Sun-Pro 4kW | PV 5000 Hybrid Solar Inverter

The Sun-Pro 4kW Hybrid Solar Inverter is a compact yet powerful energy solution, engineered to bring high efficiency, smart monitoring, and user-friendly interaction to home and small commercial solar installations. With a rated output of 4000W, support for dual AC output, and a maximum PV input capacity of 5000W, this inverter is optimized for high performance in diverse energy environments.

It features a customizable RGB LED ring, a large 4.3-inch color LCD with touchable button interface, and built-in WiFi for real-time monitoring via mobile apps. The inverter supports both battery-based and battery-free operation, offering system flexibility. It also includes USB On-the-Go, BMS-ready communication ports, and built-in data logging functionality.

Whether used in off-grid, hybrid, or grid-tied applications, the Sun-Pro 4kW offers advanced load management, robust protection features, and high PV utilization through its dual MPPT input design.

Key Features

• Dual AC Output for Smart Load Management
  Separates essential and non-essential loads for optimized energy usage.

• Wide MPPT Range: 90V – 450VDC
  Flexible PV array configuration options for varied system sizes.

• Maximum PV Input Current: 27A x 2 (Max 40A)
  Supports high-efficiency solar modules with strong input current handling.

• Customizable RGB LED Ring
  Visual status indication with user-defined colors for quick diagnostics.

• 4.3” Full-Color LCD Display with Touchable Button
  Modern, intuitive interface for easy access to system information.

• Built-in WiFi for Mobile Monitoring
  Real-time monitoring and control through Android/iOS app.

• USB On-the-Go Function
  Convenient firmware upgrades and data log access via USB.

• Built-in Data Logging
  Stores event history directly within the inverter for diagnostics.

• Battery Management System (BMS) Support
  Reserved RS485, CAN-BUS, or RS232 ports for smart battery communication.

• Parallel Ready
  Supports connection of up to 6 units in parallel for greater system scalability.

• Replaceable Cooling Fan
  Facilitates long-term reliability and simplified maintenance.

• Advanced Safety Features
  Supports optional GFCI, AFCI, and Rapid Shutdown protection.

Technical Specifications

Model

• Sun-Pro 4kW

Rated Power

• 4000VA / 4000W

Input

• Nominal Voltage: 230 VAC

• Selectable Voltage Ranges:

  • 90–280V (Home Appliances)

  • 170–280V (Personal Computers)

• Frequency Range: 50Hz / 60Hz (Auto Sensing)

Output

• Voltage Regulation (Battery Mode): 230V ±5%

• Surge Power: 8000VA

• Waveform: Pure Sine Wave

• Transfer Time:

  • 10 ms (Personal Computers)

  • 20 ms (Home Appliances)

• Efficiency (Peak): 90–93%

Battery

• Battery Voltage: 24 VDC

• Floating Charge Voltage: 27 VDC

• Overcharge Protection: 33 VDC

• Battery-Free Operation: Supported

Solar Charger & AC Charger

• Charger Type: MPPT

• Maximum PV Array Power: 5000W

• MPPT Range: 90 – 450 VDC

• Maximum PV Input Voltage: 500 VDC

• Maximum PV Input Current: 27A x 2 (Max 40A)

• Maximum Solar Charge Current: 120A

• Maximum AC Charge Current: 100A

• Maximum Combined Charge Current: 120A

Physical

• Dimensions (D x W x H): 119 x 313.6 x 457.5 mm

• Net Weight: 10 kg

• Cooling: Smart fan (replaceable)

• LED Ring: Customizable RGB status indicator

Communication & Interfaces

• Interfaces: USB, RS232, RS485, WiFi, Dry-contact, BTS

• External CT Sensor Port: Yes (Built-in)

• USB OTG Support: Yes

• BMS Communication: Reserved RS485 / CAN-BUS / RS232

Environmental

• Operating Temperature: -10°C to 50°C

• Storage Temperature: -15°C to 60°C

• Humidity: 5% – 95% (non-condensing)

Certifications

• Safety Compliance: CE Certified

• Optional Protections:

  • GFCI (Ground Fault Circuit Interruption)

  • AFCI (Arc Fault Circuit Interruption)

  • Rapid Shutdown

Parallel Capability

• Supports Up to 6 Units in Parallel
  Scalable design for higher capacity systems or redundancy.