Knowledge Base
The Sunflx Knowledge Base, operated by Sunflx Academy, delivers comprehensive technical resources including product documentation, installation guides, and troubleshooting support. It also offers professional certification programs for engineers and installers to ensure industry-standard expertise.
Knowledge Base Guidance Map
Traing & Certified Program Is Now Open！
Get trained and certified as a Product Engineer, earn exclusive Sunflx gear, and access solar tech, firmware, and direct support from engineers – top performers may join the Academy as instructors!
Why Join This program?
1.Elite Certification Kit*
- Learn latest knowledge of Solar Industry
- Get latest Sunflx firmware updates in advance.
*(Gift is avviable in paticular promotion event)
2.Access Cutting-Edge Tech
- Learn latest knowledge of Solar Industry
- Get latest Sunflx firmware updates in advance.
3.Join the Technical WhatsApp Group
- Contact directly with Sunflx engineers in WhatsApp groups
- Top performers may become Sunflx Academy guest instructors
Product Datasheet
Stockage Solaire Onduleur
Contrôleur De Charge Solaire
Video Center
Product Introduction Video
SF 1200/2400/3600 SE
In this video, you can learn about the basic parameters and knowledge related to SUNFLX SF 1200/2400/3600 SE solar inverters.
SF 3600/4000/6000
In this video, you can learn about the basic parameters and knowledge related to SUNFLX SF 3600/4000/6000 solar inverters.
SF 8000/10000
In this video, you can learn about the basic parameters and knowledge related to SUNFLX SF 8000/10000 solar inverters.
Sunflx Cloud
In the video, you can learn how to use SUNFLX Cloud, such as how to download, register, link Bluetooth and Wi-Fi, and upgrade, etc.
Quick Troubleshooting Tutorial
Fault Code 01
Fan Failure
This training video will teach you how to identify, troubleshoot, and resolve Fault Code 01 (Fan Failure) effectively.
Fault Code 02
Over-temperature
This training video will teach you how to identify, troubleshoot, and resolve Fault Code 02 (Over-temperature) effectively.
Fault Code 03
Battery Over-voltage
This training video will teach you how to identify, troubleshoot, and resolve Fault Code 03 (Battery Over-voltage) effectively.
Fault Code 04
Battery low-voltage
This training video will teach you how to identify, troubleshoot, and resolve Fault Code 04 (Battery low-voltage) effectively.
Blog Center
Useful Articles
How We Produce Your Order at SUNFLX: From Concept to Completion(Update 2026)
Powering the Future: Lithium-ion vs. Lead-Acid Batteries – Which Sparks the Brightest Future?(Update 2026)
The Ultimate Guide to Choosing the Best China Solar Inverter Manufacturer for Your Solar Energy Business (Update 2026)
Comment résoudre l'Onduleur et la batterie des problèmes de Communication ?
Everything You Need To Know About Solar Inverters（2026）
Practical Guide to Cross-Brand Inverter and Lithium Battery BMS Communication Compatibility Issue
Troubleshooting Solar Inverter Issues: Problems & Solutions Guide
