On Board Chargers For Boats And Electric Vehicles, OBC 6.6KW EV Charger 144V
The HK-L series 6.6KW OBC On-Board Chargers is a product designed specifically for replenishing power to electric vehicles and electric boat batteries. This charger boasts high efficiency, compact size, high stability, and a long lifespan. Moreover, it features a high level of protection, reliability, and comprehensive protective functions, making it an ideal power source for electric vehicle and electric boat charging.
Output Voltage/Output Current: 144V/46A
Output Voltage Range: 50~198V
Output Power: 6600W@220VAC 3300W@110VAC
Baud Rates: 250K/ 500K
Product Features
Equipped with a built-in thermal sensor, OBC On-Board Charger offers overheat protection and can automatically recover. Its fully sealed encapsulation process achieves a protection rating as high as IP67, ensuring reliable operation in any complex environment without the risk of malfunction.
1. Wide input voltage range of AC90V~AC264V 45~65 Hz, catering to global requirements and accommodating fluctuations in the electric network, as well as facilitating vehicle exportation.
2. Intelligent temperature compensation function during the charging process, preventing battery damage from overcharging or undercharging, thereby significantly prolonging battery lifespan.
3. Compatible with various battery types such as LiFePO4, lithium-ion, etc., offering flexibility and programmability in charging modes. Features Enable Control (Automatic Control) or CAN communication interface for real-time communication with BMS, providing optional functionalities.
4. Built-in heat-sensing device for temperature control and automatic recovery through thermal protection.
5. Fully sealed and waterproof with an IP67 protection rating, ensuring dust-tightness and protection against immersion up to 1 meter depth.
| Model | Rated Voltage | Rated Current | Output Voltage Range | Cooling Method |
| HK-LF-144-46 | 144V | 46A | 50 ~ 198V | Forced air cooling |
| HK-LF-312-20 | 312V | 20A | 110 ~ 440V | Forced air cooling |
| HK-LF-540-14 | 540V | 14A | 163 ~ 650V | Forced air cooling |
There are various charger accessories available for selection.





















