“The lithium upgrade made a huge difference to my golf cart. Longer runtime, quicker charging and noticeably better performance.”
Victron Energy
Victron Energy MultiPlus-II 24V 3000VA 2x120V UL458 Pure Sine Wave Inverter Charger, 70A Battery Charger, PowerAssist, UPS, PMP242305132
Victron Energy MultiPlus-II 24V 3000VA 2x120V UL458 Pure Sine Wave Inverter Charger, 70A Battery Charger, PowerAssist, UPS, PMP242305132
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- Price: $1,145.80
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- Price: $1,145.80
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PRODUCT DESCRIPTION
The Victron Energy MultiPlus-II 24V 3000VA 2x120V UL458 Inverter Charger (Model 24/3000/70-50 2x120V UL458, MPN PMP242305132) combines a pure sine wave inverter, a 70A adaptive battery charger, an integrated automatic transfer switch, and advanced power management in one compact unit. Built for RVs, boats, yachts, off-grid homes, commercial vehicles, and backup energy systems, this UL458 certified 24 volt inverter charger delivers clean, stable dual 120VAC power with professional-grade safety and reliability.
UL458 Certified 24V Inverter Charger for Marine, RV, and Mobile Use
The MultiPlus-II pairs a 3000VA pure sine wave inverter with a 70A adaptive battery charger and a 2x120V AC output configuration. UL458 certification makes it well suited for marine, RV, and mobile power applications where safety and dependable performance matter.
PowerAssist Prevents Shore Power and Generator Overload
PowerAssist automatically supplements shore power or generator capacity with stored battery energy during peak loads, helping prevent overloads and electrical interruptions in high-demand situations.
Built-In UPS Backup Power
When grid or shore power fails, the MultiPlus-II switches to inverter power almost instantly, keeping sensitive electronics, appliances, and equipment running without interruption.
Adaptive Charging for Lithium, AGM, and Gel Batteries
The adaptive charging algorithm optimizes charge cycles to improve battery performance and lifespan, and is compatible with lithium, AGM, gel, and other battery systems.
Remote Monitoring and Expandable Design
Paired with a Victron GX device, the MultiPlus-II supports remote monitoring and configuration through the Victron VRM portal from a phone, tablet, or computer. It is compatible with Dynamic ESS energy storage systems and supports parallel and three-phase operation, so your system can grow with your power needs.
Key Features
- 24V 3000VA pure sine wave inverter charger
- 70A adaptive smart battery charger
- 2x120V AC output configuration
- UL458 certified for marine, RV, and mobile applications
- Integrated automatic transfer switch
- UPS function with rapid automatic switching
- PowerAssist prevents shore power and generator overload
- Compatible with lithium, AGM, gel, and other battery types
- Dynamic ESS energy storage system compatible
- Remote monitoring and configuration with Victron GX devices and VRM
- Supports parallel operation for increased power capacity
- Supports three-phase system configurations
Applications
- RV solar power systems
- Boats and marine electrical systems
- Yacht power management
- Off-grid cabins and homes
- Backup battery systems
- Commercial mobile power
- Professional energy storage installations
Specifications
| Brand | Victron Energy |
|---|---|
| Product Type | MultiPlus-II Inverter Charger |
| Model | MultiPlus-II 24/3000/70-50 2x120V UL458 |
| MPN | PMP242305132 |
| UPC / GTIN | 8719076059219 |
| DC Voltage | 24V |
| Continuous Power Rating | 3000VA |
| Waveform | Pure Sine Wave |
| Battery Charger Output | 70A |
| AC Configuration | 2x120V |
| Transfer Switch | Integrated |
| Certification | UL458 |
| Remote Monitoring | Compatible with Victron GX devices and VRM |
What's Included
- Victron Energy MultiPlus-II 24V 3000VA 70A 2x120V UL458 Inverter Charger
- Product documentation
The Victron Energy MultiPlus-II 24V 3000VA 2x120V UL458 Inverter Charger delivers clean pure sine wave power, 70A adaptive charging, UPS backup, and scalable energy management for RV, marine, off-grid, and backup power systems.

Higher Performance
More power, longer range
Longer Lifespan
Up to 10x longer than lead-acid
Safe & Reliable
Built-in BMS protection
Easy Installation
Plug & play design
Trusted by Golf Cart Owners
See why customers choose us for dependable lithium power, premium brands and knowledgeable support.
“I was unsure which battery setup would work with my cart, but the support was excellent and helped me choose the right option.”
“Shipping was quick and everything arrived well packed. Installation was straightforward and the battery has been performing great.”
“Much lighter than my old lead-acid setup and I no longer have to worry about constant maintenance. Very happy with the upgrade.”
“Great selection of quality brands and the website made it easy to compare the options for my 48V golf cart.”
“The new battery gives us plenty of range for a full day around the community. Power delivery stays strong even near the end of the charge.”
“Helpful service, clear product information and a smooth ordering process. I would definitely shop here again for golf cart upgrades.”