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Victron MultiPlus-II 24/3000/70-50, 120V

The Victron MultiPlus-II 24/3000/70-50 is an inverter/charger for 24 V battery systems. It puts out 2,400 W of clean AC power and charges the battery at up to 70 A. When shore or generator power runs short, PowerAssist adds battery power to help.
Nov 2026 Coupon: Victron & Webasto Parts
$ 997.05 $ 1,173.00

At a glance

Highlights

  • True sine wave inverter, battery charger and AC transfer switch in one unit
  • PowerAssist adds battery power when AC power is limited
  • Connects to a Cerbo GX for monitoring and control over VE.Bus
  • Can run in parallel or three-phase systems

Key specs

  • DC Input voltage range: 19 to 33 VDC
  • Maximum charge current (up to 25 C ambient): 70 A
  • Peak power rating: 5,500 W
  • Maximum efficiency: 94 %
  • Operating temperature range (fan assisted cooling): -40 to 65 C
SpecificationValue
Continuous power at 25 C (Nonlinear load, crest factor 3:1)3,000 VA
Maximum charge current (up to 25 C ambient)70 A
Maximum humidity (non-condensing)95 %
Maximum efficiency94 %
Maximum AC input current50 A
Fan assisted coolingYes
External AC Current Sensor100A (optional)
DC Input voltage range19 to 33 VDC
Continuous inverter AC output power at 65 C1,700 W
Continuous inverter AC output power at 40 C2,200 W
Continuous inverter AC output power at 25 C2,400 W
Number of AC Inputs1
Programming via computer or appYes
General purpose communication portYes
Communication PortVE.Bus
Charge voltage storage (adjustable)26.4 VDC
Charge voltage float (adjustable)27.6 VDC
Charge voltage absorption (adjustable)28.8 VDC
Charge algorithmAdaptive, 4-stage
Nominal battery voltage24 V
Auxiliary AC outputYes
AC output voltage +/-2% (adjustable)120 VAC
Three phase operationYes
Zero load power in search mode3 W
Zero load power in AES mode9 W
Zero Load Power13 W
Transfer switch AC current rating50 A
AC output frequency +/-0.1% (adjustable)60 Hz
Temperature SensorIncluded
Remote terminalOn / Off
ProtectionsOutput short-circuit,Overload,High battery voltage,Low battery voltage,Over temperature,AC voltage on inverter output,Excessive DC ripple
Programmable relayAC rating: 230V / 4A, DC rating: 4A up to 35VDC and 1A up to 60VDC
PowerControlYes
PowerAssistYes
Peak power rating5,500 W
Parallel operationYes
Operating temperature range (fan assisted cooling)-40 to 65 C
Number of AC Outputs2
AC Input voltage range90 to 140 VAC
AC input frequency range45 to 65 Hz
AC connection terminal typeScrew terminals 13 mm2 (6 AWG)
Battery connection terminal typeM8 bolts
Relay terminal typeScrew terminal 3-pole
Remote terminal typeScrew terminal two pole
VE.bus communication portTwo RJ45 terminals
  • MultiPlus-II 24/3000/70-50
  • Temperature sensor

Battery cables, fuses and a GX device are sold separately.

Use thick battery cables and a fuse close to the battery. Set the AC input limit and charge settings with VictronConnect or VEConfigure.

We install Victron systems at our shops in Salt Lake City, Utah and Fort Collins, Colorado. See our installation page or send us an inquiry.

5 year warranty. Read Victron's warranty terms.

Ships in 1 to 5 business days.