Mastervolt specializes in advanced electrical solutions for marine and mobile applications. Their products include inverters that convert DC to AC power, chargers for maintaining battery health, and various battery types like AGM and lithium-ion, designed to suit different energy needs. Mastervolt's ChargeMaster series offers efficient charging, and their Combi units combine inverters and chargers for versatile energy management. These components are integral to boats and mobile systems, ensuring a reliable power supply and optimal performance in various conditions.
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1-2 weeks delivery time The Mastervolt 70905010 is a 10A single-pole rocker circuit breaker designed for onboard DC systems up to 32V. Combining reliable thermal protection with a red rocker actuator, it protects circuits from overload and short circuits while also functioning as a manual on/off switch. Suitable for lighting, pumps, and moderate-load devices, it fits standard 48 x 19 mm panel cut-outs and complies with CE, UL, CSA, and ABYC E-11 standards.
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€ 34,01
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1-2 weeks delivery time The Mastervolt 70905015 is a 15A single-pole rocker circuit breaker designed for DC systems up to 32V, commonly used in marine, mobile, and off-grid applications. This breaker ensures reliable protection against overloads and short circuits, while its red rocker actuator allows for manual switching of the circuit. Engineered for panel mounting (48 x 19 mm cut-out) with approx. 40 mm installation depth, it meets CE, UL, CSA, and ABYC E-11 safety standards.
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€ 34,01
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1-2 weeks delivery time The Mastervolt 70905020 is a 20A single-pole rocker circuit breaker, designed to deliver both thermal protection and manual switching in 12/24V DC systems. Built for high-load circuits such as heavy pumps, battery chargers, and auxiliary bus feeds, this breaker features a red rocker actuator for clear visual status and snap-in panel mounting (48 x 19 mm). It complies with CE, UL 1077, CSA, and ABYC E-11 standards and is rated for up to 1,000 A interrupt capacity at 32V DC.
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€ 34,01
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1-2 weeks delivery time The Mastervolt 70905025 is a 25A single-pole rocker circuit breaker designed for use in high-current DC systems up to 32V. Engineered to protect large onboard electrical loads from overload and short circuits, it also features a red rocker actuator for easy manual control. This breaker combines safety and functionality in a compact panel-mounted design (48 x 19 mm cut-out, ~40 mm depth), and complies fully with CE, UL 1077, CSA, and ABYC E-11 standards.
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€ 30,57
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1-2 weeks delivery time The Mastervolt 70905030 is a heavy-duty 30A single-pole rocker circuit breaker designed for direct current systems up to 32V. It offers robust overload and short-circuit protection for high-current onboard circuits and also functions as a manual on/off switch via its red rocker actuator. Built for marine and mobile use, this panel-mounted breaker fits standard 48 x 19 mm cut-outs and complies with CE, UL 1077, CSA, and ABYC E-11 standards.
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€ 34,01
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1-2 weeks delivery time The Mastervolt 70905035 is a 35A single-pole rocker circuit breaker, built to protect heavy-load DC systems from overloads and short circuits while functioning as a manual power switch. Designed for 12V/24V installations, this unit features a red rocker actuator for intuitive control and mounts into standard 48 x 19 mm panel cut-outs. With full CE, UL 1077, CSA, and ABYC E-11 certification, it’s ideal for marine, mobile, and off-grid electrical infrastructure handling large continuous currents.
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€ 30,57
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1-2 weeks delivery time The Mastervolt 70905040 is a 40A single-pole rocker circuit breaker for DC applications up to 32V. Designed for high-current onboard systems, it combines overload and short-circuit protection with manual switching in a compact, panel-mountable format. Featuring a red rocker actuator, it fits standard 48 x 19 mm cut-outs and complies with CE, UL 1077, CSA, and ABYC E-11 standards—making it ideal for marine, RV, or industrial environments handling critical high-load circuits.
