Victron Energy MultiPlus-II 12/3000/120-50
victronenergy.com/inverters-chargers/multiplus-ii
The Victron Energy MultiPlus-II 12/3000/120-50 is a battery charger with dimensions of 578 x 277 x 148 mm and a weight of 19 kg / 42 lb.
Last updated: 16 September 2026
Battery and charging
- Its charge voltage profile
- 14.4 V absorption, 13.8 V float, 13.2 V storage
- Continuous output, by temperature
- 1700 W at 65 °C, from a unit named 3000
- Output power stated above its operating range
- Rated to 60 °C, with an output figure given at 65 °C
- What it draws with nothing connected
- 13 W idle; 9 W in AES mode, 3 W in Search mode
- Shore or generator current it passes
- 50 A transfer switch, and the same as the maximum AC input
- Peak output
- Peak 5500 W
- Maximum efficiency
- Up to 93 % efficient
- Auxiliary output
- 32 A on the auxiliary output
- Highest charge current it will take
- Up to 120 A into the battery
“Charge voltage 'absorption' 14,4 V”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Cont. output power at 65°C/150°F 1700 W”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Operating temperature range -40 to +60 °C (-40 – 140 °F) (fan-assisted cooling)”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Zero load power 13 W”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Transfer switch 50 A 50 A 50 A 50 A 95 A 95 A Maximum AC input current 50 A 50 A 50 A 50 A 95 A 95 A”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Peak power 5500 W 6kW/2s 5500 W 5500 W 9000 W 9000 W”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Maximum efficiency 93 % 93 % 94 % 95 % 95% 96 %”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Auxiliary output (4) 32 A 32 A 32 A 32 A 43A 48 A”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Max. battery charge current (3) 120 A 160 A 70 A 35 A 120A 70 A”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
Size and fit
- Overall dimensions
- 578 x 277 x 148 mm
- Bolts on the battery terminals
- 2x2 M8 bolts
- Stated weight
- 19 kg / 42 lb
“Dimensions (hxwxd) mm / inch 578 x 277 x 148 22.8 x 10.9 x 5.8 631 x 277 x 164 24.8 x 10.9 x 6.5 536 x 277 x 147 21.1 x 10.9 x 5.8 572 x 277 x 147 (7) 22.5 x 10.9 x 5.8 (7) 627 x 350 x 150 2”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Battery-connection 2x2 M8 bolts 2x2 M8 bolts 2 M8 bolts 2 M8 bolts 2 M8 bolts 2 M8 bolts”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
“Weight 19 kg / 42 lb 22 kg/ 49 lb 19 kg / 42 lb 19 kg / 42 lb 29 kg / 64 lb 32 kg / 71 lb”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
Compatibility
- Battery voltage it runs on
- Runs on 9,5-17 V at the battery
“DC Input voltage range 9,5-17 V 9,5-17 V 19-33 V 38 - 66 V 19 - 33 V 38 - 66 V”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
Certification claims
- UL listing named on the datasheet
- Listed to UL458
“Listings UL458 UL458 UL458 UL1741 - UL1741, UL458”
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
Sources
- Victron Energy — MultiPlus-II 120V inverter/charger datasheetManufacturer document
Victron Energy B.V.
Source: victronenergy.com/upload/documents/Datasheet-MultiPlus-II-120V-EN-.pdf
Retrieved September 15, 2026