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Library› Electrical› Power Distribution› Main Switchboard (MSB)
Power Distribution

Main Switchboard (MSB)

The main switchboard is the single point where every generator's output is paralleled, protected and split across bus sections; how it is sectioned decides whether one fault causes a local trip or a full blackout.

815models
29manufacturers
10 Oct 2026last updated
Models

Models in this type.

Models 201 to 300 of 815 in Main Switchboard (MSB). Every row links to full specifications, documents and service notes.

ABB 153Siemens 147Schneider Electric 113Eaton Marine 91Terasaki Electric 81Hyundai Electric 61NHP Marine 60Schaltbau Marine 60Kongsberg Maritime 6
Sort by:Best documentedNamePower (kW)
Hyundai ElectricHiMSB 4000A 440V NHP MarineESB Marine 4000A 690V Schaltbau MarineModular MSB 4000A 690V ABB MarineMNS Marine 3150A 400V Siemens Marine8DJH36 5000A 400V Schneider Electric MarineBlokset Marine 5000A 400V Eaton MarineIZM Marine 5000A 400V Terasaki ElectricTemBreak2 5000A 400V Hyundai ElectricHiMSB 4000A 690V NHP MarineESB Marine 5000A 400V Schaltbau MarineModular MSB 5000A 400V ABB MarineMNS Marine 3150A 440V Siemens Marine8DJH36 5000A 440V Schneider Electric MarineBlokset Marine 5000A 440V Eaton MarineIZM Marine 5000A 440V Terasaki ElectricTemBreak2 5000A 440V Hyundai ElectricHiMSB 5000A 400V NHP MarineESB Marine 5000A 440V Schaltbau MarineModular MSB 5000A 440V ABB MarineMNS Marine 3150A 690V Siemens Marine8DJH36 5000A 690V Schneider Electric MarineBlokset Marine 5000A 690V Eaton MarineIZM Marine 5000A 690V Terasaki ElectricTemBreak2 5000A 690V Hyundai ElectricHiMSB 5000A 440V NHP MarineESB Marine 5000A 690V Schaltbau MarineModular MSB 5000A 690V ABB MarineMNS Marine 4000A 400V Siemens Marine8DJH36 6300A 400V Schneider Electric MarineBlokset Marine 6300A 400V Eaton MarineIZM Marine 6300A 400V Terasaki ElectricTemBreak2 6300A 400V Hyundai ElectricHiMSB 5000A 690V NHP MarineESB Marine 6300A 400V Schaltbau MarineModular MSB 6300A 400V ABB MarineMNS Marine 4000A 440V Siemens Marine8DJH36 6300A 440V Schneider Electric MarineBlokset Marine 6300A 440V Eaton MarineIZM Marine 6300A 440V Terasaki ElectricTemBreak2 6300A 440V Hyundai ElectricHiMSB 6300A 400V NHP MarineESB Marine 6300A 440V Schaltbau MarineModular MSB 6300A 440V ABB MarineMNS Marine 4000A 690V Siemens Marine8DJH36 6300A 690V Schneider Electric MarineBlokset Marine 6300A 690V Eaton MarineIZM Marine 6300A 690V Terasaki ElectricTemBreak2 6300A 690V Hyundai ElectricHiMSB 6300A 440V NHP MarineESB Marine 6300A 690V Schaltbau MarineModular MSB 6300A 690V ABB MarineMNS Marine 5000A 400V Siemens Marine8DJH36 800A 400V Schneider Electric MarineBlokset Marine 800A 400V Eaton MarineIZM Marine 800A 400V Terasaki ElectricTemBreak2 800A 400V Hyundai ElectricHiMSB 6300A 690V NHP MarineESB Marine 800A 400V Schaltbau MarineModular MSB 800A 400V ABB MarineMNS Marine 5000A 440V Siemens Marine8DJH36 800A 440V Schneider Electric MarineBlokset Marine 800A 440V Eaton MarineIZM Marine 800A 440V Terasaki ElectricTemBreak2 800A 440V Hyundai ElectricHiMSB 800A 400V NHP MarineESB Marine 800A 440V Schaltbau MarineModular MSB 800A 440V ABB MarineMNS Marine 5000A 690V Siemens Marine8DJH36 800A 690V Schneider Electric MarineBlokset Marine 800A 690V Eaton MarineIZM Marine 800A 690V Terasaki ElectricTemBreak2 800A 690V Hyundai ElectricHiMSB 800A 440V NHP MarineESB Marine 800A 690V Schaltbau MarineModular MSB 800A 690V ABB MarineMNS Marine 6300A 400V SiemensNXAIR Schneider Electric MarineOkken Marine 1000A 400V Eaton Industries (Netherlands)Power Xpert UX and xGear Terasaki ElectricTemPower2 1000A 400V Hyundai ElectricHiMSB 800A 690V NHP MarineMSB Marine 1000A 400V Schaltbau MarineREX Series 1000A 400V ABB MarineMNS Marine 6300A 440V SiemensNXAIR 50kA Schneider Electric MarineOkken Marine 1000A 440V Eaton MarinexBoard Marine 1000A 400V Terasaki ElectricTemPower2 1000A 440V Hyundai ElectricMV Switchgear Marine 1000A 400V NHP MarineMSB Marine 1000A 440V Schaltbau MarineREX Series 1000A 440V ABB MarineMNS Marine 6300A 690V Siemens MarineNXAirS Marine 1000A 400V Schneider Electric MarineOkken Marine 1000A 690V Eaton MarinexBoard Marine 1000A 440V Terasaki ElectricTemPower2 1000A 690V Hyundai ElectricMV Switchgear Marine 1000A 440V NHP MarineMSB Marine 1000A 690V Schaltbau MarineREX Series 1000A 690V ABB MarineMNS Marine 800A 400V
Alternator and switchboard spare parts
Related types

Also in Power Distribution.

The other equipment types in this category.

Battery Charger PanelDiesel-Electric Power & Propulsion SystemEmergency Switchboard (ESB)Main SwitchboardMain Switchboard (LV)Main Switchboard (MV)Power Management SystemSwitchboard/MCCTransformerUPS (Uninterruptible Power Supply)
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Frequently asked

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Is Main Switchboard (MSB) data free?

Yes. Every model page, every guide and every datasheet for this type is readable without an account. An account adds saved searches and requests, nothing is taken away.

My model is missing — what now?

Send us the nameplate. We identify it by hand, add it to the library, and if you need a part or a service, the request is already on our desk.

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Yes. Tell us the manufacturer, the model and what you need — a person reads every request and replies by e-mail.