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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 Mastervolt Soft Start 13-22kW (55003400) is an advanced automatic inrush current limiter for 230 V AC systems, specifically designed to suppress startup surges from isolation transformers. Supporting power loads from 13,000 to 22,000 W, it prevents circuit breaker tripping during initial power-up. Housed in a compact 200 x 180 x 115 mm enclosure and weighing 1.5 kg, it is ideal for larger yachts or installations with high-capacity transformers requiring safe and reliable grid connection. |
€ 597,75
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1-2 weeks delivery time The Mastervolt Transfer System 120/230V – 6kW (55010600) is an automatic AC power transfer switch designed to seamlessly adapt incoming grid voltages for onboard systems. Rated at 6,000 W, it enables safe operation of 230 V/50 Hz electrical systems on 120 V/60 Hz shore power, such as in North America or the Caribbean. Used in combination with an IVET transformer and optional Soft Start, it suppresses inrush currents and ensures uninterrupted operation of sensitive onboard electronics. |
€ 1.997,16
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1-2 weeks delivery time The Mastervolt Masterswitch 3kW (55106000) is a compact and automatic AC transfer switch that connects two independent 120V power sources—such as shore power and a generator—to a single AC output group. Rated for 25 A per input and supporting up to 3,000 W, it ensures fast and seamless switching within 12–22 ms. Featuring IP55 protection, adjustable generator delay (0–10 sec), and wide operating temperature range, it is ideal for marine and mobile power systems requiring reliable and silent AC source management. |
€ 576,71
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1-2 weeks delivery time The Mastervolt Masterswitch 7kW (55106100) is a heavy-duty automatic AC transfer switch designed to handle dual 120 V power sources—such as shore and generator inputs—routing them to a single onboard AC group. With a nominal input current of 60 A per source and a power handling capacity up to 7,000 W, this switch enables fast, seamless transitions with a transfer time of 12–22 ms. The unit offers IP55 protection, adjustable generator delay, and robust performance for marine and mobile energy systems requiring high current switching. |
€ 936,87
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1-2 weeks delivery time The Mastervolt RJ12 Communication/Sync Cable 1m (6502000010) is a straight 6P6C RJ12 cable designed for synchronization and communication between Mastervolt inverter/charger units. It is required for parallel and 3-phase setups of Mass Sine Ultra, Mass Combi Ultra, and Mass Combi Pro series. Also suitable for connecting the AC Master remote control. Length: 1 meter. |
€ 9,82
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1-2 weeks delivery time The Mastervolt RJ12 Communication/Sync Cable 3m (6502000030) is a straight 6P6C RJ12 cable used for synchronization and communication between Mastervolt inverter/charger devices in parallel or 3-phase configurations. Compatible with Mass Sine Ultra, Mass Combi Ultra, and Mass Combi Pro models. Also suitable for the AC Master remote control where a straight RJ12 connection is required. Total cable length: 3 meters. |
€ 14,52
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1-2 weeks delivery time The Mastervolt RJ12 Modular Cable 6-Wire Crossed 10m (6502100100) is a high-quality communication cable designed for connecting remote control panels to Mastervolt chargers, inverters, and Combis. It also supports synchronization in parallel or 3-phase systems using Mass Sine Ultra, Mass Combi Ultra, or Mass Combi Pro devices. Equipped with factory-terminated RJ12 modular plugs (6P6C), the 10-meter cable ensures reliable signal integrity in demanding installations. |
€ 21,04
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1-2 weeks delivery time The Mastervolt RJ12 Modular Cable 6-Wire Crossed 15m (6502100150) is a premium-quality communication cable designed for both remote panel connection and synchronization of Mastervolt devices in parallel or 3-phase configurations. Equipped with factory-crimped RJ12 (6P6C) crossed plugs, this 15-meter version ensures reliable long-distance communication between Mass Sine Ultra, Mass Combi Ultra, or Mass Combi Pro inverters/chargers, and remote interfaces. Also available in shorter lengths from 1 to 10 meters. |
€ 25,32
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1-2 weeks delivery time The Mastervolt 6801601100 is a 1-meter, high-integrity signal cable with three twisted pairs (3x2x0.25 mm²) and full shielding, ideal for reliable communication between Mastervolt’s BTM (Battery Temperature Monitor), BattMan Lite, and BattMan Pro systems. Designed for minimal interference in demanding marine and off-grid environments, this professional-grade cable ensures stable data transmission over short-to-medium distances in battery monitoring applications. |
