A Mastervolt inverter is an essential component in marine electrical systems, converting DC power from batteries into AC power to operate various appliances and devices onboard yachts and boats.
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1-2 weeks delivery time The Mastervolt AC Master Inverter is a reliable solution for converting 12V or 24V DC power into a stable 230V AC supply, ideal for powering sensitive onboard equipment. With its pure sine wave output, it ensures smooth operation of multimedia systems and other electronics. Compact, lightweight, and designed for heavy-duty use, the AC Master series features a waterproof casing and universal outlets for worldwide compatibility.
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€ 2.448,38
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1-2 weeks delivery time The Mastervolt Mass Sine Inverter provides stable 220V/50Hz AC power from 12V or 24V DC sources, making it perfect for powering household appliances onboard vessels. With advanced features like automatic standby and scan modes, this inverter ensures efficient energy management and seamless operation, even during peak power demands.
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€ 2.339,54
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1-2 weeks delivery time The Mastervolt 24012000 Mass Sine 12/2000 is a robust pure sine wave inverter built for professional-grade 230V/50Hz AC output from a 12V battery bank. Delivering 2000W continuous (1800W nominal) with 4000W peak load capacity, it features high-frequency switching, 92% efficiency, and rugged construction. Designed for 24/7 operation in mobile, marine, and industrial environments, it supports external switching (Masterswitch/Systemswitch) and integration into smart systems via optional MasterBus interfaces. With a compact 420 x 318 x 130 mm footprint and passive/forced cooling, it excels under harsh thermal and electrical conditions.
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€ 2.381,45
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1-2 weeks delivery time The Mastervolt 24022500 Mass Sine 24/2500 is a robust and reliable inverter delivering 2500W (2000W continuous) of pure sine wave AC power at 230V/50Hz from a 24V battery source. Built for heavy-duty 24/7 operation, it provides high surge capacity (up to 5000W), 92% efficiency, and is galvanically isolated. Designed for integration into marine, mobile, or industrial systems, it supports MasterBus connectivity (via optional interface), silent fan-assisted cooling, and automatic energy-saving mode. At just 10.1 kg, it’s a compact and professional solution for demanding power environments.
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€ 3.119,16
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1-2 weeks delivery time The Mastervolt 28010502 AC Master 12/500 is a compact and efficient pure sine wave inverter that delivers 230V AC output at 500W continuous power (800W peak) from a 12V battery. Designed for recreational and light-duty professional use, it features an IEC output socket, high-frequency switching for silent operation, and automatic energy-saving mode. Ideal for mobile homes, service vehicles, or holiday setups, it ensures safe and stable power for sensitive electronics. At just 1.22 kg and 210 x 130 x 60 mm in size, this inverter is easy to install, fully protected, and CE/E-mark/ABYC certified.
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€ 336,60
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1-2 weeks delivery time The Mastervolt 28010700 AC Master 12/700 is a pure sine wave inverter delivering 700W continuous output at 230V from a 12V battery, with peak capability up to 1230W. Designed for recreational and light-duty professional use, it offers compact installation, silent operation via temperature-controlled fan, and reliable protection systems. Its Schuko plug connection makes it quick to deploy, while high-frequency switching ensures 91% efficiency. This inverter is ideal for powering sensitive electronics and appliances on boats, RVs, and mobile work vehicles.
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€ 564,09
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1-2 weeks delivery time The Mastervolt 28012500 AC Master 12/2500 delivers robust 2500W continuous pure sine wave power at 230V from a 12V battery system. Designed for heavy recreational and semi-professional applications, it features Schuko and hardwired AC output, integrated transfer switching, and peak power up to 4000W. High-frequency isolation ensures quiet, efficient operation, while smart protections and optional MasterBus integration provide advanced control. Suitable for standalone, parallel, or 3-phase configurations (up to 15 units), it’s ideal for mobile workshops, service vehicles, and off-grid setups requiring stable and clean AC power.
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€ 1.948,07
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1-2 weeks delivery time The Mastervolt AC Master 24/500 (28020502) is a compact and reliable sine wave inverter delivering 500 W of continuous AC power at 230 V from a 24 V battery. Ideal for both mobile and off-grid use, it ensures smooth operation of sensitive electronics thanks to its pure sine output. With a 91% efficiency, peak loads up to 800 W, and automatic energy-saving features, it's perfect for recreational and semi-professional setups. Includes a universal IEC outlet and built-in protections for over-temperature, overload, and voltage anomalies.
