SAJ 4kW 1-Phase Inverter, 2 MPPT, DC Switch Integrated, IP65 Requires AIO3 WIFI

Item Code: R5-4K-S2-15
Brand:

SAJ


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(6 available)
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SAJ is a leading manufacturer of solar inverters and energy storage solutions, specialising in innovative and sustainable technologies for residential, commercial, and industrial applications. Known for high-efficiency products, SAJ offers a comprehensive range of solar inverters, energy storage systems, and monitoring platforms designed to optimise energy efficiency and power generation. With a strong focus on renewable energy integration, SAJ’s solutions support the transition to clean energy, ensuring enhanced performance and reliable energy management. Committed to sustainability, SAJ delivers user-friendly, cutting-edge products and exceptional service to drive the global shift towards cleaner, greener energy solutions.

R5-4K-S2-15 - SAJ 4kW 1-Phase Inverter, 2 MPPT, DC Switch Integrated, IP65 Requires AIO3 WIFI

The SAJ 4kW 1-Phase Inverter is a high-efficiency solar inverter designed specifically for residential applications. With 2 MPPTs (Maximum Power Point Trackers), it optimizes energy harvest, ensuring superior performance even in varying sunlight conditions. The integrated DC switch provides enhanced safety and convenience, allowing easy isolation and maintenance. With an IP65 rating, this inverter is dust and water-resistant, making it suitable for outdoor installations in all weather conditions.

This inverter requires the SAJ-ESOLAR-AIO3 WiFi module for monitoring and connectivity, offering real-time system performance tracking and seamless integration into your solar energy system.

Key Features:

  • ​1-Phase Operation: Ideal for residential solar systems with single-phase electrical configurations.
  • Dual MPPTs (Maximum Power Point Trackers): Optimizes energy harvesting from two separate solar panel arrays, increasing efficiency and flexibility.
  • Integrated DC Switch: Enhances safety by providing a built-in DC disconnect switch for easy maintenance and system shutdown.
  • IP65 Rating: Fully protected against dust and water ingress, ensuring reliable outdoor operation.
  • Compact and Space-Saving Design: Easy to install in residential solar setups, even in tight spaces.
  • High Efficiency: Maximizes the usable power from solar panels, ensuring efficient energy conversion.
  • Advanced Monitoring: Allows real-time monitoring of system performance for better control and troubleshooting.
  • Durable Build: Designed to withstand harsh conditions and ensure long-term performance.
  • User-Friendly Interface: Intuitive and easy-to-use interface for seamless setup, configuration, and operation

Product Specifications: 

  • Model: R5-4K-S2-15
  • Operating Temperature Range: -40°C to +60°C
  • Rated AC Current: 17.4 A


  • 4kW 1ph, 2MPPT, DC Switch Integrated IP65- Datasheet.pdf / File size: 5.18 MB
  • 4kW 1ph, 2MPPT, DC Switch Integrated IP65- G98 Verification Report.pdf / File size: 0.72 MB
  • 4kW 1ph, 2MPPT, DC Switch Integrated IP65- User manual.pdf / File size: 2.37 MB
  • SAJ  Warranty Policy (EU).pdf / File size: 0.22 MB
  • Warranty registration SAJ.pdf / File size: 0.76 MB
Brand SAJ
Type Inverter
Power rating 3.6kW-4.0kW
Phase 1 Phase