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Three-phase solar inverter
Industry type:Productivity and energy
Product model number:M250HV
award 3

Delta's M250HV Three-Phase Solar Inverter features 12 sets of MPPTs and an ultra-wide MPP voltage range to help maximize power generation in outdoor or environments with rough terrains or uneven sunshine. Its industry-leading 99% power efficiency maximizes its power generation ability. The patented Pro EL Mode solar module detection as well as IV curve diagnosis to improve the efficiency of maintenance. String fuses, surge protection, leakage protection, and Arc-Fault detector ensure comprehensive safety protection for practical applications.

In real environments, the M250HV is designed for easy handling and easy installation. It can also be connected wirelessly to the DeltaSolar platform for remote monitoring and firmware updates, according to the needs of users.

Delta's M250HV Three-Phase Solar Inverter is developed and designed with power generation efficiency, protection, and user-friendliness in mind to provide the best renewable energy solution for users around the world.


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Delta, founded in 1971, is a global provider of switching power supplies and thermal management products with a thriving portfolio of smart energy-saving systems and solutions in the fields of industrial automation, building automation, telecom power, data center infrastructure, EV charging, renewable energy, energy storage and display, to nurture the development of smart manufacturing and sustainable cities. As a world-class corporate citizen guided by its mission statement, “To provide innovative, clean and energy-efficient solutions for a better tomorrow,” Delta leverages its core competence in high-efficiency power electronics and its CSR-embedded business model to address key environmental issues, such as climate change. Delta serves customers through its sales offices, R&D centers and manufacturing facilities spread over close to 200 locations across 5 continents.


To highlight Delta’s products and services in the market, we designed this CI to represent the spirit of Delta. It conveys our corporate mission of“environmental-friendly, energy-saving, and earth loving” and the commitment to continue provide highly efficient and reliable energy-efficient solutions to the customers. The triangle of Delta’s brand CI derives from the Greek alphabet delta "Δ” , standing for change. The circle within the triangle symbolizes the atomic totem, which conveys the idea that Delta started its business with power electronics in high tech industry, and extends into the areas of energy management and smart green life. The color blue represents rational thinking, stability and reliability, a symbol of our efficient and reliable commitments to the clients and customers.

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Award winning products in the past (1)