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Victron Energy Multi Plus 12/3000/120-50 120V VE Bus Inverter/Charger  (PMP123021102)
Victron MultiPlus 12/3000/120-50 120V VE.Bus Inverter/Charger

Victron Energy Multi Plus 12/3000/120-50 120V VE Bus Inverter/Charger (PMP123021102)

On sale$1,427.15
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All the features of a sine wave inverter and charger in one compact enclosure. UPS functionality with seamless transfer from external AC to inverter supply. This new model is more compact in size and features a 50 amp transfer switch. Ideal for marine or alternative energy installations. 
  • Multi-function inverter / charger with intelligent power management
  • 120 Volt 60 Hz output at 3000 VA continuous
  • Works as a UPS system for uninterruptable power
  • Parallel capability up to 18 kVA when used with multiple units
  • Three phase capable when three units are connected together
  • Split phase capable when two units are connected together to produce 120/240 volts
  • Charger power control option for use when incoming power is limited (requires external remote panel)
  • Power assist function to assist starting large loads when running from generator power
  • Peak power 6000 Watts
  • Max efficiency 93%
  • Four stage adaptive charging - charger can be programmed for different battery types.  A temperature sensor is included.
  • Dual bank charging (120 amps for main bank and 4 amps for auxiliary bank)
  • Easy setup with dipswitches or a computer (computer setup requires MkIIUSB interface)
  • Now with 5 year warranty
  • Read about Multi Plus Magic on the Victron Blog

Tech Tip

There are three different manuals for this MultiPlus, a Quick Intall Sheet, a Users Manual and a Service Manual.  All of them are a bit difficult to decypher so I have started writing my own guides.  The first part is my Blog Post Installing your Victron MultiPlus Inverter Charger.  This describes the basic installation and follows through the Quick Installation Guide in a more readable fashion.  Subsequent posts will get into the details of programming the MultiPlus.


Using the Phoenix MultiPlus with a small portable generator  

User manual Phoenix Multi Plus 120V 60Hz

Quick install guide




  • Power control to reduce charging current as necessary when other loads are running (requires optional remote panel)
  • Power assist feature for starting large loads from generator power
  • 50 Amp transfer switch


  • Input voltage 9.5 - 17 volts DC
  • Output voltage 120 volts AC (2% accuracy)
  • Output frequency 60 Hz (1% accuracy)
  • Continuous output power at 75 deg F 3000 VA
  • Continuous output power at 75 deg F 2500 Watts
  • Peak power 6000 Watts
  • Max efficiency 93%
  • Zero load power 15 Watts
  • Zero load power in search mode 4 Watts


  • Input voltage 95-140 Volts AC
  • Input frequency 45-65
  • Power factor 1
  • Absorption charge voltage 14.4 volts
  • Float charge voltage 13.8 volts
  • Storage charge voltage 13.2 volts
  • Charge current house battery 120 Amps
  • Charge current auxiliary battery 4 Amps
  • Battery temperature sensor for house battery is included
  • 14.3 x 10.2 x 8.6 inches

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