Power your electric boat with confidence using our E22 Series 2.2KW 48V 35A on-board LiFePO₄ battery charger. This high-performance marine charger delivers a stable 58.4V / 35A output via a convenient Anderson connector, ensuring fast and reliable charging for 16-cell (16S) LiFePO₄ battery packs. Designed specifically for marine environments, it features a rugged silver-shell housing and seamless AC input configuration, enabling easy onboard installation and operation.
| Name | On-board 48 Volts 35 Amps LiFePO4 Battery Charger |
| Model | E22 |
| Type | On-board silver shell |
| AC Input | AC cable 1.5M to bare wire |
| DC Output | Output cable 1.5M to grey 50A anderson |
| Current/Voltage | 58.4V 35A |
| Battery | 16S LiFePO4 |
| Application | Electric Boat |
This 48V 35A battery charger is engineered with advanced MCU and PWM control technology, allowing it to automatically adjust and optimize the charging curve based on battery characteristics. Equipped with active PFC (Power Factor Correction) and an LLC half-bridge circuit, the charger delivers high efficiency, stable performance, and enhanced safety during the entire charging process.
The fully sealed aluminum die-cast housing with internal padding provides IP66-level protection against water, dust, and vibration, making it highly durable for demanding environments. A three-color LED indicator clearly displays charging status and can be customized for different operating modes. The intelligent cooling system automatically adjusts the fan speed according to real-time temperature, ensuring long-term reliability and silent operation.
48V 35A Charger Built-In Safety Protections
To protect both the charger and the battery, this 48V 35A battery charger integrates multiple protection features:
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Input under-voltage / over-voltage protection
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Overheating protection
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Output no-load protection
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Output short-circuit & reverse polarity protection
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Output over-current / over-voltage protection
Optional Custom Functions
This charger is also available with a range of optional features to meet different application requirements:
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CAN / RS485 communication
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Interlock function
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External indicator output
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Software reprogramming
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Remote shut down / restart
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12V auxiliary power supply
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Enable loop control
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Temperature sensor support
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Analog signal options
Applications of the 48V 35A LiFePO₄ Battery Charger
The 48V 35A on-board LiFePO₄ battery charger is designed for demanding marine and industrial environments where reliability and efficiency are critical. Typical applications include:
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Electric boats and marine vessels – providing fast and stable onboard charging for 48V LiFePO₄ battery packs.
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Fishing boats & leisure yachts – ensuring extended runtime with safe, high-efficiency charging in wet and rugged conditions.
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Electric outboard motors – delivering consistent charging performance to support propulsion systems.
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Harbor and service vessels – ideal for workboats that require daily charging cycles.
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Other 48V LiFePO₄ systems – including e-mobility platforms, energy storage units, and off-grid marine power solutions.
With its 2200W high-power design, customizable outputs, and waterproof enclosure, this charger is a versatile solution for both recreational and professional marine applications.
Why Choose This 48V 35A Charger?
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High efficiency with active PFC + LLC circuit
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Durable IP66 waterproof & dustproof design
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Intelligent fan cooling for extended lifespan
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Programmable LED indicator for user-friendly monitoring
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Full safety protections for reliable operation
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Optional customization for OEM / industrial needs
As part of the versatile 2200W E22 series, this charger is also available in multiple output configurations—such as 24V 50A, 36V 45A, 60V 30A, 72V 25A, 84V 20A, and 96V 18A—to suit diverse electric marine applications. We offer customized output solutions tailored to your battery specifications, ensuring optimal performance and compatibility.
View more detailed information about E22 2200W Battery Charger
