Description
SolarMax Orion 4KW (SM-ORION-DUAL) is a high-performance off-grid solar inverter designed to deliver efficient and reliable power for residential and small commercial applications. With a rated power of 4000W and a surge capacity of 8000VA, it can easily handle moderate to heavy loads, ensuring uninterrupted power during outages.
This inverter is equipped with advanced MPPT (Maximum Power Point Tracking) technology, allowing it to extract maximum energy from solar panels. Supporting up to 5000W PV array power, a wide MPPT voltage range of 60–450VDC, and a maximum PV input voltage of 500VDC, it offers excellent flexibility for different solar system configurations.
The pure sine wave output ensures clean and stable electricity, making it safe for sensitive electronics such as computers, appliances, and office equipment. With a fast transfer time of 10ms–20ms, it provides seamless switching between power sources.
Designed for efficient battery management, the inverter operates on a 24V battery system and includes features like overcharge protection and optimized floating charge voltage to extend battery life. Its 120A maximum charging current ensures quick battery charging, reducing downtime during load shedding.
The SolarMax Orion 4KW also stands out with its multiple communication interfaces, including WiFi, USB, RS232, RS485, and dry-contact, enabling real-time monitoring and smart system control.
Built for durability, it operates effectively in harsh environments with a temperature range of -10°C to 50°C and humidity tolerance of up to 95%. With a compact design and a two-year parts replacement warranty, it provides long-term reliability and peace of mind.
Overall, the SolarMax Orion 4KW is an excellent choice for users seeking a powerful, efficient, and flexible off-grid solar inverter with modern features and strong performance.


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