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€ 30,57
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1-2 weeks delivery time The Mastervolt 70905050 is a 50A single-pole rocker circuit breaker designed for high-load DC systems up to 32V. It combines reliable overload and short-circuit protection with an integrated manual switch, ideal for controlling power-hungry components like thrusters, high-output chargers, or inverter inputs. Featuring a red rocker actuator for visual clarity, the unit mounts cleanly in standard 48 x 19 mm panel cut-outs and meets CE, UL 1077, CSA, and ABYC E-11 safety requirements.
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€ 30,57
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1-2 weeks delivery time The Mastervolt 70905091 is a 10A single-pole rocker-style circuit breaker with an integrated fingerguard, designed to protect DC circuits up to 32V. The fingerguard enhances operator safety by preventing accidental switching or contact with the actuator. This model combines thermal overload protection with manual switching functionality and fits standard 48 x 19 mm panel cut-outs. Certified to CE, UL 1077, CSA, and ABYC E-11, it is ideal for marine and mobile electrical systems.
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€ 30,57
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1-2 weeks delivery time The Mastervolt 70905093 is a 10A single-pole thermal circuit breaker designed for secure protection and controlled reset in 12/24V DC systems. Featuring a “Push to Reset” mechanism, the breaker prevents automatic reclosure after tripping—enhancing safety in critical circuits. Ideal for lighting, electronics, and accessory protection, it complies with CE, UL 1077, CSA, and ABYC E-11 standards. Fits standard 48 x 19 mm panel cut-outs.
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€ 30,57
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1-2 weeks delivery time The Mastervolt 70905105 is a 5A double-pole rocker circuit breaker designed for use in AC or DC systems requiring dual-pole protection. It simultaneously disconnects both phase and neutral lines, making it especially suitable for 230V systems or floating DC setups. Equipped with a red rocker actuator for manual switching and reset, the breaker complies with CE, UL 1077, CSA, and ABYC E-11 standards and mounts in a 48 x 38 mm panel cut-out. Ideal for ensuring complete isolation in marine, RV, and off-grid installations.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70905110 is a 10A double-pole rocker circuit breaker designed for safe and reliable protection of both AC and DC systems. Engineered to simultaneously disconnect both phase and neutral lines, it is ideal for 230V systems or floating DC configurations where complete isolation is critical. The integrated red rocker provides clear visibility and manual control, while the unit complies with CE, UL 1077, CSA, and ABYC E-11 standards. Fits a 48 x 38 mm panel cut-out.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70905115 is a 15A double-pole rocker circuit breaker engineered to provide robust protection by simultaneously interrupting both the phase and neutral (or positive and negative) of the circuit. Ideal for 230V AC systems or isolated DC systems, this breaker combines thermal overload protection with manual control via a red rocker actuator. It meets CE, UL 1077, CSA, and ABYC E-11 standards and is designed for easy integration into panels requiring a 48 x 38 mm cut-out, ensuring full circuit isolation and enhanced onboard safety.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70905120 is a 20A double-pole rocker circuit breaker designed for marine and industrial systems requiring simultaneous disconnection of both phase and neutral (or positive and negative) lines. Ideal for 230V AC installations or isolated DC applications, this breaker ensures full circuit isolation and operator safety. Featuring a red rocker actuator and compact snap-in design (48 x 38 mm panel cut-out), it complies with CE, UL 1077, CSA, and ABYC E-11 standards.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70905130 is a 30A double-pole rocker circuit breaker engineered to simultaneously disconnect both phase and neutral conductors in 230V AC systems or both positive and negative in floating DC systems. Ideal for critical onboard protection, this breaker combines thermal overload protection with manual switching. Its snap-in format fits standard 48 x 38 mm panel cut-outs and it complies with CE, UL 1077, CSA, and ABYC E-11 requirements, ensuring total circuit isolation and safe operation under demanding conditions.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70905140 is a 40A double-pole thermal circuit breaker designed for simultaneous disconnection of both live and neutral wires in AC systems or both positive and negative in floating DC setups. With a high interrupt rating and red rocker switch for manual control and reset, this breaker is ideally suited for 230V AC shore power circuits or large DC loads. The breaker is panel-mounted via a 48 x 38 mm cut-out and complies with CE, UL 1077, CSA, and ABYC E-11 standards for onboard and mobile safety systems.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70905150 is a 50A double-pole rocker circuit breaker engineered for the secure disconnection of both phase and neutral wires in 230V AC systems, or both positive and negative lines in floating DC setups. This breaker offers full circuit isolation, essential for large onboard loads such as inverters, chargers, and battery banks. With thermal trip protection, a red rocker switch, and snap-in panel mounting (48 x 38 mm), it complies with CE, UL 1077, CSA, and ABYC E-11 standards for marine, RV, and industrial applications.
