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US Standard 3.6KW All-in-One Energy Storage – 7.68KWH LiFePO₄, 120V Output, 10,000 Cycles

Basic Properties
Place of Origin: China
Brand Name: Kingconn
Certification: IEC62109, UL1741, RoHS, FCC, EN61000
Model Number: US 3.68kw+7.68kwh
Trading Properties
Minimum Order Quantity: 1
Payment Terms: T/T
Specifications
Model: US 3.68kw+7.68kwh Rated Power: 3.6KVA / 3.6KW
Output Voltage: 120VAC Output Waveform: Pure Sine Wave
Capacity: 300Ah / 7.68KWH Cycle Life: 6,000 Cycles (≥90% DOD) / 10,000 Cycles (≥80% DOD)
Communication: RS485, Dry Contact Grid-Tie Mode: Off-Grid
Product Description

US Standard 3.6KW All-in-One Energy Storage – 7.68KWH LiFePO₄, 120V Output, 10,000 Cycles

Part 1: Product Overview & Key Features

Compact All-in-One Energy Storage – 3.6KW Power + 7.68KWH Capacity

The INV-243600 All-in-One Battery Inverter System is a compact, high-performance energy storage solution designed specifically for the North American market with 120V output. Combining a powerful 3.6KW inverter with a 7.68KWH LiFePO₄ battery bank in a single integrated unit, this system delivers reliable, clean power for household appliances including televisions, air conditioners, lighting, and more.

Engineered with advanced voltage, current, and temperature protection, this all-in-one system offers a plug-and-play experience that eliminates the complexity of separate component integration. Whether you're looking to reduce electricity bills, ensure backup power during outages, or maximize self-consumption of solar energy, this compact system delivers exceptional performance, safety, and peace of mind – all in a space-saving design.


🔑 Key Features at a Glance



Feature Benefit
All-in-One Integrated Design Inverter + Battery in one compact unit – saves space and simplifies installation
North American Standard 120V output – designed specifically for the US market
High-Capacity LiFePO₄ Battery 7.68KWH usable energy – powers essential home loads through outages
Powerful 3.6KW Inverter 3.6KVA / 3.6KW pure sine wave output – runs multiple appliances simultaneously
High-Efficiency MPPT 5,000W PV input, 40–450VDC wide voltage range – flexible panel configuration
Fast Charging Up to 100A solar charging + 100A grid charging – quick recharge
Dual AC Outputs Two independent AC output channels via universal sockets – flexible load management
Intelligent Battery Activation Supports activation via PV or mains – no complicated startup procedures
RS485 Communication BMS-ready for seamless lithium battery monitoring
Comprehensive Protection Over-voltage, under-voltage, over-current, short-circuit, over-temperature, and more
Exceptional Cycle Life 6,000 cycles @ ≥90% DOD; 10,000 cycles @ ≥80% DOD – built to last

Part 2: Key Technical Specifications



Category Parameter Specification
Inverter Rated Power 3.6KVA / 3.6KW

Output Voltage 120VAC

Output Waveform Pure Sine Wave

Frequency 60Hz

Peak Efficiency Up to 96%

Switching Time (EPS) 10–20ms
PV Input Max Input Power 5,000W

MPPT Voltage Range 40–450VDC

Max Open Circuit Voltage 500VDC

Max Input Current 16A
Charging Max PV Charging Current 100A

Max Mains Charging Current 100A

Max Total Charging Current 100A
Battery Chemistry LiFePO₄

Capacity 300Ah / 7.68KWH

Rated Voltage 25.6V

Cycle Life 6,000 cycles (≥90% DOD) / 10,000 cycles (≥80% DOD)
General Communication RS485, Dry Contact

Grid-Tie Mode Not Supported (Off-Grid)

Parallel Function Not Supported

Dimensions (L×W×H) 740 × 400 × 240 mm

Package Dimensions 775 × 473 × 420 mm

Net / Gross Weight 67.5 / 80.5 kg

Operating Temperature -10°C ~ 55°C

Storage Temperature -15°C ~ 60°C

Humidity 5% ~ 95% RH (non-condensing)

Altitude ≤ 4,000m

IP Rating IP21
Protection BMS Features Over-charge, over-discharge, over-current, short-circuit, over-temperature protection

Part 3: Detail Highlights – Designed for Simplicity

🏗️ All-in-One Integration – No Complex Setup

Unlike traditional systems that require separate inverters, batteries, and wiring boxes, the INV-243600 integrates everything into a single, sleek, compact unit. No need to match components from different brands or worry about compatibility. Simply connect your solar panels and grid input, and you're ready to go. This plug-and-play design significantly reduces installation time and eliminates the hassle of complicated system configuration.

