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WIT 28kW Commercial AC-Coupled Hybrid Inverter

WIT 28kW Commercial AC-Coupled Hybrid Inverter

Regular price $35,999.99 CAD
Regular price $45,999.99 CAD Sale price $35,999.99 CAD
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  • High Efficiency: Boasts a maximum efficiency of 98.00%, ensuring minimal energy loss and maximizing solar utilization.
  • Advanced Protection: Features comprehensive safety mechanisms, including AC/DC surge protection and battery reverse protection, for system security.
  • Smart Cooling: Utilizes smart air cooling technology to maintain optimal performance and extend the lifespan of the unit.
  • Environmental Durability: Rated IP66/NEMA 4X, the inverter is built to withstand harsh conditions, making it suitable for both indoor and outdoor use.
  • Flexible Connectivity: Supports RS485/CAN/USB for basic communications and offers optional RS485/4G/LAN-X for enhanced remote monitoring capabilities.
  • Wide Operating Range: Capable of functioning in environments ranging from -30°C to +60°C, accommodating diverse climates.
  • Robust Output: Delivers a continuous power output of 28kW, ideal for commercial solar energy systems requiring high power.
  • Global Certifications: Meets UL1741 and IEEE1547 standards, ensuring compliance with international safety and performance criteria.
  • Extended Warranty: Comes with a 5 to 7-year warranty, offering long-term reliability and peace of mind.
  • Comprehensive Monitoring: Advanced connectivity options enable thorough system monitoring and management, enhancing operational efficiency.
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  • Description
  • Includes
  • Specifications
  • FAQ
  • Downloads
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The WIT 28kW Commercial AC-Coupled Hybrid Inverter is designed for high-performance solar energy systems, offering an efficient and reliable solution for managing and enhancing solar energy storage and usage. This advanced inverter is part of the WIT series, specifically tailored for commercial applications that demand high power output and versatility in energy management.

Key Features:

  • High Efficiency: With a maximum efficiency of 98.00%, the WIT 28kW inverter ensures that a minimal amount of solar energy is lost during the conversion process, maximizing the energy available for storage or immediate use.
  • Robust Protection Mechanisms: Equipped with comprehensive protection features, including battery reverse protection, AC/DC surge protection, and more, it safeguards the solar energy system and connected devices against potential electrical issues.
  • Smart Cooling System: The inverter utilizes smart air cooling to maintain optimal performance levels even under high load conditions, extending the lifespan of the unit and ensuring consistent operation.
  • Durable and Weather-Resistant: Designed with an IP66/NEMA 4X rating, the WIT 28kW inverter is built to withstand harsh environmental conditions, making it suitable for both indoor and outdoor installations.

Technical Specifications:

  • Nominal Power Output: Delivers a continuous power output of 28kW, making it an ideal choice for commercial settings with substantial energy requirements.
  • AC Output Voltage and Frequency: Supports a nominal AC voltage of 208/220V and a frequency range of 45-65Hz, compatible with standard commercial electrical systems.
  • Max. Output Current: Designed to handle significant power demands with a robust output current capacity.
  • Operating Temperature Range: Operates efficiently across a wide temperature range from -30°C to +60°C, ensuring reliability across various climatic conditions.

Advanced Connectivity and Monitoring:

  • Comprehensive Interfaces: Comes equipped with RS485/CAN/USB for essential communication and offers optional RS485/4G/LAN-X for enhanced connectivity, facilitating easy system monitoring and management through various platforms.

Warranty and Certification:

  • Extended Warranty: Backed by a warranty of 5 years, demonstrating a strong commitment to quality and long-term performance.
  • Global Certifications: Meets critical standards like UL1741 and IEEE1547, ensuring compliance and suitability for a wide range of commercial applications globally.

The WIT 28kW Commercial AC-Coupled Inverter stands out as a top-tier solution for commercial solar installations, combining high efficiency, advanced protection, and smart features to optimize solar energy utilization. Whether for energy storage or direct use, this inverter delivers exceptional performance and reliability, making it an excellent investment for businesses looking to harness solar power effectively.

  • 1x WIT 28kW Commercial AC-Coupled Inverter: A high-efficiency solution for commercial solar energy systems, designed for optimal power management and energy storage.
  • 1x Installation Manual: Detailed instructions to guide you through the installation, operation, and maintenance of the inverter, ensuring smooth integration into your solar system.
  • 1x Communication Interface Module (Optional): For enhanced system monitoring and management, supporting RS485/CAN/USB and optional RS485/4G/LAN-X connectivity.
  • 1x AC Output Cable: High-quality cable provided for reliable connection to the electrical grid, supporting efficient energy distribution.
  • 1x Cooling System Information: Documentation on the smart air cooling feature, highlighting maintenance and operational guidelines to maximize efficiency and lifespan.
  • 1x Warranty Card: Comprehensive details on the 5-year warranty, covering terms, conditions, and claim procedures, ensuring your investment is protected.
  • 1x Set of Installation Accessories: Includes all necessary mounting hardware for secure and compliant installation of the inverter at your commercial facility.
  • 1x Safety and Certification Guide: Information on the inverter's compliance with industry standards such as UL1741 and IEEE1547, ensuring the safety and reliability of your solar energy system.

Technical Specifications


Specification Details
Nominal AC Power 28kW
Max. Efficiency 98.00%
Protection Mechanisms Battery reverse protection, AC/DC surge protection, Insulation resistance monitoring, Ground fault monitoring, Grid monitoring, Residual current monitoring unit, AC short-circuit protection, Anti-islanding protection
Cooling System Smart air cooling
Ingress Protection IP66/NEMA 4X
Operating Temperature Range -30°C to +60°C (>50°C derating)
Communication Interfaces RS485/CAN/USB, optional RS485/4G/LAN-X
AC Output Voltage and Frequency 208/220V, 50/60Hz
Max. Output Current Varies by model, up to 168.1A@208V for the highest capacity models
Dimensions and Weight 820x1350x510mm, approx. 720kg
Warranty 5 to 7 years
Certifications UL1741, IEEE1547, and compliant with various other standards


The WIT 28kW Commercial AC-Coupled Inverter has a rated power of 28kW, making it ideal for commercial solar energy systems requiring high power output.

With a maximum efficiency of 98.00%, the WIT 28kW Inverter ensures that most of the solar energy captured is converted into usable power, minimizing losses.

Yes, designed with an IP66/NEMA 4X rating, the WIT 28kW Inverter can operate effectively in a wide range of environmental conditions, from -30°C to +60°C.

The inverter supports RS485/CAN/USB interfaces for basic communication and offers optional RS485/4G/LAN-X for advanced connectivity, facilitating remote monitoring and management.

It features comprehensive protection mechanisms, including battery reverse protection, AC/DC surge protection, and more, safeguarding the solar system and connected devices.

The WIT 28kW Commercial AC-Coupled Inverter comes with a warranty of 5 to 7 years, providing long-term reliability and peace of mind for your investment.

The inverter utilizes smart air cooling to efficiently manage its temperature, ensuring optimal performance and extending the lifespan of the unit without the need for external cooling systems.

It meets global standards, including UL1741 and IEEE1547, certifying its suitability for a wide range of commercial applications and ensuring compliance with safety and performance criteria.



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