logo

3.6kW 3.84–15.36kWh Horizontal Stackable Solar Storage System – 25.6V LiFePO₄ for Home Backup & Off-Grid Use

Basic Properties
Place of Origin: China
Brand Name: Kingconn
Certification: IEC62109, UL1741, RoHS, FCC, EN61000
Model Number: Stackable 3.68kw+3.84kwh
Trading Properties
Minimum Order Quantity: 1
Payment Terms: T/T
Specifications
Rated Power: 3.6KVA / 3.6KW Input Voltage Range: 170–280VAC (PC) / 90–280VAC (Household)
Output Waveform: Pure Sine Wave Communication: RS232 / RS485 / CAN
LCD: Yes Nominal Capacity: 150Ah*N
Protection Rating: IP22
Product Description

3.6kW 3.84–15.36kWh Horizontal Stackable Solar Storage System – 25.6V LiFePO₄ for Home Backup & Off-Grid Use

Expandable 150–600Ah | 5kW PV Input | 10,000 Cycles | Mobile Wheels

Part 1 – Overview & Features

Product Introduction

The 3.6kW Horizontal Stackable Solar Storage System is a modular, all-in-one energy solution combining a 3.6kW hybrid inverter with 25.6V LiFePO₄ battery modules. Designed for residential and light commercial use, it powers household appliances such as TVs, air conditioners, and lighting — and can be expanded from 3.84kWh all the way up to 15.36kWh by simply stacking additional battery modules.

With its horizontal stackable design, built-in MPPT, and mobile wheeled base, this system is easy to install, easy to expand, and ready to deliver reliable backup power whenever you need it.


Key Features

  • Horizontal Stackable Design – Inverter and battery modules stack neatly; expand capacity anytime.

  • 4 Capacity Options – 3.84kWh / 7.68kWh / 11.52kWh / 15.36kWh.

  • 3.6kW Rated Output – Handles most household appliances with ease.

  • LiFePO₄ Battery – Safe, stable, and long-lasting lithium iron phosphate chemistry.

  • Up to 10,000 Cycle Life – Designed for over 10 years of reliable performance.

  • Built-in BMS – Full protection against overcharge, over-discharge, overcurrent, and temperature extremes.

  • Pure Sine Wave Output – Clean power safe for sensitive electronics.

  • High PV Input – Up to 5kW solar input, 100A max PV charging current.

  • Wide MPPT Range – 60–500Vdc, compatible with most solar configurations.

  • Multiple Communication Ports – RS232 / RS485 / CAN for seamless integration.

  • Fast Transfer Time – 10ms (PC) / 20ms (household) for uninterrupted backup.

  • Mobile Wheeled Base – Built-in universal wheels for easy relocation.

  • LCD Display – Real-time monitoring of system status and battery level.

3.6kW 3.84–15.36kWh Horizontal Stackable Solar Storage System – 25.6V LiFePO₄ for Home Backup & Off-Grid Use

Part 2 – Key Specifications (Table)

Inverter Specifications



Parameter Details
Model INV 3600
Rated Power 3.6KVA / 3.6KW
Max. PV Input Power 5KW
Max. AC Output Power 3.6KVA / 3.6KW
Input Voltage Range 170–280VAC (PC) / 90–280VAC (Household)
Output Voltage 220/230VAC ±5%
Output Waveform Pure Sine Wave
Transfer Time 10ms (PC) / 20ms (Household)
Peak Efficiency (PV to INV) 96%
Peak Efficiency (Battery to INV) 93%
MPPT Voltage Range 60–500Vdc
Max. PV Input Current 18A
Max. PV Charging Current 100A
Max. AC Charging Current 100A
Dimensions (mm) 450 × 420 × 150
Net Weight 12.3 kg
Communication RS232 / RS485 / CAN
LCD Yes

Battery Specifications



Parameter BAT 256150 BAT 256300 BAT 256450 BAT 256600
Nominal Capacity 150Ah 300Ah 450Ah 600Ah
Battery Energy 3.84kWh 7.68kWh 11.52kWh 15.36kWh
Rated Voltage 25.6V (8S) 25.6V (8S) 25.6V (8S) 25.6V (8S)
Discharge Cut-off Voltage 22V 22V 22V 22V
Charge Cut-off Voltage 26.6V 26.6V 26.6V 26.6V
Float Charging Voltage 27V 27V 27V 27V
Continuous Charge Current 100A 100A 100A 100A
Max. Discharge Current 150A 150A 150A 150A
Rated Output Power 3600W 3600W 3600W 3600W
Cycle Life 6,000 @ 90% DoD / 10,000 @ 80% DoD Same Same Same
Communication RS232 / RS485 / CAN Same Same Same
Protection Rating IP22 IP22 IP22 IP22
Operating Temp. -10°C to 55°C Same Same Same

3.6kW 3.84–15.36kWh Horizontal Stackable Solar Storage System – 25.6V LiFePO₄ for Home Backup & Off-Grid Use

Part 3 – Details & Convenience

Stackable. Expandable. Mobile.

The 3.6kW Horizontal Stackable System is designed for maximum convenience and flexibility:

  • Stackable Battery Modules – Start with 3.84kWh and stack up to 15.36kWh as your energy needs grow.

  • Mobile Wheeled Base – Built-in universal wheels make it easy to move the unit to any location.

  • Tool-Free Expansion – Add battery modules without complex rewiring or replacing the entire system.

  • Built-in LCD Display – Clear real-time readout of battery SOC, input/output power, and system status.

  • LED Status Indicators – ON/OFF, RUN, charge, and alarm lights for instant system diagnostics.

  • Multiple Communication Ports – RS232, RS485, CAN, and dry contact for seamless integration.

  • Built-in BMS – Intelligent battery management for safety and longevity.

  • Quiet Operation – Suitable for residential environments.

  • Horizontal Design – Low-profile, stable footprint ideal for garages, utility rooms, and basements.

Safety First

  • LiFePO₄ Technology – No thermal runaway, no fire risk.

  • Multi-Layer Protection – Overcharge, over-discharge, overcurrent, short-circuit, and temperature protection.

  • Rigorous Testing – Passed short circuit, overcharge, over-discharge, damp heat, and thermal shock tests.

  • IP22 Protection – Suitable for indoor installation.

  • Vibration & Shock Resistant – Designed for safe transport and installation.

3.6kW 3.84–15.36kWh Horizontal Stackable Solar Storage System – 25.6V LiFePO₄ for Home Backup & Off-Grid Use

Part 4 – Application Scenarios

Where Can You Use It?

🏠 Home Energy Storage
Store excess solar energy during the day and power your home at night. With 3.84–15.36kWh capacity and 3.6kW output, it can run lights, TVs, refrigerators, and small air conditioners.

🔌 Backup Power During Outages
With a fast 10–20ms transfer time, the system automatically switches to battery mode when the grid fails, keeping essential appliances running seamlessly.

🏢 Small Business & Offices
Keep computers, POS systems, security cameras, and lighting operational during power cuts. Ensure business continuity with reliable backup power.

🌞 Off-Grid & Remote Sites
Ideal for farms, remote cabins, and off-grid homes where grid access is limited or unavailable.

⚡ Solar-Plus-Storage Expansion
Already have solar panels? This system integrates seamlessly with existing PV setups, adding battery storage and grid backup capabilities.

🏕️ Mobile & Temporary Power
The wheeled base makes it easy to relocate — perfect for temporary installations, events, or mobile workspaces.

3.6kW 3.84–15.36kWh Horizontal Stackable Solar Storage System – 25.6V LiFePO₄ for Home Backup & Off-Grid Use