CFE-Power Stream 4 All-in-One Portable Energy Storage System
3 kVA/3 kW Pure Sine Wave Output | 4.0 kWh LFP Battery | Modular Integrated Design | Home and Light Commercial Backup Power Solution

The CFE-Power Stream 4 is a compact floor-standing energy storage system that integrates an inverter, charger, and lithium iron phosphate (LFP) battery in one unit. With a rated output power of 3 kVA/3 kW and a battery capacity of 4.0 kWh, it delivers pure sine wave output and can seamlessly replace traditional 3 kVA generators. The system supports multiple charging sources, including solar PV, grid power, and generators, and features UPS-level switching in <10 ms. It is suitable for emergency power supply and daily energy storage needs in homes, shops, offices, and similar environments.

Product Features & Advantages

• Compact All-in-One Design
  Highly integrated inverter and battery system with a small footprint, easy to move and deploy, supporting plug-and-play operation and reducing installation complexity.

• Stable Pure Sine Wave Output
  Delivers clean output waveforms, compatible with various sensitive electronic devices such as computers, medical equipment, and POS systems, ensuring safe and stable power supply.

• Multi-Source Charging & Intelligent Management
  Supports solar charging (max. 3,500 W, MPPT efficiency 99%), grid charging, and generator charging, with automatic power source switching based on energy availability.

• Long-Lasting & Safe Battery System
  Equipped with an LFP battery offering a cycle life of up to 8,000 cycles. Integrated with a smart BMS for multiple protections including overcharge, over-discharge, and overtemperature.

• Silent, Eco-Friendly & Zero Emissions
  Operates quietly without fuel consumption or emissions, making it suitable for indoor use as a clean, low-carbon alternative to fuel generators.

• Easy Installation & Seamless Upgrades
  Can be directly connected between existing 220–230 Vac grids and critical loads without the need for rewiring, offering flexible and convenient deployment.

Application Scenarios

• Home Emergency Backup Power: Provides continuous power to refrigerators, lighting, routers, TVs, and other essential devices during power outages.

• Small Shops & Convenience Stores: Ensures uninterrupted power for critical equipment such as cash registers, surveillance systems, and lighting, avoiding business interruptions.

• Offices & Remote Workstations: Supports continuous operation of computers, network equipment, printers, and other devices for small teams working off-grid.

• Outdoor Activities & Temporary Power Supply: Ideal for markets, camping, temporary booths, and other scenarios requiring quiet and reliable temporary power.

• Solar-Assisted Energy Storage Systems: Paired with rooftop solar PV to store energy during the day for use at night, improving energy self-sufficiency.

Certifications & Compliance

The product has obtained the following international certifications:

• CE / RoHS / SAA / FCC / PSE (Compliant with multiple national safety and electromagnetic compatibility standards)

• UN38.3 (Lithium Battery Transportation Safety Certification)

• Manufactured under strict quality control systems to ensure compliance with international performance and safety standards