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€ 336,60
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1-2 weeks delivery time The Mastervolt MasterBus Mass Inverter Interface (77030700) enables full integration of Mass Sine inverters into a MasterBus network. This compact module allows remote monitoring and control of the inverter from MasterBus-compatible devices such as the EasyView 5 or a PC. Delivered with all necessary connection accessories, it is ideal for upgrading standalone inverter setups into fully networked energy systems.
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€ 231,13
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1-2 weeks delivery time The Mastervolt AC Master 12/300 (28010302) is a compact, pure sine wave inverter delivering 230V AC from a 12V battery bank. Ideal for recreational or light-duty professional use, it offers 300 W continuous power (600 W peak), IEC plug connectivity, and clean AC output for sensitive electronics. Reliable, safe, and cost-effective—perfect for mobile setups or off-grid applications.
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€ 273,49
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1-2 weeks delivery time The Mastervolt AC Master 12/2000 (28012000) is a compact and efficient 230V inverter designed to deliver 2000 watts of pure sine wave AC power from a 12V battery bank. Optimized for recreational and semi-professional installations, it provides reliable performance under demanding loads, quiet fan operation, and seamless support for sensitive equipment. With an impressive 94% efficiency and robust protection features, it is ideal for mobile homes, workshops, and off-grid systems.
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€ 1.454,39
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1-2 weeks delivery time The Mastervolt AC Master 24/300 (28020302) is a compact 230V inverter delivering 300 watts of continuous pure sine wave AC power from a 24V DC battery source. Ideal for light-duty recreational or semi-professional systems, it ensures clean, stable energy for sensitive electronics and small appliances. Lightweight, highly efficient (91%), and easy to install via IEC socket, it features automatic power-saving mode, robust safety protections, and operates quietly even under load.
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€ 273,49
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1-2 weeks delivery time The Mastervolt AC Master 24/2000 (28022000) is a high-efficiency pure sine wave inverter delivering 2000 W continuous power and up to 4000 W peak from a 24V battery source. Designed for both mobile and off-grid applications, this model features Schuko AC connection, low standby consumption (<0.05 A), and 94% conversion efficiency. Ideal for sensitive appliances and electronics, it supports safe, silent operation with built-in protection, LED status indicators, and optional MasterBus integration.
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€ 1.454,39
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1-2 weeks delivery time Mastervolt 24020800 - Mass Sine 24/800 Inverter (230V/50Hz) delivers continuous and reliable pure sine wave output from a 24 V DC battery source, designed specifically for heavy-duty and professional use. With a continuous power rating of 650 W (800 W P30) and a peak capacity of 1600 W, it can handle inductive loads with ease. Its high-frequency design ensures silent operation and 92% efficiency. The unit supports MasterBus integration and offers compact dimensions (325 x 220 x 111 mm) with IP23 protection. Ideal for marine, mobile, or off-grid systems requiring a dependable inverter with intelligent monitoring and control.
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€ 1.134,62
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1-2 weeks delivery time Mastervolt 24095100 - Mass Sine 24/5000 Inverter (230V/50Hz) is a professional-grade, high-capacity sine wave inverter engineered for the most demanding industrial, marine, and mobile power applications. Delivering a true sine wave output with 5000 W peak (P30 rating) and 9000 W surge capacity, it handles heavy inductive loads with ease. Built for reliability under extreme conditions, this inverter includes high-frequency switching for quiet performance, 92% efficiency, and full MasterBus compatibility. Its robust design (470 x 315 x 254 mm, 19 kg) supports internal AC connections, galvanic isolation, and intelligent energy-saving modes—ideal for off-grid systems and continuous duty operations.
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€ 5.384,20
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1-2 weeks delivery time Mastervolt 26024000 - Mass Sine Ultra 24/4000 Inverter (230V/50Hz) is an advanced, high-capacity sine wave inverter engineered for mission-critical professional and semi-professional applications. Delivering 4000 W of continuous pure sine wave AC output and a peak load of 7000 W, it supports demanding electrical systems with extreme reliability. Designed for full performance at 40 °C and in harsh environments, it features integrated MasterBus, high-frequency efficiency, ultra-low harmonic distortion (<1%), and dynamic battery voltage control. The system supports parallel operation (up to 10 units) and 3-phase configuration (up to 3x3), making it ideal for scalable energy systems requiring 40+ kW of power.
