
CCS certified · Industrial frequency isolation · Anti-vibration design for offshore use

Integrated PCS bi-directional · Stable voltage & frequency output · Hybrid power management

3-phase output · High load capacity · Suitable for large vessel propulsion systems

PV + battery hybrid · Zero-emission auxiliary power · Remote monitoring enabled
The global marine inverter market is projected to exceed USD 3.8 billion by 2030, growing at a CAGR of over 7.2%. Increasing maritime trade, naval modernization programs, and the electrification of commercial fleets are key growth drivers. Asia-Pacific leads with the highest shipbuilding output, while Europe drives regulatory-compliant green vessel adoption.
International Maritime Organization (IMO) regulations, including MARPOL Annex VI and the Energy Efficiency Design Index (EEDI), are compelling shipowners to adopt cleaner power solutions. AC inverters that meet CCS (China Classification Society), DNV, and Lloyd's Register standards are increasingly mandatory for new vessel builds and retrofits.
From hybrid diesel-electric ferries to fully electric cargo vessels, the maritime industry is embracing electrification at scale. AC inverters serve as the critical bridge between DC battery banks, generators, and onboard AC loads — enabling seamless power conversion, load balancing, and energy recovery across all vessel types.
Modern vessels are transitioning from purely diesel-driven systems to hybrid and full-electric architectures. AC inverters with bidirectional PCS capability allow energy to flow between battery storage and the ship's AC bus, enabling regenerative braking during deceleration, peak shaving, and silent operation modes critical for naval and research vessels.
Next-generation marine AC inverters are integrating IoT connectivity, enabling real-time monitoring of power quality, load distribution, and fault diagnostics via cloud platforms. Remote firmware updates, predictive maintenance alerts, and integration with vessel energy management systems (VEMS) are becoming standard features demanded by fleet operators.
IMO's 2050 net-zero target is accelerating the adoption of LNG, hydrogen fuel cells, and solar-assisted power systems aboard ships. AC inverters compatible with multiple clean energy sources — including photovoltaic panels, wind turbines, and fuel cells — are becoming essential components in the green shipping ecosystem.
Saltwater corrosion, extreme vibration, humidity, and electromagnetic interference pose unique challenges at sea. The latest marine AC inverters feature IP65+ enclosures, conformal-coated PCBs, low-frequency isolation transformers, and wide operating temperature ranges (-20°C to +60°C) to ensure uninterrupted operation in the harshest maritime environments.
Shipbuilders and retrofitters increasingly demand modular inverter designs that can be scaled from small patrol boats to large cargo vessels without redesigning the entire power system. Plug-and-play modular inverter units allow flexible capacity expansion, simplified maintenance, and reduced spare parts inventory — a significant operational cost advantage.
The adoption of Silicon Carbide (SiC) and Gallium Nitride (GaN) power semiconductors is revolutionizing marine inverter efficiency. These materials enable switching frequencies above 100kHz, dramatically reducing transformer size and weight — a critical factor in space-constrained marine environments — while achieving conversion efficiencies exceeding 98%.
Bangzhao Electric Co., Ltd (Sandi Electric) is a company who was established in 2008 and specialized in developing and supplying of power products. The high performance of its products stems from the cutting-edge technology developed by the domestic top 100 engineers.
During the past 10 years, we have been providing the best system solutions of Lithium battery storage system, PCS bi-directional energy storage power supply, Pure sine wave inverter, Marine inverter, Vehicle Inverter, Solar pump inverter, Explosion-proof inverter, PV Inverter-Controller Integrate, PV combiner box, Solar charge controller, AC-DC charger, Static phase converter etc. to customers, it is widely applied in the industry of solar energy, wind power, water power, car, ship, train, hospital, aviation, automation, etc.
We believe that through our continuous efforts and pursuit, we can become one of the most influential enterprises between domestic big-power inverter manufacturers.
Bangzhao Electric Co., Ltd (Sandi Electric) regard technological innovation and best service as the fundamental of business development. The annual technology development investment cost is more than 20% of the annual sales, with an experienced and top professional research and development team, obtained a number of certificate and patent of power products, we are cooperation supplier of many famous companies.
💡 "Integrity, Rigorous, Pragmatic" — the continuous pursuit of Bangzhao Electrical. Facing today and the future, we will provide more professional and perfect services to the public who support and trust Bangzhao Electric (Sandi Electric).




A team with strong execution ability is a combative team. Action ability and execution ability are the factors that determine the success or failure of an enterprise.


Purchase directly from the manufacturer — competitive pricing, shorter lead times, and full traceability from production to delivery for your marine AC inverter orders.

Custom voltage outputs, enclosure ratings, communication protocols, and power ratings tailored to your specific vessel type and operational requirements.

Comprehensive global after-sales support including remote diagnostics, on-site technical assistance, and a full spare parts supply chain for marine inverter maintenance.

CCS, ISO, CE, and multiple international certifications ensure our marine AC inverters meet the strictest global maritime safety and performance standards.

Provide power for all electrical equipment on board. It needs to adapt to the complex environment at sea, ensure the stable operation of navigation, communication, living facilities, etc., frequency and voltage stabilisation, Low frequency isolation type, strong anti-interference ability, and conform to the approval of Classification Society CCS.
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The system uses solar panels to convert solar energy into electricity, which is stored in batteries to provide a stable, clean supply of electricity for the lives of islanders. Its independence ensures energy self-sufficiency on remote islands, reducing dependence on traditional fossil fuels. Our industrial frequency off-grid inverters and photovoltaic controllers are sustainable and adapted to the harsh environment of the islands.
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It utilises new photovoltaic energy generation technology and oil pumping units to achieve green and efficient oil extraction. The system converts solar energy into electricity through photovoltaic modules to provide stable and continuous power support for oil pumps, eliminating the need to rely on traditional fossil fuels and greatly reducing gas emissions.
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The new energy charging pile energy storage system, integrating inverter charging and energy storage technologies, provides green charging solutions for electric vehicles. The system utilises clean energy such as solar and wind to generate electricity and stores it through energy storage equipment to ensure stable power supply to charging facilities.
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Solar water pumping system, using pure photovoltaic direct drive three-phase AC water pump, can be combined with utility power complementary. The system converts solar energy into electricity through solar panels, which is supplied to the water pump in real time to achieve efficient pumping for irrigation or water supply.
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A hybrid power architecture combining diesel generators with lithium battery storage and a marine AC inverter bridge — enabling peak shaving, load optimization, and significant fuel savings for commercial vessel operators on extended voyages.
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Our marine AC inverters and power solutions are trusted by shipbuilders, fleet operators, offshore platforms, and energy companies across Asia-Pacific, Europe, the Middle East, Africa, and the Americas. With a robust global distribution and service network, we ensure local support wherever your vessels operate.
Contact Bangzhao Electric (Sandi Electric) today for a customized marine AC inverter solution. CCS certified, factory direct, and backed by 16+ years of marine power expertise.
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CCS certified · Low frequency isolation · Anti-salt spray · Wide input DC range

PCS bi-directional · Modular design · BMS integrated · CCS approved

3-phase 380V output · High surge capacity · Suitable for propulsion auxiliary loads

MPPT solar charging · Off-grid capable · Dual input DC/PV · Vessel-grade enclosure

Generator + battery hybrid · Peak shaving · Fuel saving · Seamless switchover

High efficiency charging · Shore power compatible · Waterproof IP65 · Wide voltage range

ATEX rated · For hazardous zones on tankers and offshore platforms · Intrinsically safe design

Compact lightweight design · For small vessels and yachts · 12V/24V/48V DC input options