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€ 54,70
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1-2 weeks delivery time The Mastervolt 70906301 is a single-module installation frame designed for mounting one waterproof rocker switch in a secure and visually integrated way. Ideal for marine dashboards and exposed control stations, the frame ensures fast installation, splash resistance, and compatibility with VMS modular switch components. Mountable with glue, sealant, or mechanical fasteners, it fits perfectly into helm stations or exterior panels and allows for expansion with modular blanking plugs or side extensions.
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€ 7,08
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1-2 weeks delivery time The Mastervolt 70906302 VME Frame End Piece is a modular finishing element designed for use with the VMS switch frame system. It provides a sealed and clean lateral termination to VMS rocker switch assemblies, ensuring mechanical integrity and a professional appearance for helm stations and external dashboards. The end piece can be glued or sealed into position and is compatible with other Mastervolt switch frame modules for easy customization and expansion.
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€ 7,08
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1-2 weeks delivery time The Mastervolt 70906303 VMM Frame Middle Piece is a central component for modular switch mounting in marine and mobile electrical systems. Designed for outdoor and helm station applications, this weather-resistant unit allows seamless integration of waterproof switches into control panels. Compatible with sealant, glue, or pre-fitted mounting frames, it enables clean, professional installation. Use in combination with VCH electrical connection blocks and end segments to build expandable multi-switch panels. Ideal for scalable systems where future upgrades are expected.
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€ 7,08
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What are the key features of Mastervolt inverters, and how are they adapted for use in marine environments?
Mastervolt inverters are renowned for their efficiency, reliability, and compatibility with various power sources like mastervolt lithium or AGM batteries. Key features include advanced sine wave technology for smooth power conversion, integration with Mastervolt ChargeMaster systems for optimized charging, and robust construction to withstand the harsh marine environments. Their design caters specifically to maritime needs, incorporating corrosion-resistant components and cooling mechanisms, making them a preferred choice for both recreational and professional vessels.
For a reliable power solution, consider a Mastervolt Inverter to enhance your onboard electrical system.
How does the Mastervolt ChargeMaster series contribute to the efficiency of battery charging systems on boats and mobile platforms?
The Mastervolt ChargeMaster series is specially designed to enhance the efficiency of battery charging systems on boats and mobile platforms. Utilizing advanced technology, the ChargeMaster integrates seamlessly with various battery types such as mastervolt lithium and AGM, providing precise charging and extending battery life. Its multi-stage charging process ensures optimum charging performance, while compatibility with mastervolt inverters and alternators allows for a flexible and cohesive energy management system. These features contribute to a reliable and energy-efficient charging solution tailored for the demanding marine environment.
In what ways do Mastervolt lithium and AGM batteries differ, and what are the specific applications for each type within the maritime industry?
Mastervolt lithium and AGM batteries differ primarily in their technology and applications within the maritime industry. Mastervolt lithium batteries are known for their lightweight, high energy density, and fast charging capabilities, making them suitable for applications that demand a rapid energy supply and longer cycle life, such as in high-performance yachts or electric propulsion systems. On the other hand, Mastervolt AGM (Absorbent Glass Mat) batteries offer robust construction and maintenance-free operation, generally used in applications requiring deep-cycle and reliable energy storage, like auxiliary power systems or navigation equipment. These differences allow for flexibility in matching the specific battery technology to the unique needs of various marine environments and vessels.
For advanced energy solutions tailored to marine applications, explore our Mastervolt Battery, designed for reliable power storage and optimal performance.