🇺🇸 North American Standard – 120V Output

Specifically designed for the US and North American markets, this system delivers 120VAC pure sine wave output at 60Hz – perfectly matching your household electrical standards. No voltage conversion needed, no compatibility issues. Plug in your appliances and enjoy clean, reliable power instantly.

🔌 Intelligent Lithium Battery Activation

Say goodbye to complex startup procedures. The system supports automatic battery activation via PV input or mains power, allowing for effortless commissioning. Even if the battery is deeply discharged, the system can be revived without special tools or technical expertise – a feature that makes maintenance simple and stress-free.

US Standard 3.6KW  All-in-One Energy Storage – 7.68KWH LiFePO₄, 120V Output, 10,000 Cycles

⚡ Dual AC Outputs for Smart Load Management

The system features two independent AC output channels via universal sockets, each delivering 3.6KW. This design allows you to prioritize critical loads, separating essential appliances (refrigerators, lighting, medical devices) from non-essential ones. In case of overload, only the less critical channel is affected, keeping your essentials running.

🛡️ Comprehensive BMS Protection – Safety First

The built-in Battery Management System (BMS) continuously monitors voltage, current, and temperature at the cell level, providing multi-layer protection:



Protection Type Threshold
Over-charge Protection Cell voltage ≥ 3.65V ± 0.05 (0.5s delay)
Over-discharge Protection Cell voltage ≤ 2.7V ± 0.05 (0.5s delay)
Over-current Protection ≥ 1.1% of rated current
Short-circuit Protection Instant cut-off
Over-temperature Protection Active monitoring

The BMS ensures the battery operates within safe parameters at all times, significantly extending service life and preventing hazardous conditions.

🔋 Exceptional Battery Life – 10,000 Cycles

With an impressive cycle life of 10,000 cycles at 80% DOD and 6,000 cycles at 90% DOD, this system is built to last over a decade of daily use. The LiFePO₄ chemistry ensures superior thermal stability and safety, giving you peace of mind for years to come.

US Standard 3.6KW  All-in-One Energy Storage – 7.68KWH LiFePO₄, 120V Output, 10,000 Cycles

🔧 Minimal Maintenance – Built to Last

  • No regular maintenance required – LiFePO₄ chemistry is inherently stable and maintenance-free

  • Durable metal housing – protects internal components from physical damage

  • Rigorous quality testing – each unit undergoes strict safety testing including short-circuit, over-charge, and thermal shock tests

  • Long storage life – simply recharge every 3 months during long-term storage (recommended SOC: 40%~60%)


Part 4: Application Scenarios

🏠 Residential Home Energy Storage

Pair with rooftop solar panels to store excess daytime energy for use during peak tariff hours or at night. With 7.68KWH of storage, you can keep essential appliances running through the evening and early morning, significantly reducing electricity bills and increasing energy independence. Perfect for powering refrigerators, TVs, lighting, fans, and small air conditioners.

🔦 Emergency Backup Power (EPS/UPS)

With an ultra-fast switching time of 10–20ms, the system seamlessly transitions to battery power during grid outages. Keep your home office, medical devices, security systems, and essential appliances running without interruption – ideal for areas with frequent blackouts, hurricanes, or unstable grid conditions.

☀️ Off-Grid & Remote Living

Perfect for cabins, cottages, RVs, or remote locations without reliable grid access. When combined with sufficient PV panels (up to 5,000W input), this system provides reliable 24/7 power for daily living, water pumps, and communication equipment.

🏢 Small Commercial & Retail Use

Power small businesses, retail kiosks, food trucks, or workshops with reliable, clean energy. The 3.6KW continuous output handles moderate commercial loads while reducing operational energy costs.

🌍 Regions with Unstable Grids

Specifically designed for markets where power outages are common – the wide DC input voltage range (40–450VDC) and pure sine wave output make it adaptable to various solar panel configurations, ensuring reliable power when you need it most.

🔋 Solar Self-Consumption Maximization

If you already have solar panels but want to store excess energy instead of wasting it, this system is your perfect partner. The advanced MPPT tracker with 40–450VDC range works with most panel configurations, ensuring you capture as much solar energy as possible.


Ready to power your home or business with reliable, integrated energy storage? Contact our team for personalized system sizing and configuration recommendations.