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Harnessing Excellence: Mastervolt's Advanced Marine Power Solutions
Mastervolt's commitment to excellence extends to their isolator technology, ensuring optimal performance and reliability in power distribution systems. Additionally, with features like Mastervolt’s Chargemaster guaranteeing fast charging times and innovative 3-bank battery chargers, our website offers cutting-edge solutions for marine power needs. Whether it's the next generation of battery chargers or integrated systems like the Combimaster 24V, Mastervolt's range of products reflects their vast expertise and commitment to delivering top-quality electrical solutions for marine applications.Email us: info@yacht-supply24.com or fill our Feedback form.
You can also fill out the "Ask a question" form on the right or at the bottom of the page.
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1-2 weeks delivery time The Charge Mate Pro 90 offers efficient battery management for onboard systems, featuring LED indicators, a 90 A output current limit, two battery outlets for versatile connections, and compliance with CE standards, all in a compact design. |
$ 458.16
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1-2 weeks delivery time The Charge Mate Pro Lithium 90 is tailored for lithium battery systems, providing superior performance with LED indicators, a 90 A output current limit, and automatic voltage detection, while being CE compliant and compact for easy installation. |
$ 463.70
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1-2 weeks delivery time The Isolation Transformer Mass GI 7 ensures safe and efficient power management with galvanic isolation and high efficiency, offering a wide input and output voltage range, high efficiency exceeding 93%, and compliance with CE and ABYC safety standards. |
$ 3,264.94
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1-2 weeks delivery time The Mastervolt Masterlink BTM-III (70403163) is a professional battery monitor for marine and mobile energy systems. It tracks voltage, current, amp-hours, remaining time, and state of charge for up to three separate battery banks. The BTM-III is ideal for 12V, 24V, and 48V systems and includes a high-precision 500A/50mV shunt. With multilingual support and integrated historical data logging, it provides total battery insight to avoid unpleasant surprises. |
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1-2 weeks delivery time The Mastervolt 75001000 Junior Panel is a compact DC switchboard featuring 6 protected circuits, each rated up to 15A. Engineered for marine and mobile environments, this low-voltage panel enables safe and organized power distribution in 12V or 24V systems. Ideal for small to mid-sized installations, with robust construction and easy front-panel access. |
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1-2 weeks delivery time The Mastervolt 77049040 is a robust 40 A ANL fuse designed for protection of low-voltage DC circuits in marine, mobile, and off‑grid systems. Compatible with Mastervolt DC switchboards, it uses high-quality silver alloy to ensure fast and reliable interruption in over‑current scenarios. Compact and durable, it supports clean integration into DC fuse holders for 12 V, 24 V, and higher voltage installations. |
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1-2 weeks delivery time The Mastervolt 77049100 is a premium-grade 100 A ANL fuse designed for DC power systems up to 12 V, 24 V, or higher. Featuring a silver alloy element, it guarantees fast and reliable fault interruption. Fully compatible with Mastervolt’s DC fuse holders and distribution panels, this fuse is essential for safeguarding marine, RV, off-grid, and industrial installations. |
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1-2 weeks delivery time The Mastervolt 77049125 is a high-capacity 125 A ANL fuse designed to deliver trusted over‑current protection in 12 V, 24 V, and higher DC systems. Built to marine-grade standards, it uses premium materials for fast response and flawless performance. Seamlessly fits into Mastervolt fuse holders and distribution panels—ideal for yachts, RVs, off-grid setups, and industrial applications. |
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1-2 weeks delivery time The Mastervolt 77049160 is a rugged 160 A ANL fuse engineered to protect low-voltage DC systems (12 V, 24 V and higher) from over-current. It features high-quality conductive materials for fast fault interruption, fits standard ANL fuse holders, and integrates seamlessly with Mastervolt DC switchboards. Ideal for marine, RV, off-grid, and industrial power setups. |
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1-2 weeks delivery time The Mastervolt 77049300 is a high-capacity 300 A ANL fuse designed for protecting low-voltage DC systems (12 V, 24 V, and higher) against over-current. Constructed with premium conductive materials, it ensures fast and reliable disconnection in fault conditions. Fully compatible with Mastervolt DC fuse holders and distribution panels, this fuse is essential for marine, RV, off‑grid, and industrial installations. |
