Hoymiles: Open Energy for All

Company Overview

Hoymiles was established in 2012 and has grown to over 1600 global employees, with 31%+ of staff dedicated to R&D. The company operates 4 manufacturing bases and has installations in over 190 countries and regions, holding the position of the No. 2 microinverter supplier globally. Hoymiles achieved a revenue of 110 million USD in 2021, growing to 210 million USD in 2022 and projected to reach 280 million USD in 2023.

Our Journey

Hoymiles embarked on its open energy adventure over 12 years ago. Key milestones include:

2012: Hoymiles established.
2014: Launched 1x1, 1p* microinverter.
2015: Launched 2x1, 1p* microinverter.
2017: Launched 4x1, 1p* microinverter.
2019: Introduced Microinverter with reactive power control.
2020: Launched 1st generation residential storage system.
2021: Listed on the STAR Market, Shanghai Stock Exchange (688032). Introduced WiFi-integrated microinverter, 4x1, 3p* microinverter, and PCS for C&I and utility.
2022: Launched Microinverter with Sub-1G, Rapid shutdown device, 2nd generation residential storage system, C&I storage system, and Utility storage system.
2023: Introduced World's first 8x1 microinverter (5000W) and World's first AC-coupled micro storage. Launched 350kW string inverter.
2024: Started production in Mexico.

Microinverter Technology Platform Evolution

The evolution of Hoymiles' Microinverter Technology Platform includes MI, HM, HMS/HMT, and MiS/MiT series.

Global Presence

Hoymiles maintains a significant global presence with 4 Regional Business HQs (Hangzhou, Frankfurt, Dallas, Bangkok), 4 Manufacturing Bases (Hangzhou, Haining, Lishui, Monterrey), and 5 Distribution Centers & Warehouses (Hangzhou, Eindhoven, Los Angeles, Monterrey, Maceió).

Local Technical Support & Service Teams

Hoymiles provides local technical support and service teams in China, USA, LATAM (Brazil, Colombia, Mexico), APAC (Australia, India, Malaysia, Thailand), and EU (Belgium, Finland, France, Germany, Italy, Luxemburg, Netherlands, Portugal, Spain, UK). Support in LATAM (Chile), APAC (Pakistan, Philippines, Vietnam), and EMEA (Hungary, UAE, South Africa, Sweden) is planned for operation in 2025.

Research & Development

The company's technology foundation is built upon the "Regulation Mechanism and Topology Derivation Principle of High Step-Up Power Converters," which earned Dr. Yang Bo, CEO and founder, the prestigious Second Prize of the State Natural Science Award in 2016. Hoymiles' R&D labs are accredited by world-leading testing institutions: CSA Group, TÜV NORD, and BUREAU VERITAS.

Performance & Investment

Over 13% of revenue is allocated to R&D investment, with one-third of the workforce dedicated to the R&D team. Hoymiles microinverters deliver industry-leading energy conversion performance, achieving 97.5% Peak efficiency and 97% CEC efficiency, surpassing the industry average of 96.5% peak efficiency and 96% CEC efficiency.

Honors and Awards

Solar Inverter Contribution Enterprises (issued by TÜV Rheinland)
Solar Prosumer Award 2022-2024 (issued by EUPD Research)
GlocalINTop50 (issued by MIT Technology Review)

Supply Chain Excellence

Annual Manufacturing Capacity

Hoymiles boasts an annual manufacturing capacity of 5 million units for microinverters, 10 GWh for energy storage, and 10 GW for utility inverters.

Global Average Lead Time

The global average lead time is 3 weeks from manufacturing (with forecast) and 3 days from local warehouses (CN, EU & USA). Defect rates are kept below 180 dppm for microinverters.

Quality Control & Management Systems

Comprehensive quality control is ensured through advanced tracking, strict testing, and third-party verifications. Management systems are certified according to ISO/IEC 27001, ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and GB/T 29490-2013 standards.

Customer Service

Hoymiles achieves 96%+ Customer Satisfaction and resolves issues within 48 hours globally. Their service approach is Customer-focused, Full-lifecycle, and Professional & Efficient, supported by a network including Technical Call-Center, Field Service, Repair Center, CRM Warranty Management, Project Management, and Training Academy. The professional service network is delivered by factory-trained engineers worldwide, offering comprehensive technical support, a safety-first approach, and always-available customer care.

Sustainability Commitment

Green Development

Hoymiles supports global carbon reduction initiatives and promotes the energy transition goal by integrating solar energy into agriculture, livestock, and urban infrastructure, delivering sustainable power for traditional industries. The company also actively participates in green charitable causes.

Green Production

Headquarters and factories are powered by green energy. By optimizing energy efficiency and reducing emissions, Hoymiles creates a low-carbon production system that balances environmental responsibility with business growth.

