3.3KW OBC On Board Chargers For Boats, Marine, Electric Vehicles, 3KW EV Charger 144V
The HK-M series 3.3KW On-Board Charger (OBC) is designed specifically to efficiently recharge electric vehicle and electric boat batteries. Its compact size, stability, and extended lifespan guarantee dependable performance, while comprehensive protection features provide additional security. By incorporating the HK-M series OBC, you benefit from faster charging times, a space-efficient design, and improved reliability, ultimately increasing efficiency and productivity for your project.
Output Voltage/Output Current: 144V/23A
Output Voltage Range: 50V~215V
Output Power: 3300W@220VAC 1650W@110VAC
Baud Rates: 250K/ 500K
Product Features
Input voltage range:AC90V~264V
Frequency:45Hz~65Hz
Power factor:≥0.99
Full load efficiency:≥93%
Mechanical impact and vibration resistance level:QC/T 895-2011
Protection grade:IP67
Working temperature:- 40℃~85℃
Storage temperature:- 40℃~105℃
Charging control:Control via CAN bus or enable line control
Protect function: Output over voltage, over current, short circuit, reverse polarity protection, input under voltage and over voltage protection, and over temperature protection
Product dimensions:198(L) x 244(W) x 95(H)
Cooling method: Enforce air cooling
Taking your project into consideration, let’s outline why your team would benefit from incorporating the Bonnen OBC and the advantages it brings to your project.
First and foremost, your project demands a dependable charging solution capable of withstanding diverse environments. Equipped with a built-in thermal sensor, the charger is safeguarded against overheating, while its fully sealed encapsulation process achieves an impressive IP67 protection rating. This ensures reliable operation of your charging system, even in challenging conditions, without the risk of malfunction. Such reliability is essential for ensuring uninterrupted operation of your electric vehicles and boats, especially in demanding scenarios.
Furthermore, the charger’s compatibility with a variety of battery types, including LiFePO4 and NMC, offers flexibility and programmability in charging modes. Whether utilizing different battery types for your vehicles or boats, this charger can accommodate your needs, making it a versatile solution for your project.
Moreover, the inclusion of features like Enable Control and CAN communication interface facilitates real-time communication with the Battery Management System (BMS). This not only provides optional functionalities but also enhances the overall efficiency and performance of your charging system. The ability to monitor and control the charging process in real-time ensures optimization of battery health and lifespan, ultimately contributing to the success of your project.
Additionally, the wide input voltage range of AC90V~AC264V 45~65 Hz ensures compliance with global requirements and adaptability to fluctuations in the electric network. This flexibility is particularly advantageous as it enables the exportation of your vehicles and boats to different regions without significant modifications to the charging infrastructure. It provides the flexibility to operate your electric vehicles and boats in various locations worldwide, thereby expanding the reach and impact of your project.
In summary, the thermal sensor-equipped, fully sealed, and waterproof charger offers the reliability, flexibility, and adaptability necessary for your electric vehicle and electric boat project. Its robust features not only ensure the safety and longevity of your batteries but also enhance the efficiency and performance of the charging system, ultimately contributing to the success of your project.
| Model | Rated Voltage | Rated Current | Output Voltage Range | Cooling Method |
| HK-MF-108-32 | 108V | 32A | 40 ~ 160V | Enforce air cooling |
| HK-MF-144-23 | 144V | 23A | 50 ~ 215V | Enforce air cooling |
| HK-MF-312-10 | 312V | 10A | 105 ~ 450V | Enforce air cooling |
There are various charger accessories available for selection.




