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1-2 weeks delivery time The Mastervolt AGM Slim Line 12 V 150 Ah battery (63001500) is a highly compact, maintenance-free battery designed for high-current applications like engine starting or inverter systems. Featuring compressed AGM technology and M6 screw terminals, it fits in ultra-narrow compartments while delivering 790 A CCA (SAE). With 15% space and weight savings, it’s ideal for yachts, RVs, and industrial backup systems where footprint is critical. |
$ 163.40
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1-2 weeks delivery time The Mastervolt Mass 24/75 120 V battery charger (40120756) is a DNV GL-certified, rugged, industrial-grade charger designed for the harshest marine and mobile environments. With its anodized aluminum casing, full-power output up to 40 °C, and compatibility with all battery chemistries—including Lithium Ion—it delivers consistent 75 A charge current at 24 V, making it ideal for critical systems and GMDSS compliance. Fully MasterBus-compatible for remote monitoring and integration. |
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1-2 weeks delivery time The Mastervolt ChargeMaster 24/30-3 (44020300) is a robust, intelligent battery charger that delivers 30 A across three fully capable 24 V outputs. Designed for global operation, it features auto-ranging AC input (90–265 V), MasterBus integration, galvanic isolation, and 3-Step+ charging technology compatible with all battery chemistries. Ideal for marine and industrial systems up to 300 Ah, the device also serves as a reliable DC power supply in the absence of batteries. |
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1-2 weeks delivery time The Mastervolt ChargeMaster Plus 12/100-3 (44311000) is a next-gen 12 V multicharger delivering 100 A total charging power across three outputs, with integrated Smart Input (DC-DC converter), VSR, and full MasterBus compatibility. Ideal for advanced marine, mobile, and off-grid systems with AGM, Lithium, or Gel batteries from 400–1000 Ah. Operates globally on 80–275 V AC input and in temperatures up to 80 °C. |
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1-2 weeks delivery time The Mastervolt CombiMaster 24/4500-120 120V HT (35524500) is a heavy-duty inverter/charger designed for demanding 24V power systems, delivering 4500W of continuous pure sine wave power (9000W surge) and 120A of fast, temperature-compensated 3-step+ charging. With split-phase and parallel operation up to 35 kW, ultra-fast AC transfer (10 ms), Power Assist, and advanced CAN communication (MasterBus, CZone, NMEA 2000), it excels in marine, off-grid, and commercial mobile environments. Built for high-temperature resilience, it operates up to 80°C, offering unmatched robustness and integration flexibility in compact form (568 x 359 x 170 mm, 17 kg). |
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1-2 weeks delivery time The Mastervolt CombiMaster 48/5000-70 120V HT (35545000) is a high-performance inverter/charger for advanced 48V systems, offering 5000W continuous pure sine wave output, 10000W surge capability, and a powerful 70A 3-step+ charger at 57V. Designed for harsh environments and scalable systems up to 35 kW, it features ultra-fast 10 ms AC transfer, Power Assist, Power Sharing, and seamless integration with MasterBus, CZone, and NMEA 2000. Built for high-temperature endurance up to 80°C, it’s ideal for commercial marine, mobile, and off-grid power infrastructures requiring extreme resilience and intelligent energy control. |
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1-2 weeks delivery time The Mastervolt Mass Combi 12/1600-60 (36011600) is a highly reliable 12V inverter/charger that delivers 1600W of pure sine wave power and 60A of smart 3-step+ charging. Built with HF technology, it combines quiet operation with high peak performance (up to 3000W) and dual AC outputs for critical vs. non-critical load separation. Designed for energy autonomy, it supports generator/grid transfer, solar integration, and MasterBus-based system control. With dimensions of 371 x 318 x 143 mm and weighing only 7.8 kg, it's a space-saving solution ideal for marine, mobile, and off-grid applications. |
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1-2 weeks delivery time The Mastervolt Mass Combi 12/1600-60 Remote Version (36011601) combines a high-performance 1600W inverter and a 60A multi-stage charger in one compact unit, now bundled with ICC and APC remote panels for full AC/DC status monitoring. Operating on 12V DC, this unit supports seamless transition between shore/generator and inverter power with dual AC outputs to separate critical loads. The robust 3-step+ charging logic ensures fast, battery-safe charging for up to two banks, while the Power Assist feature protects shore fuses from overload. With its reliable sine wave output and system control capabilities, this package is ideal for marine, mobile, and off-grid power systems. |
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What are the key features of the Mastervolt Chargemaster Plus and Combimaster battery chargers?