People First

Hoymiles provides comprehensive benefits, career growth opportunities, and a clear path for advancement within a healthy, safe, and inclusive work environment, prioritizing the well-being of employees and their families.

Data & Privacy

Data and privacy protection are prioritized through a robust information security management system. Using access controls and encryption, Hoymiles products are certified for cybersecurity, ensuring the safety of core data and user information.

(German phrase from original document: Hoymiles wünscht dem Balkon-PV-Upcycling-Event viel Erfolg - Hoymiles wishes the Balcony PV Upcycling Event great success.)

Hoymiles Energy Solutions for All Scenarios in Solar & Storage

DIY Solutions

Hoymiles offers solutions for DIY solar and storage projects. Examples include:

Location: Germany, Capacity: 2.24kWh, Product: MS-A2
Location: Germany, Capacity: 1.6kW, Product: HMS-800W-2T
Location: Germany, Capacity: 800W, Product: HMS-800W-2T

Residential Solutions

Hoymiles provides AC-coupled and hybrid solar and storage solutions for residential applications. Examples include:

Location: England, Capacity: 6kW / 10kWh, Product: HYS-6.0LV-EUG1 / LB-10S-G1
Location: Malaysia, Capacity: 9.68kW, Product: HMS-2000-4T
Location: France, Capacity: 5kW, Product: HYS-5.0LV-EUG1
Location: Canada, Capacity: 17.6kW, Product: HMS-2000-4T-NA

Commercial & Industrial (C&I) Solutions

Hoymiles offers a range of C&I solar and storage systems. Examples include:

Location: Brazil, Capacity: 52kW, Product: HMT-2000-4T
Location: Thailand, Capacity: 80.76kW, Product: HMS-2000-4T
Location: Thailand, Capacity: 670kW, Product: HMT-2000-4T
Location: China, Capacity: 2.8MW, Product: HMS-2000-4T
Location: China, Capacity: 1MW / 2MWh, Product: HoyCore
Location: Philippines, Capacity: 5MW, Product: HRSD-2C
Location: Germany, Capacity: 100kW / 215kWh, Product: HoyUltra
Location: Mexico, Capacity: 1MW / 1.376MWh, Product: HoyCore

Utility Solutions

Hoymiles provides utility-scale solar and storage solutions. Examples include:

Location: China, Capacity: 18MW / 36MWh, Product: HoyPrime
Location: China, Capacity: 45MW / 133MWh, Product: HPCS1250N HoyPrime
Location: China, Capacity: 20MW / 40MWh, Product: HoyPrime
Location: China, Capacity: 50MW / 100MWh, Product: HoyPrime
Location: Latvia, Capacity: 10.32MW / 20.64MWh, Product: HoyPrime

	Hoymiles HF-800-WB HiFlow Series Microinverter User Manual Comprehensive user manual for the Hoymiles HF-800-WB HiFlow Series Microinverter, covering installation, setup, operation, troubleshooting, and technical specifications for residential solar PV systems.
	Hoymiles HMT-2250/1800-6T Quick Installation Guide A concise guide for the installation of Hoymiles HMT-2250/1800-6T solar microinverters, covering accessories, step-by-step installation, AC connection, and system energization.
	Hoymiles HMS-2000C-4T-NA Series Quick Installation Guide A comprehensive guide detailing the installation process for Hoymiles HMS-2000C-4T-NA Series microinverters. Covers accessory identification, step-by-step assembly of AC trunk cables, microinverter mounting, PV module connection, system energization, and monitoring setup.
	Hoymiles MiT-5000 High-Efficiency Microinverter for Solar Panels Discover the Hoymiles MiT-5000, the market's most efficient microinverter designed for high-power solar panels. Featuring an 8-module design for faster installation and lower costs, it supports up to 700 VA output and 20 A DC input. Includes advanced remote monitoring via Sub-1G wireless and S-Miles Cloud.
	Hoymiles Product Brochure for North America A comprehensive product brochure from Hoymiles detailing their range of microinverters, energy storage systems, data transfer units, and accessories for the North American market. It highlights product features, technical specifications, and project success stories.
	Hoymiles HMP Operating Guide User guide for the Hoymiles Monitoring Platform (HMP). Learn how to create accounts, manage solar plants and devices, configure export control, and optimize PV system performance with detailed step-by-step instructions.
	Hoymiles MS-A2 User Manual: Installation, Operation, and Safety Comprehensive user manual for the Hoymiles MS-A2 solar microinverter and battery system, covering packing list, product overview, technical specifications, installation, app usage, storage, maintenance, and safety guidelines.
	Hoymiles HMT-2000-4T Series Quick Installation Guide This guide provides essential steps for installing Hoymiles HMT-2000-4T series microinverters, including accessory identification, microinverter and AC trunk cable installation, AC connection, PV module connection, system energization, and monitoring setup.