Switching & Connectivity

Blue Sea 230V AC Distribution Panel with Voltmeter and Ampmeter, and 3 x 15A Circuit Breakers. Features Red reverse polarity indicating LED All hot, neutral and safety ground buses installed, fully pre-wired All circuit label positions are backlit on...

Mastervolt offers a variety of useful MasterAdjust software. This software can be used by the installer or experienced user to accurately align the Mastervolt equipment to its relevant application. Parameters such as voltage, current, switch-off points...

The Mastervolt Charger Status Interface (CSI) offers you a potential free change over contact for Mastervolt battery chargers. The contact switches in case the battery charger is switched off or if the failure LED indicates an error such as high...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

Convenience is a blessing: a Mastervolt waterproof switch is inserted into a weather-resistant installation sheath. Mount in the existing dashboard using sealant or glue or in the accompanying ready-made installation frame. Using such an installation...

Convenience is a blessing: a Mastervolt waterproof switch is inserted into a weather-resistant installation sheath. Mount in the existing dashboard using sealant or glue or in the accompanying ready-made installation frame. Using such an installation...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Carling, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is also...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

Every electric switch onboard has to meet the highest demands. Mastervolt offers a wide choice of stylish, waterproof switches for a range of onboard functions. All fully waterproof switches (IP66) supplied by Mastervolt are tested for frequent use at...

Every electric switch onboard has to meet the highest demands. Mastervolt offers a wide choice of stylish, waterproof switches for a range of onboard functions. All fully waterproof switches (IP66) supplied by Mastervolt are tested for frequent use at...

Every electric switch onboard has to meet the highest demands. Mastervolt offers a wide choice of stylish, waterproof switches for a range of onboard functions. All fully waterproof switches (IP66) supplied by Mastervolt are tested for frequent use at...

Circuit breakers are the 'safety stop' signs of your onboard electrical system, they secure the electrical circuit against overload or short circuits. For equipment that is connected directly to the circuit breakers - such as lighting - they can also act...

Every electric switch onboard has to meet the highest demands. Mastervolt offers a wide choice of stylish, waterproof switches for a range of onboard functions. All fully waterproof switches (IP66) supplied by Mastervolt are tested for frequent use at...

Circuit breakers are the 'safety stop' signs of your onboard electrical system, they secure the electrical circuit against overload or short circuits. For equipment that is connected directly to the circuit breakers - such as lighting - they can also act...

This electrical connection block (VCH) can be used for insulating and securing the connections. Together with a control button, waterproof switch and installation frame, convenience and safety is just a step away. Technical Files Dimension Drawing...

This key is especially designed for removing Mastervolt control buttons. The weather-resistant operation button, made of polycarbonate composite, can be easily clicked onto the base switch. There are more than 60 different pictograms/symbols in stock...

This Mastervolt Switch PCB provides LED indications for additional information. For example, the LED will blink when a connected lamp fails. This product does not include frame or switches. General Specifications MasterBus powering: No Delivered with:...

Switch Input 3 makes Carling switches compatible with MasterBus. Multiple functions can be easily linked with this module. This product does not include frame or switches. General Specifications MasterBus powering: No Delivered with: MasterBus...

Convenience is a blessing: A Mastervolt waterproof switch is inserted into a weather-resistant installation sheath. Mount in the existing dashboard using sealant or glue or in the accompanying ready-made installation frame. Using such an installation...

Mastervolt AC Volt Meter - 0-300V he Mastervolt 70901200 AC Volt Meter is a reliable tool for accurate voltage measurement in AC systems, ranging from 0 to 300V. This high-performance volt meter is ideal for use in marine, industrial, and off-grid...

The MasterBus Power Interrupter switches off parts of the MasterBus network. This reduces the no-load consumption and is useful if a large system will not be used for an extended period. Communication remains possible. General Specifications MasterBus...

This weather-resistant control button from Mastervolt, made of polycarbonate composite, can be easily clicked onto the base waterproof switch. There are more than 60 different pictograms/symbols in stock. A key for removing the control button again is...

The AC Power Analyser is a multifunctional measuring device which can visualise the AC current and AC voltage, frequency, Cos Phi and power inside the system. Can also be used as MasterBus interface for the Mass Sine series, and offers a free...

Double the maximum length of your MasterBus network. General Specifications MasterBus powering: Yes Delivered with: MasterBus cable, MasterBus terminator, manual Dimensions (H x W x D): 66 mm (2.6") x 78 mm (3.1") x 32 mm (1.3") Weight: 0.09...

Communicate with your system via mobile phone, allowing you to monitor current information or operate the system by remote control via a text message or easy shortcuts. Alarm notifications per text message are optional. Please note that in some countries...