide