“The lithium upgrade made a huge difference to my golf cart. Longer runtime, quicker charging and noticeably better performance.”
Victron Energy
Victron Energy Phoenix Smart IP43 12V 50A 1+1 Battery Charger Bluetooth Marine RV PSC125051095
Victron Energy Phoenix Smart IP43 12V 50A 1+1 Battery Charger Bluetooth Marine RV PSC125051095
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- Price: $471.75
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PRODUCT DESCRIPTION
Victron Energy Phoenix Smart IP43 12V 50A 1+1 Battery Charger with Bluetooth – PSC125051095
The Victron Energy Phoenix Smart IP43 12V 50A 1+1 Battery Charger is an intelligent dual-output charger designed for marine, RV, camper, off-grid and professional 12V battery systems. Featuring built-in Bluetooth Smart connectivity, adaptive charging technology and dedicated house and starter battery outputs, it provides efficient battery charging and convenient wireless monitoring in one compact system.
The primary output delivers up to 50A of charging current for a 12V house battery bank, while the additional starter battery output provides approximately 4A to help maintain an engine or vehicle starting battery. This 1+1 configuration makes the Phoenix Smart IP43 especially well suited for boats, RVs and other installations using separate house and starter batteries.
12V 50A smart battery charging
The Phoenix Smart IP43 provides high-performance charging for 12V battery systems using Victron Energy's adaptive charging technology. The intelligent charging process adjusts charging behavior according to battery condition and usage, helping provide efficient charging while supporting long-term battery performance.
1+1 dual-output design
The 1+1 output configuration is designed for systems with both a primary house battery bank and a starter battery. The main output supplies up to 50A to the house battery bank, while the secondary output supplies approximately 4A for maintaining a starter battery.
This arrangement is particularly useful for marine and mobile power installations where shore power can be used to maintain both battery systems from a single charger.
Built-in Bluetooth Smart
Integrated Bluetooth Smart provides convenient wireless access through the VictronConnect app on a compatible smartphone or tablet. Users can monitor charger operation, review charging information, configure settings, receive alerts and perform compatible firmware updates without requiring a separate Bluetooth accessory.
LiFePO4, AGM, Gel and flooded battery compatibility
The Victron Phoenix Smart IP43 supports multiple common battery technologies, including LiFePO4 lithium, AGM, Gel and flooded lead-acid batteries. Configurable charging parameters provide flexibility for marine, RV, off-grid and mobile electrical systems using different battery chemistries.
120-240VAC input
A wide 120-240VAC input range provides installation flexibility for compatible shore power and AC electrical systems. This makes the charger suitable for a variety of marine, RV and professional power applications.
Ideal for marine and RV battery systems
The Phoenix Smart IP43 is an excellent solution for boats, yachts, RVs, motorhomes, campers, vans and other installations requiring reliable charging for both house and starter batteries. Its Bluetooth connectivity and intelligent charging capabilities also make it suitable for off-grid and professional 12V energy storage systems.
Key features
- Victron Energy Phoenix Smart IP43 battery charger
- Designed for 12V battery systems
- 50A primary charging output
- 1+1 dual-output configuration
- Approximately 4A starter battery output
- Built-in Bluetooth Smart connectivity
- VictronConnect app monitoring and configuration
- Adaptive intelligent charging technology
- Supports LiFePO4 lithium batteries
- Supports AGM batteries
- Supports Gel batteries
- Supports flooded lead-acid batteries
- 120-240VAC input compatibility
- IP43 protection rating
- Ideal for marine, RV, camper and off-grid applications
Technical specifications
- Brand: Victron Energy
- Product line: Phoenix Smart IP43
- Product type: Smart Battery Charger
- Model: Phoenix Smart IP43 Charger 12/50 (1+1)
- Manufacturer part number: PSC125051095
- UPC: 8719076053507
- Battery system voltage: 12V
- Main charging output: 50A
- Starter battery output: Approximately 4A
- Outputs: 1+1 dual output
- AC input: 120-240VAC
- Connectivity: Built-in Bluetooth Smart
- Charging technology: Adaptive intelligent charging
- Battery compatibility: LiFePO4, AGM, Gel and flooded lead-acid
- Protection rating: IP43
Recommended applications
- Marine house and starter battery systems
- Boats and yachts
- RV and motorhome battery systems
- Campers and travel trailers
- Vans and mobile power systems
- 12V off-grid battery banks
- Professional mobile energy systems
The Victron Energy Phoenix Smart IP43 12V 50A 1+1 Battery Charger combines powerful 50A charging, a dedicated starter battery output, Bluetooth monitoring and adaptive battery management in a versatile charger for demanding 12V systems. For marine, RV, mobile and off-grid installations requiring intelligent dual-battery charging, the Phoenix Smart IP43 provides a dependable and flexible charging solution.

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.”