The Mastervolt Chargemaster Plus and Combimaster battery chargers represent the next generation of charging solutions for boats and yachts. These chargers integrate multiple functions into a single device, offering advanced power management capabilities for marine applications. With features such as fast charging, integration with multiple energy sources, and compatibility with various battery types, including the latest lithium-ion technology, Mastervolt sets a new standard in electrical systems optimization for marine vessels. The Mastervolt Chargemaster Plus and Combimaster battery chargers redefine marine power management with their innovative design and advanced features. By integrating multiple functions into a single device, these chargers offer unparalleled versatility and efficiency for boat and yacht owners. Whether it's the integration of solar charge capabilities, compatibility with various battery types, or the ability to replace auxiliary chargers, Mastervolt's chargers lead the industry in providing comprehensive electrical solutions tailored to the unique needs of marine environments.
How does Battery Mate enhance the performance of onboard battery systems?
Battery Mate enhances the performance of onboard battery systems by ensuring efficient charging and management of battery banks. It integrates multiple functions into a single device, optimizing power conversion and distribution on marine vessels. With features like system monitoring and simplified operation, Battery Mate contributes to the reliability and longevity of battery systems, providing optimal performance for yacht and boat electrical systems. Battery Mate stands out in enhancing onboard battery systems by its ability to seamlessly integrate multiple functions into a single device, optimizing power management on marine vessels. Whether it's the integration with battery chargers that consolidate multiple functions or the incorporation of innovative features like system monitoring and simplified operation, Battery Mate ensures efficient charging and distribution of power throughout the vessel. This comprehensive approach not only enhances performance but also contributes to the longevity and reliability of battery systems, making it an indispensable component for yacht and boat electrical systems.
How does CZone streamline the management of onboard electrical systems in yachts and boats?
CZone revolutionizes the management of onboard electrical systems in yachts and boats by offering a comprehensive digital control and monitoring solution. With its advanced technology, CZone enables users to effortlessly control various electrical functions and monitor power usage through a centralized interface. By integrating multiple functions into a single device, CZone enhances convenience, efficiency, and safety, making it an indispensable component of modern marine power systems. CZone stands at the forefront of streamlining onboard electrical systems management in yachts and boats, thanks to its innovative approach to digital control and monitoring. By seamlessly integrating multiple functions into a single device, including battery chargers with integrated functions, CZone simplifies the complexity of power management on marine vessels. Whether it's the easy integration with marine products or the ability to monitor critical parameters like temperature and power consumption, CZone offers a wide range of features that enhance convenience, efficiency, and safety, making it an indispensable solution for modern marine power systems.
How do Mastervolt battery chargers manage different battery types such as AGM and lithium?
AGM/Gel batteries use voltage-limited, temperature-compensated absorption. Lithium batteries use direct communication (CAN-bus) for BMS-guided protocols. Flooded Lead-Acid batteries execute a controlled equalization phase periodically.
What are the advantages of using pure sine wave inverters like the Mass Combi or AC Master for onboard AC power?
Pure sine wave inverters generate reliable electrical power indistinguishable from shore utility, allowing sensitive electronics and appliance motors to run smoothly without risk of damage. Mastervolt offers these power conversion products specifically for the boater and RV owner who demands clean electricity for every accessory. Their advanced electrical products apply a sophisticated 3-step charging algorithm to optimize power storage health, ensuring your system performs reliably for years.
How do DC-DC converters help convert and stabilize voltage in 12 V and 24 V marine systems?
DC-DC converters act as a precise regulator, ensuring stable voltage for sensitive devices despite input fluctuations from the alternator or battery technologies. Their role is essential for protecting accessory electronics, enabling system integration between different voltage banks, and efficient power conversion in marine and mobile applications. These power conversion products are designed to interface seamlessly with NMEA 2000 networks for system monitoring. The Slimline MVG series exemplifies how these compact units deliver multiple kw of stable power through robust cable connections.
What role do battery isolators and proper battery terminals play in a safe Mastervolt installation?
A proper shunt and robust terminals ensure accurate monitoring and secure connections, fundamental for battery management and system lifespan. This isolation and monitoring are central to integrating advanced lithium-ion batteries and power conversion systems safely into a Masterbus network. These batteries and power conversion products form the core of any dependable off-grid or mobile vehicle energy system.
How does automatic switching between AC power sources (120 V and 240 V) work with Mastervolt combis?
The combi unit continuously monitors the incoming socket, automatically and seamlessly selecting the correct source to maintain an uninterrupted power supply. This provides hassle-free connection at any dock, protection for the vessel's internal wiring, and consistent reliable power for all loads. This smart switching is a core feature of Mastervolt systems, designed for global use in RV's and vessels. These integrated products are designed to provide total energy autonomy for the user, whether at sea or on the road.