15KWh+6KW Newly Arrival Stacked ESS Lithium ion Battery

The 15kWh + 6kW Stackable All-in-One ESS is a home and small commercial energy solution that integrates a 6kW hybrid inverter with 3pcs 5KWh modular LiFePO4 battery system. Designed for flexibility and scalability, it allows users to start small and expand their energy capacity as needed.

🔋 Modular Stackable Battery Design
⚡ Support Up to 8pcs Battery Modules in Parallel,Scalable Up to 40kWh
🔌 Integrated 6kW Hybrid Inverter
⚙️ Plug & Play Installation
🔋Safe LiFePO4 Battery Technology
📱Built In Smart BMS Protection
🌿Grade A Cells,Higher reliability, longer lifespan, lower self-discharge

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15KWh+6KW Newly Arrival Stacked ESS Lithium ion Battery

Product Introduction

The stackable battery features a modular expansion design. Each module provides 5kWh capacity, allowing the total system to scale from 5kWh up to 40kWh. Flexible expansion ensures reliable power anytime.

Energy storage system connetion

This integrated solution combines the inverter and battery, eliminating the need for complex installations. It supports direct connection to PV panels, the grid, and additional power sources, offering flexibility and ease of setup for residential energy storage systems.

Grade A Cell Superior Performance and Lifespan

Grade A LiFePO₄ cells deliver excellent consistency, high safety, low internal resistance, and long cycle life with over 6000 cycles, ensuring stable and efficient performance for energy storage systems. With plug-and-play design and premium LiFePO₄ technology, the system is ideal for home backup, whole-house storage, and commercial applications, providing reliable, durable, and eco-friendly power solutions.

Built in Smart BMS Protection

The LiFePO4 battery in built Smart BMS,it can be achieved Monitors cell voltage, temperature, and state of charge in real time, optimizing performance and prolonging battery lifespan.

Designed for home and villas

Modular expandable design makes it ideal for homes and villas, allowing flexible capacity upgrades as energy needs grow. It provides reliable backup during power outages and helps reduce electricity costs, delivering a stable, efficient, and convenient energy solution for residential use.

Technical Data

If you have any questions during the browsing process, please feel free to contact us and communicate with us at any time.

	5kWh+6kW	10kWh+6kW	15kWh+6kW	20kWh+6kW
Model	WFS-5K1A-6KF1-X1	WFS-10K2A-6KF1-X1	WFS-15K3A-6KF1-X1	WFS-20K4A-6KF1-X1
Battery
Battery Type	LiFePO4 Battery
Rated Capacity	100Ah
Norminal Voltage	51.2V
Battery Energy	5kWh	10kWh	15kWh	20kWh
Voltage Range	42.0~58.0V
PV
Max.Power	8.5kW
Max.PV Voltage	500Vdc
MPPT Voltage Range	60~450Vdc
AC Output
Rated Power	6kW
AC Voltage	230Vac±5%
AC Frequency	50Hz/60Hz
Efficiency	≤94%
Transfer Time	<20ms
Waveform	Pure sine wave
AC Input
Rated AC Voltage	230Vac
AC Voltage Range	170~280Vac(for PC)90~280Vac(for Applis)
Frequency Range	50Hz/60Hz
General Parameters
Altitude	≤2000m
Humidity	5%~95%
Work Temperature	-10℃~50℃
IP Grade	IP20
Communication	RS485/WiFi

Related Case

Our solutions help homeowners cut costs and ensure reliable backup power.

Portable Energy Storage for On-the-Go Power

Tell Us Your Requirements

For more information about our energy storage solutions, including lithium batteries, ESS systems, and custom energy solutions, please feel free to contact our team. We are here to help.

Email jarily@wfs-china.com
WhatsApp 8613410956713
Phone +8613410956713
Address Room 01, Floor 9, Building 7, Taidong Science Park, No. 19 Longxing Road, Daya Bay West District, Huizhou Huizhou Guangdong China

15KWh+6KW Newly Arrival Stacked ESS Lithium ion Battery