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€ 4.023,77
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1-2 weeks delivery time Mastervolt 28011000 - AC Master Inverter 12/1000 Schuko delivers reliable 230V pure sine wave AC power from a 12V battery source, ideal for recreational and semi-professional use. With 1000 W continuous output, 1750 W peak power (1 sec), and 92% efficiency, it powers sensitive appliances with ease. The inverter features a Schuko plug connection, galvanic isolation, and LED indicators for battery, load, and system status. It supports energy-saving operation, smart fan cooling, and compact installation (200 x 372 x 83 mm). Built for reliability, this unit is perfect for mobile homes, service vehicles, and off-grid applications.
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€ 729,30
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1-2 weeks delivery time Mastervolt 28011500 - AC Master Inverter 12/1500 Schuko provides robust and reliable 230V AC power from a 12V battery source. Designed for recreational and semi-professional use, this pure sine wave inverter delivers a continuous output of 1500 W, peak surge of 2650 W (1 sec), and operates at 93% efficiency. With a Schuko AC plug, galvanic isolation, and full protection features, it's ideal for mobile, marine, and off-grid applications. Compact dimensions (248 x 421 x 83 mm) and intelligent fan cooling ensure efficient, quiet performance in space-constrained installs.
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€ 1.075,72
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1-2 weeks delivery time Mastervolt 28021000 - AC Master Inverter 24/1000 Schuko delivers stable 230V pure sine wave power from a 24V battery source, making it ideal for both recreational and semi-professional applications. Offering 1000 W of continuous output, 1750 W peak (1 sec), and 94% efficiency, it ensures clean power delivery to sensitive electronics and appliances. With Schuko plug connectivity, galvanic isolation, smart energy-saving operation, and compact housing (200 x 372 x 83 mm), this inverter is a powerful, quiet, and reliable solution for mobile or off-grid systems.
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€ 729,30
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1-2 weeks delivery time The Mastervolt 28013500 - AC Master 12/3500 is a robust true sine wave inverter delivering 3500W continuous AC power from a 12V battery bank. Featuring both Schuko and hardwired AC outputs, it provides high-efficiency, low-noise conversion for recreational or semi-professional use. Suitable for parallel and 3-phase configurations, this inverter includes an integrated transfer switch and supports demanding peak loads up to 6000W. Dimensions: 283 x 496 x 128 mm. Weight: 10 kg.
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€ 2.492,24
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What are the primary features of the Mastervolt AC Master inverter, and how do they benefit marine applications?
The Mastervolt AC Master inverter is a powerful tool that offers reliable and efficient energy conversion for marine applications. Designed with "pure sine wave technology", it provides outstanding power quality, ensuring that the inverter and all connected equipment operate smoothly and efficiently. This technology is especially beneficial for marine environments, as it allows the inverter to convert 12 or 24 V DC into reliable 230 V 50/60 Hz or 120 V 50/60 Hz AC power, making it ideal for recreational and semiprofessional use in boats where grid power varies.
The AC Master series is easy to install and includes an optional remote control for instant power management, making it highly user-friendly for those navigating challenging marine conditions. Furthermore, these inverters are protected against over-temperature and designed to withstand extreme conditions, ensuring continuous and safe power supply even when the nearest grid connection is unavailable. Whether you're on a service vehicle or a recreational boat, the Mastervolt AC Master provides a reliable and affordable solution to meet your energy needs.
To explore more reliable and efficient marine power solutions, browse our complete selection of Boat Inverter models designed to keep your systems running smoothly at sea.
What type of protection mechanisms are included in the Mass Sine Ultra to prevent over-temperature and overload issues?
The Mastervolt Mass Sine Ultr* incorporates several advanced protection mechanisms to prevent over-temperature and overload issues. These affordable sine wave inverters convert 12 or 24 volts DC to 230 V or 120 V AC, delivering outstanding power quality through pure sine wave technology. Designed for the toughest conditions, every Mass Sine inverter is equipped with automatic shutdown features that activate in the event of overheating, thereby safeguarding both the inverter and connected equipment. Additionally, the Mass Sine Ultra is built to withstand extreme conditions, making them ideal for recreational and semi-professional use.
What are the advantages of pure sine wave technology in Mastervolt inverters, and how does it provide outstanding power quality for marine applications?
Pure sine wave technology in Mastervolt inverters offers significant advantages by providing outstanding power quality for marine applications. This technology ensures a smooth and consistent electrical waveform, which is crucial for running sensitive electronic devices without interference or damage, making these inverters ideal for recreational and semi-professional use. The Mastervolt AC Master 12700 and Mass Sine series are particularly effective in delivering reliable 230 V 50/60 Hz or 120 V 50/60 Hz power, even in extreme conditions, ensuring that all equipment operates efficiently and safely.