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  • Model: REG75020S
  • Input Voltage Range: 90Vac ~ 280Vac (L+N+PE), 100Vdc~400Vdc
  • Output Voltage Range: 50Vdc~750Vdc, with voltage adjustment step of 0.1Vdc
  • Constant Power Output Voltage Range: 350Vdc~750Vdc
  • Output Power: 7kW
  • Maximum Output Current: 20A
  • Dimensions: 87mm (height) × 177.5mm (width) × 385mm (depth)


The IMAX75020S is a DC charging module that adopts a patented circuit design and innovative process. This module is easy to integrate into portable chargers and features a wide constant power range, high efficiency, high power factor, high power density, and high reliability. The IMAX75020S features both single-phase AC input and DC voltage input. Its DC output voltage range is from 50Vdc to 750Vdc, with a constant power output as low as 350Vdc and an output power of 7kW. It is a charging module of international leading level.

Product Features

  • High Efficiency and Energy Saving
    • Wide constant power voltage range: 350Vdc~750Vdc constant power output
    • High efficiency: Patented topology, efficient operation across full load range
    • Ultra-low standby power consumption: <8W
  • Safe and Reliable
    • Built-in intelligent discharge circuit: Automatically discharges residual charge, ensuring high system reliability
    • Battery anti-reverse charging: Effectively protects the battery while ensuring safe and reliable system operation
  • Intelligent and Convenient
    • Fully digital control: Dual DSP design, highly reliable control
    • Portable application design: Easy to integrate, install, and assemble
  • Wide Compatibility
    • Compatible with AC/DC input: Meets various application scenarios
    • Wide input voltage range: 90Vac~280Vac, suitable for various power grids
    • Wide output voltage range: 50Vdc~750Vdc, compatible with various power batteries and energy storage batteries
    • Wide temperature range: -40°C ~ +75°C, suitable for various application scenarios
    • Unique three-proof design: Salt spray, moisture, and mold resistant, suitable for various application scenarios

Basic Parameters

  • Model: IMAX75020S
  • Input Voltage Range: 90Vac ~ 280Vac (L+N+PE), 100Vdc~400Vdc
  • Output Voltage Range: 50Vdc~750Vdc, with voltage adjustment step of 0.1Vdc
  • Constant Power Output Voltage Range: 350Vdc~750Vdc
  • Output Power: 7kW
  • Maximum Output Current: 20A
  • Dimensions: 87mm (height) × 177.5mm (width) × 385mm (depth)

AC Input

  • Input Voltage Range: 90Vac ~ 280Vac (L+N+PE), 100Vdc~400Vdc
  • Maximum Input Current: <32A
  • Frequency Range: 45Hz ~ 65Hz
  • Power Factor: ≥0.99
  • Efficiency (Full Load): >95%
  • THD: <5%

DC Output

  • Voltage Stabilization Accuracy: < ±0.5%
  • Current Stabilization Accuracy: ≤ ±1% (output load 20% ~ 100% rated range)
  • Output Current Limit: 0.1~20A continuously adjustable
  • Output Current: 0~20A
  • Constant Power Output Voltage Range: 350Vdc~750Vdc
  • Voltage Range: 50Vdc~750Vdc, with voltage adjustment step of 0.1Vdc
  • Output Power: 7kW

Working Environment

  • Working Temperature: <95%RH, no condensation
  • Altitude: 2000m, derating should be considered for use above 2000m
  • Cooling Method: Forced air cooling
  • Working Temperature: 40°C ~ +75°C, derating use above +55°C

Other Parameters

  • Dimensions: 87mm (height) × 177.5mm (width) × 385mm (depth)
  • Weight: ≤6kg
  • Communication Method: CAN bus
  • Mean Time Between Failures (MTBF): >500,000 hours
  • Compliant Standards: GB/T18487, NB/T33001, NB/T33008

Project Overview

SunCare Hospital, a leading healthcare institution committed to sustainable operations and patient well-being, partnered with us to transition its energy source to solar. The project involved the full design and installation of a customized solar power system to reduce operating costs, increase energy reliability, and support the hospital's green initiatives.

Project Objectives

This project was designed to meet the hospital’s energy needs while promoting sustainability, reducing costs, and ensuring uninterrupted service for patients and essential medical operations.

Key Results & Benefits

What We Delivered

We provided a complete solar solution tailored to the hospital’s needs, ensuring performance, safety, and long-term energy savings without disrupting daily operations.

Custom Energy Assessment

We analyzed usage patterns and infrastructure to design a system that meets specific energy needs.

Seamless Installation Without Disruption

Our team installed efficiently with zero interruption to hospital operations and strict safety procedures.

Tailored Solar System Design

We created a solar layout that maximizes efficiency while matching the hospital’s structure and goals.

Reliable Backup and Monitoring System

We integrated smart monitoring and backup support to ensure continuous power for critical medical equipment.

Our Impact

This project is more than just an energy upgrade, it is a commitment to health, sustainability, and community leadership. The SunCare Hospital solar installation reflects how renewable energy can enhance essential services without compromise.

Client Testimonial

"Working with Solarize was a smooth experience. Their team truly understood our hospital’s needs and delivered a solution that saves energy, ensures reliability, and supports our long-term sustainability goals."

Dr. Lisa
Director of Operations, SunCare Hospital
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