Foxtech Solar specialize in providing more safety and green all in one energy storage system since 2015.
Our hot sell 3KW 5KW residencial ESS has many good features :
* Elegant and safe green solar storage system for home ;
* Long term partner with CATL battery;
* 2.56KW lithium iron battery per pack(2-4 packs as optional);
* Easy installing and maintenance ;
* Green and beautiful intergrated photovoltaics for your house .
The Foxtech 3KW/5KW All-in-One Off-Grid Solar Power Storage System with CATL Battery combines high-efficiency solar inverters and reliable CATL lithium batteries to deliver stable and long-lasting energy storage for off-grid applications. Its compact design integrates energy conversion, storage, and management into a single unit, ensuring easy installation and seamless operation. Key features include intelligent energy management, high conversion efficiency, robust safety protections, and scalable capacity, making it ideal for sustainable and independent power solutions.
Foxtech is a leading innovator in renewable energy solutions, specializing in high-performance off-grid solar power systems. With a strong commitment to quality and sustainability, Foxtech integrates advanced CATL battery technology to deliver reliable, efficient, and long-lasting energy storage. The 3KW/5KW All-in-One Off-Grid Solar Power Storage System exemplifies Foxtech’s dedication to empowering users with clean, independent power. Designed for seamless installation and robust performance, this system supports diverse applications, from residential to remote locations. Foxtech’s expertise ensures customers receive cutting-edge, eco-friendly energy solutions that promote energy security and a greener future.
Foxtech is a leading innovator in renewable energy solutions, specializing in cutting-edge off-grid solar power systems. With a strong commitment to sustainability and reliability, Foxtech’s 3KW/5KW All-in-One Off-Grid Solar Power Storage Systems integrate high-performance CATL batteries to deliver efficient, long-lasting energy storage. Designed for seamless installation and robust performance, these systems empower users to achieve energy independence with clean, renewable power. Foxtech’s expertise and dedication to quality make it a trusted partner for both residential and commercial solar energy applications, providing advanced technology that supports a greener, more sustainable future.
Product Introduction
All in one solar storages system cosists of high efficiency mono half cut 144 cells 450-650w solar panels ,Hybrid inverter Blue-S 3680 D or
Blue -S 5000D, CATL 100ah /3.2 v Lithium iron battery pack ,PV mounting bracket, PV cable , AC combiner box etc ,.
The hybrid solar power system working principle as the following :

Product Information
All in One Solar System with Top 1 storage battery brand--CATL
| Capacity | FX-3240 S | FX-4320 S |
| Solar Module | 540w* 6pcs | 540w* 8 pcs |
| Hybrid Inverter Model | Blue-S 3680 | Blue-S 5000D |
| Max DC Voltage | 580V | 580V |
| Normal Voltage | 400V | 400V |
| MPPT Voltage Range | 184-550V | 230-550V |
| Number of MPP tracker | 2 | 2 |
| Max.input Current per MPPT | 15 A | 15 A |
| Max.short -Circuit Currentper MPPT | 18 A | 18 A |
| Normal AC output power | 3680 W | 4999 W |
| Normal AC voltage | 230Vac | 230Vac |
| AC Grid Frequency Range | 50/60 Hz | 50/60Hz |
| Battery Types | LFP (LiFePo4 ) | LFP(LiFePo4 ) |
| Normal Battery Voltage | 51.2 V | 51.2 V |
| Max Charging Voltage | 57.6 V | 57.6 V |
| Battery Capacity | 100-400Ah | 100-400Ah |
| Max PV Efficiency | 97.6 % | 97.6 % |
All in one 3KW 5KW Solar Storage System Details
Manufacturing Process
Our Certificate
Project Cases
2MW Commericial Rooftop in Tailand
5KW Solar Storage Project in Poland
Foxtech Solar was founded on the desire to create a solar cleaning energy life for the world – including solar modules, lithium batteries, solar inverter, solar power system.
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