Certified, reliable and efficient inverters engineered for Thailand's solar, industrial and off-grid power needs.
Suzhou Maili Electric Appliance Co., Ltd. is a professional manufacturer of inverters, chargers, and battery isolators. Having three complete production lines and over 13 years of technical experience, we deliver stable, efficient, innovative and refined power solutions to customers worldwide.
We have achieved outstanding results in the modified vehicle industry including RVs, ambulances, and industrial supporting industries. More than 200 cooperative enterprises support us to go further in this industry — including Volkswagen, Jiangling Motors, BYD, and others.
PASSPOWER is derived from the Chinese word "Beyond Energy", meaning "we are in the field of new energy" — committed to powering Thailand's clean energy future.
Thailand is one of Southeast Asia's fastest-growing markets for renewable energy and industrial power solutions. The demand for reliable low frequency inverters is surging across multiple sectors.
Thailand's government has committed to achieving 30% renewable energy by 2030 under the Alternative Energy Development Plan (AEDP). Low frequency inverters are essential components in solar off-grid and hybrid systems deployed across rural provinces like Chiang Rai, Mae Hong Son and the southern islands where grid access is limited.
Thailand's Eastern Economic Corridor (EEC) has attracted massive industrial investment. Factories in Rayong, Chonburi and Pathum Thani rely on stable, uninterruptible power. Low frequency inverters with pure sine wave output protect sensitive CNC machines, automation systems and medical equipment from power fluctuations.
Thailand's growing tourism and outdoor recreation culture has driven demand for RV and campervan conversions. Low frequency inverters power air conditioners, refrigerators and entertainment systems in motorhomes traveling through national parks and coastal destinations across the country.
Remote villages in northern and northeastern Thailand still face unreliable grid power. Low frequency inverters paired with solar panels and battery banks provide clean, stable electricity for homes, schools and community centers — supporting Thailand's universal electricity access goals.
Thailand's Ministry of Public Health mandates uninterruptible power for medical facilities. Low frequency inverters are deployed in ambulances, mobile clinics and rural hospitals throughout provinces like Khon Kaen, Udon Thani and Nakhon Ratchasima to ensure life-critical equipment operates reliably.
Thailand aims to have 30% of all vehicles be electric by 2030. High-voltage low frequency inverters (DC 540V) are increasingly used in EV charging stations and onboard power conversion systems, supporting PTT, EA and EGAT's expanding EV charging networks across Bangkok and major highways.
Thailand's rooftop solar market grew over 40% year-on-year in 2023–2024. Low frequency inverters with integrated battery chargers are the preferred choice for solar-plus-storage installations due to their superior surge capacity, longer transformer lifespan and compatibility with lead-acid and lithium battery banks.
The shift from lead-acid to lithium iron phosphate (LiFePO4) batteries is accelerating in Thailand. Modern low frequency inverters from Maili support BMS communication and programmable charging parameters, making them ideal for next-generation energy storage systems in commercial and residential settings.
Thailand's industrial parks are increasingly requiring three-phase power backup solutions. Maili's 10KW–12KW three-phase low frequency inverters (190V/380V output) are gaining traction in factories, data centers and commercial buildings across the EEC zone, replacing older UPS systems with more efficient alternatives.
Thailand's TISI (Thai Industrial Standards Institute) and regional procurement bodies are increasingly requiring CE, CB and RoHS certifications for imported inverters. Maili's full certification portfolio ensures seamless market entry and compliance for Thai distributors and system integrators.
Thailand's Smart City initiatives in Bangkok, Phuket and Chiang Mai are driving demand for inverters with remote monitoring capabilities. LCD display inverters with communication interfaces enable real-time power management, predictive maintenance and integration with building energy management systems.
Thai system integrators and EPC contractors increasingly require OEM-customized inverters tailored to specific project requirements. Maili's no-MOQ policy and full customization capability — covering size, appearance, voltage range and communication protocols — make us the ideal manufacturing partner for Thailand's project market.
We focus on providing customers with a variety of customized services, and can meet various needs such as product size, appearance, color, function, etc., and there is no MOQ limit. Our inverters are battle-tested in Thailand's tropical climate — high humidity, high temperature and voltage fluctuation environments.
Inquiry NowThree dedicated R&D teams, two sales teams, and customers in over 50 countries. Our engineers continuously optimize inverter performance for tropical operating conditions.
Trusted by Volkswagen, Jiangling, Mitsubishi, XCMG, Chery, BYD and 200+ enterprises worldwide. Proven quality in the most demanding automotive and industrial applications.
No MOQ restrictions. Custom voltage, frequency, housing, color, LCD interface and communication protocols available. Perfect for Thai OEM and system integration projects.
CE, RoHS, CB, SAA, ISO9001 — all major international certifications obtained. Fully compliant with Thailand's TISI standards and ASEAN regional requirements.
From Bangkok's industrial estates to Chiang Mai's off-grid resorts and southern island solar projects — Maili inverters power Thailand's diverse energy needs.






Engineered for Thailand's solar off-grid, hybrid and backup power system requirements — pure sine wave output perfect for sensitive loads.

Perfect for sensitive loads including medical equipment, precision instruments and variable-speed motor drives used in Thailand's industrial and healthcare sectors.

Complete solar off-grid solution combining inverter, MPPT charger and battery management for Thailand's rural electrification and island resort projects.

Complete wiring and system integration diagram for solar panel, battery bank, inverter and load connections — optimized for Thailand's 220V/50Hz grid standard.

Seamless switching between solar power and AC grid/generator backup — essential for Thailand's areas with frequent power outages or limited grid access.

(EMC)CE

(LVD)CE

IP30

RoHS

Certificate SAA

DE-6-G6241078

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Certificate

EFSH23110278-IE-01-L02

EFSH23110278-IE-04-L01
Over 200 cooperative enterprises worldwide trust Maili inverters in their products and projects.
Explore our full range of CE/RoHS certified pure sine wave inverters — from 1KW portable units to 12KW three-phase industrial systems.
Whether you are a Thai distributor, system integrator, EPC contractor or end-user — Maili offers customized low frequency inverter solutions with no MOQ, fast delivery and full technical support.
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