Victron MultiPlus-II 48/3000/35-50 120V (UL 1741)
Victron MultiPlus-II 48/3000/35-50 120V (UL 1741) - Image 2
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Victron MultiPlus-II 48/3000/35-50 120V (UL 1741)

SKU# INV014

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SKU: INV014 Brand:
$1,052.30
In stock·Ships from Texas
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Documents & Certifications

About this item

The Victron MultiPlus-II 48/3000/35-50 120V (UL 1741) is a compact, UL-certified inverter/charger designed for reliable off-grid, backup, and hybrid energy systems. Combining the capabilities of both MultiPlus and MultiGrid, it delivers efficient power conversion, intelligent energy management, and seamless backup in one integrated unit.

 

Delivering pure sine-wave output, the MultiPlus-II ensures clean, stable power for sensitive electronics and critical loads. With PowerAssist technology, it prevents AC source overload by supplementing grid or generator input with battery power – ideal for managing peak demand and maximizing system efficiency.

 

Designed for advanced energy systems, it supports ESS (Energy Storage System) configurations, ultra-fast UPS functionality, and full remote monitoring when paired with a Victron GX device. Built with proven Victron reliability, this unit is ideal for residential, small off-grid, and backup applications.

Ships From: Texas, USA
Warranty: 5 Years
Support: Lifetime USA-Based Tech Support

 

Compatibility

Battery Compatibility:

  • Works with 48V BigBattery HUSKY2 INV lithium battery systems

System Compatibility:

  • Supports off-grid and backup power systems with seamless battery and AC input integration
  • Compatible with solar charge controllers and generator input
  • Integrates with Victron GX devices for monitoring and control
Key Features
  • 3,000VA Inverter OutputReliable power for small homes, cabins, and backup systems
  • Inverter + Charger in OneCombines power conversion and battery charging
  • Pure Sine Wave OutputClean, stable electricity for sensitive electronics
  • PowerAssist TechnologyPrevents overload by supplementing AC input with battery power
  • ESS (Energy Storage System) ReadyAdvanced energy management for hybrid systems
  • Ultra-Fast UPS FunctionalitySeamless backup during outages
  • UL1741 & CSA CertifiedSafe, code-compliant installations
  • Remote Monitoring ReadyFull system visibility with Victron GX integration
  • Compact & Efficient DesignSpace-saving and high-performance
  • Maintenance-Free OperationNo routine servicing required

A compact, reliable inverter/charger solution built for flexibility, intelligent control, and dependable energy performance.

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Inverter Downloads

SKU#:INV014
Spec Sheet:DownloadDOWNLOAD

Inverter Specifications

AC Voltage:120V AC
AC Frequency:60 Hz
Max. Continuous AC Current:25A @ 120V
Max. AC Input Power:6000W (50A @ 120V)
AC Bypass:50A Transfer Switch
Output Voltage:120V AC ± 2%
Output Frequency:60 Hz ± 0.1%
Max. Continuous Output Current:25A @ 120V
Output Power:2400W (3000VA) @ 25°C
Surge Capacity:5500W Peak
Power Factor:≈1.0 (pure sine output)
Reactive Power Adjustment Range:N/A (not specified)
Total Harmonic Distortion:N/A (not specified)
Switching Time:<20 ms
No. of MPPTs (Inputs per MPPT):N/A (external MPPT required)
Max. Input Current:N/A
Max. Short Circuit Input Current:N/A
DC Input Voltage Range:38 – 66V DC (battery)
Start Up Voltage:N/A
MPPT Operating Voltage Range:N/A
MPPT Voltage:N/A
Max. PV Array Power:N/A
MPPT Efficiency:N/A
Nominal Battery Voltage:48V DC
Battery Voltage Range:38 – 66V DC
Max. Discharge Current:N/A (not specified)
Max. Charge Current:35A
DC Cut-Off Voltage:N/A (configurable)
Operating Temperature:-40°F – 150°F (-40°C – 65°C)
Storage Temperature:-40°F – 150°F (-40°C – 65°C)
Altitude:N/A
Relative Humidity:Up to 95% (non-condensing)
Typical Noise Emission:N/A
Protection Rating:IP21
Max. Parallel Connections:Up to 6 units (parallel / split-phase / three-phase)
Weight:42 lbs (19 kg)
Depth:5.8 in (147 mm)
Width:10.9 in (277 mm)
Height:22.5 in (572 mm)

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5-Year – Victron Manufacturer Warranty

.

