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Growatt

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371 reviews

3.6371 reviews
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About Growatt

Data updated
Website
www.growatt.com
Category
Utilities
Location
China
Status
Unclaimed
Last 12 months
193 reviews
Replies to negative
62% (73/117)
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About this business

Growatt is funded in Shenzhen in 2011,we are a new energy enterprise dedicated to the R&D and manufacturing of PV inverters, Energy Storage and EV Charger as well as Smart Energy Management. our vision is to build the World’s LargestIntelligent Sustainable Energy Ecosystem for Human Kind. Today, Growatt is already the global No.1 residential inverter supplier and also one of the world's top four suppliers of PV inverters and storage hybrid inverters.

Written by the business, not verified by us.

Is Growatt legit?

Growatt (www.growatt.com) has a 3.6 out of 5 rating on OK.one, based on 371 user reviews collected here. It is listed under Utilities and its reputation is mixed. Opinions are polarized: 66% rate it 4 stars or higher while 27% give 1 star; The business has replied to 62% of negative reviews; Reviews mostly discuss Product, Customer service. Last updated 2026-10-24.

What reviewers say

AI generated

Reviewers had a great experience with this company. Customers frequently praise the staff for being exceptionally professional, friendly, and efficient at quickly resolving various technical issues during onsite visits or remote calls. People deeply appreciate the swift communication channels and the extremely helpful guidance provided by technicians who patiently walk them through troubleshooting procedures. Some reviewers were not happy with product durability, noting that certain hardware components failed unexpectedly or became unstable over time. Additionally, some individuals experienced frustratingly long delays when waiting for scheduled repair appointments or struggled to receive timely responses from customer support teams.

Auto-generated from all reviews of this business. For reference only.

What people say

Excellent technical support

My Growatt SPH-10000TL3-BH got instable after a custom integration where it did not accept MODBUS commands and locked up from time to time. Even though I bought the inverter 3 years ago, Growatt Technical Support helped me by remotely upgrading the firmware after which my problems were solved. I would like to specifically thank Yicheng Zang from Growatt Netherlands for helping me. Due to his help I can now control charging and discharging remotely through Homeassistant. Much appreciated!

SYN Backup Box

Had issues with the SYN backup box. * It didn't work off grid * No LED lights After mailing with the distributor, the solution was not found. (The distributor did it's best effort though!) They redirected me to Ayoub Aznadi, whom helped me on a sunday (his day off!) to fix both problems. He did a remote setting change (which fixed the backup problem), and identified a faulty cable. He helped me do a quick fix and then sent over a correct cable. Both issues were quickly fixed when I got direct contact with Growatt. Thanks a lot!

Thank you Jianye and Yanni!

I had a problem with the battery - it would go to sleep when the charge was low, which is fine. BUT it wouldn’t wake up again when there was available solar or when I wanted to charge it from the grid. I was having to go outside and switch it on manually - that is NOT fine. The house and system are just six months old but the issue only became apparent in autumn / winter. I rang Growatt support and an engineer, Yanni, got in touch by WhatsApp within the hour. He tried a few things over the course of a week but no joy. So he arranged for Jianye to visit. He changed communication ports, left for the day but still nada. He came back the next day and changed the Battery Management System and eureka - sorted! It took about 10 / 11 days of back and forth but it was a huge relief to have a working system and I’m grateful for these guys’ persistence. I’ve dropped a star because I feel the brand new kit shouldn’t have gone wrong in the first place.

Inverter replacement experience

Although the fault code on the inverter suggested a short circuit somewhere, our electrician thought that there was a fundamental problem with the inverter itself. When, therefore, he spoke to the company, they immediately arranged to have a replacement unit dispatched under warranty, and this arrived within a couple of days. Happily, they did not insist on us returning the faulty unit first, as we were able to use the same box and packing materials to return the old one. And fortunately, the new unit is working fine, so our electrician was correct. Communications between us and the company have been very good throughout.

Pathetic

Pathetic. Inverters are at best average. Needed warranty support earlier this year. 2-3 months later received my warranty replacement. Only because I forced it. I've been blocked from their support phone number which was patchy at best. Had replacement installed.......and it is also defective. Now to wait a few more months without reliable power till they bother seeing if they want to bother helping or not. If you appreciate support existing, never mind it's quality the avoid at all costs

Growatt have excellent customer service…

Growatt have excellent customer service with engineers available over WhatsApp to resolve issues. They are knowledgeable and able to access your system remotely through the WiFi. I have worked with many large Solar PV companies and have always struggled to speak with an engineer. Having the Growatt engineers available over WhatsApp is a breath of fresh air! A big thank you to Yanni who has resolved issues on a system for me!

Growatt have been amazing over the…

Growatt have been amazing over the years they never seem to disappoint. The systems are very stright forward to install and they operate as they should. The support is fantastic and very quick on response. Any issue with RMA they are quickly to resolve on site or alternatively replace any equipment in a short space of time. We will continue to use Growatt as it helps with the flow of the business. Well done guys for keeping ontop of your customers

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