€ 8,77
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1-2 weeks delivery time The Mastervolt 6801601300 is a flexible, multi-core communication cable featuring 5 twisted pairs of 0.25 mm² conductors (10 wires total), designed for CSCP (Control & Signal Communication Panel) systems. Sold per meter, it provides reliable low-voltage signal transmission between control panels and Mastervolt components. The cable is ideal for marine, mobile, and industrial environments where robust, shielded communication lines are required for system stability and EMI resistance. |
€ 10,47
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1-2 weeks delivery time The Mastervolt GMDSS Remote Panel (70400050) provides remote status monitoring of Mass battery chargers in GMDSS-compliant systems. Designed for 12/24 V DC applications, it features an LCD display with LED status indicators for DC voltage, charger, and AC mains alarms. Supplied with a 500 A / 50 mV shunt, it measures up to ±500 A current and 0–62.7 V voltage, with high accuracy and relay outputs for alarm signaling. Ideal for SOLAS-regulated vessels requiring GMDSS safety compliance. |
€ 652,16
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1-2 weeks delivery time The Mastervolt AC Master Remote (70405080) is a compact remote control panel for AC Master sine wave inverters, providing manual and automatic on/off functionality. It includes a clear LED indicator showing inverter status and features an auxiliary input (10.5–31 V DC) for integration with onboard automation—such as ignition or AC power activation. Delivered with an 8-meter (25 ft) RJ12 cable for plug-and-play installation. |
€ 69,07
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1-2 weeks delivery time The Mastervolt 70901200 is a robust AC voltmeter designed for precise voltage monitoring in marine and industrial environments. With a measurement range of 0–300V AC and an accuracy of ±1%, it ensures reliable performance across various applications. Its IP65-rated enclosure provides protection against water and dust, making it suitable for harsh conditions. The voltmeter features a high-resolution display for clear readings and supports a frequency range of 45–65 Hz. |
€ 168,86
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1-2 weeks delivery time The Mastervolt 70904610 Cover Box is a protective housing designed specifically for Masterlink remote panels. Crafted from durable grey plastic, it offers an additional layer of protection against dust and mechanical impacts. Measuring 120 x 65 mm with a depth of 40 mm, this cover box ensures a snug fit for standard Masterlink panels, making it ideal for installations where the panel protrudes from the surface. |
€ 8,49
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1-2 weeks delivery time The Mastervolt 70905001 is a 1A red single-pole rocker-style circuit breaker designed for DC systems up to 32V. Engineered to protect circuits from overload and short circuits, it also serves as a manual on/off switch—ideal for low-current applications such as lighting or electronics. Compact and panel-mountable, the unit meets CE, UL, CSA, and ABYC safety standards. Dimensions: 48 x 19 mm (panel cut-out), with a depth of ~40 mm behind the panel. |
€ 30,57
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1-2 weeks delivery time The Mastervolt 70905002 is a 2.5A single-pole circuit breaker with an integrated red rocker switch, engineered for 12/24V DC systems in marine, RV, and industrial applications. Designed to protect low-current circuits against overloads and short circuits, this compact breaker also functions as an on/off switch for equipment like lighting. Certified to CE, UL, CSA, and ABYC standards. Panel cut-out dimensions: 48 x 19 mm; installation depth: approx. 40 mm. |
€ 34,01
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1-2 weeks delivery time The Mastervolt 70905005 is a 5A single-pole rocker circuit breaker built for compact, marine-grade electrical panels. Suitable for 12V/24V DC systems, it protects critical onboard circuits from overload and short circuits, while doubling as a manual on/off switch for directly connected loads such as lighting, pumps, or fans. The unit fits a 48 x 19 mm panel cut-out and complies with CE, UL, CSA, and ABYC standards. |
€ 34,01
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1-2 weeks delivery time The Mastervolt 70905007 is a 7.5A single-pole rocker circuit breaker designed for use in low-voltage DC electrical systems. It protects circuits from overload and short circuits and also acts as a manual switch for connected equipment such as lights or pumps. Ideal for 12/24V installations, it features a red rocker actuator, snap-in panel mounting (48 x 19 mm), and complies with CE, UL, CSA, and ABYC safety standards. Installation depth: ~40 mm. |
€ 30,57
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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.