Inverter Downloads

SKU#:INV014
Spec Sheet:DownloadDOWNLOAD

Inverter Specifications

AC Voltage:120V AC
AC Frequency:60 Hz
Max. Continuous AC Current:25A @ 120V
Max. AC Input Power:6000W (50A @ 120V)
AC Bypass:50A Transfer Switch
Output Voltage:120V AC ± 2%
Output Frequency:60 Hz ± 0.1%
Max. Continuous Output Current:25A @ 120V
Output Power:2400W (3000VA) @ 25°C
Surge Capacity:5500W Peak
Power Factor:≈1.0 (pure sine output)
Reactive Power Adjustment Range:N/A (not specified)
Total Harmonic Distortion:N/A (not specified)
Switching Time:<20 ms
No. of MPPTs (Inputs per MPPT):N/A (external MPPT required)
Max. Input Current:N/A
Max. Short Circuit Input Current:N/A
DC Input Voltage Range:38 – 66V DC (battery)
Start Up Voltage:N/A
MPPT Operating Voltage Range:N/A
MPPT Voltage:N/A
Max. PV Array Power:N/A
MPPT Efficiency:N/A
Nominal Battery Voltage:48V DC
Battery Voltage Range:38 – 66V DC
Max. Discharge Current:N/A (not specified)
Max. Charge Current:35A
DC Cut-Off Voltage:N/A (configurable)
Operating Temperature:-40°F – 150°F (-40°C – 65°C)
Storage Temperature:-40°F – 150°F (-40°C – 65°C)
Altitude:N/A
Relative Humidity:Up to 95% (non-condensing)
Typical Noise Emission:N/A
Protection Rating:IP21
Max. Parallel Connections:Up to 6 units (parallel / split-phase / three-phase)
Weight:42 lbs (19 kg)
Depth:5.8 in (147 mm)
Width:10.9 in (277 mm)
Height:22.5 in (572 mm)

Compare Inverter

5-Year – Victron Manufacturer Warranty

Frequently Asked Questions

MultiPlus-II 48/3000 or 48/5000: which do I need?

The 48/3000 gives 3,000VA output with a 35A charger. The 48/5000 gives 5,000VA with a 70A charger. Choose the 3000 for smaller off-grid and backup systems. Choose the 5000 if you are running heavier loads or want faster battery recharging from shore or generator.

What does 35-50 mean on a MultiPlus?

In Victron's naming, the first figure is the battery charger output in amps and the second is the maximum AC input current the unit can pass through. So 48/3000/35-50 is a 48V unit, 3,000VA inverter, 35A charger, 50A AC transfer.

Is the MultiPlus-II 48/3000 UL 1741 certified?

Yes, this version is UL 1741 listed, which is the standard for grid-interactive inverters in North America. That matters if your system will interconnect with the utility, since UL 1741 is typically what an inspector and utility require for grid-tied equipment.

Does the 48/3000 work with BigBattery lithium?

Yes. Victron MultiPlus-II units support CAN and RS485 communication with battery management systems, and BigBattery lists the 48V HUSKY 2 INV as compatible with Victron MultiPlus-II 3000 and 5000 systems.

What is the difference between UL 1741 and UL 458 versions?

UL 1741 covers grid-interactive inverters for stationary and utility-connected use. UL 458 covers inverters in mobile and RV applications. Choose the certification that matches your install, since it is what determines code compliance and inspection sign-off.

What makes the Victron MultiPlus-II 48/3000/35-50 120V worth comparing for Cyber Monday 48V inverter/charger installations?

Its listed 48/3000 model and 120V specification should be matched to the system design. During Black Friday or Cyber Monday, compare its current listed price with other products that meet the same requirements. Check the final checkout total and any published offer terms before treating it as a sale.

What matters more than the discount when selecting the Victron MultiPlus-II 48/3000/35-50 120V?

Confirm AC output needs, input voltage and charging configuration. Compare inverter/charger features versus a standalone inverter, and review the product specifications and warranty before ordering. A seasonal price reduction is only useful if the product fits the intended system.

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