3.3KW OBC On Board Chargers For Boats, Marine, Electric Vehicles, 3KW EV Charger 312V
The HK-M series 3.3KW On-Board Charger (OBC) is crafted with the sole purpose of effectively recharging electric vehicle and electric boat batteries. Its compact dimensions, stability, and prolonged lifespan ensure consistent performance, while its array of protective features offer extra peace of mind. With the integration of the HK-M series OBC, you’ll experience quicker charging times, a compact design that saves space, and enhanced reliability, all contributing to heightened efficiency and productivity for your project.
Output Voltage/Output Current: 312V/10A
Output Voltage Range: 105V~450V
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
Considering your project’s requirements, let’s explore why integrating the Bonnen OBC would be advantageous for your team and how it enhances your project.
First and foremost, your project necessitates a reliable charging solution capable of enduring various environments. With its built-in thermal sensor, the charger is shielded against overheating, and its fully sealed encapsulation process attains an impressive IP67 protection rating. This guarantees consistent operation of your charging system, even in challenging conditions, eliminating the risk of malfunction. Such reliability is crucial for ensuring uninterrupted operation of your electric vehicles and boats, especially in demanding situations.
Furthermore, the charger’s compatibility with a range of battery types, including LiFePO4 and NMC, offers flexibility and programmability in charging modes. Whether you’re using different battery types for your vehicles or boats, this charger can adapt to your requirements, making it a versatile solution for your project.
Additionally, features like Enable Control and CAN communication interface enable real-time communication with the Battery Management System (BMS). This not only offers optional functionalities but also enhances the overall efficiency and performance of your charging system. Monitoring and controlling the charging process in real-time ensures optimal battery health and lifespan, ultimately contributing to the success of your project.
Moreover, 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 facilitates the exportation of your vehicles and boats to different regions without requiring significant modifications to the charging infrastructure. It grants you the flexibility to operate your electric vehicles and boats in various locations worldwide, thereby extending the reach and impact of your project.
In summary, the Bonnen OBC, equipped with a thermal sensor and fully sealed, waterproof design, 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.





















