As a professional on-board charger supplier in China, Zhaofeng factory's 1.5KW Low-Power Waterproof OBC for Electric Vehicles is an on-board charger installed on electric vehicles. Its main function is to convert AC power from the grid into DC power required by the battery, providing safe and efficient charging for the vehicle's traction battery. This product is suitable for various electric vehicles with a rated power around 1.5kW, including electric motorcycles, golf carts, scenic sightseeing carts, airport shuttle buses, community patrol vehicles, cleaning vehicles, etc. It can be directly connected to the mains for charging without the need for additional charging piles, making it flexible and convenient to use.
| Input Voltage | 100-266Vac | |||||||||
| Mains Frequency | 50Hz-61Hz | |||||||||
| Output Voltage (DC) | 72V | |||||||||
| Output Current | 0-20A | |||||||||
| Maximum Efficiency | ≥92% | |||||||||
| Product Power | 900W | |||||||||
| Communication Method | CAN2.0 | |||||||||
| Protection Level | IP67 | |||||||||
| Compatible Battery Types | Lead-acid batteries, lithium batteries | |||||||||
| Heat Dissipation Method | Air-cooled | |||||||||
| Item | Min | Typ | Max | Unit | Remarks |
| Environmental Strength | |||||
| Operating Temperature | -40 | \ | 70 | ℃ | \ |
| Storage Temperature | -40 | \ | 80 | ℃ | \ |
| Altitude | \ | \ | 4000 | m | \ |
| Humidity | 0 | \ | 95 | %RH | No water condensation |
| Atmospheric Pressure | 57 | \ | 101 | kPa | \ |
| Salt Spray (Continuous Atomization Time) | \ | \ | 96 | h | GB/T 2423.18-2012 |
| Mechanical Strength | |||||
| Vibration (Amplitude) | \ | \ | 0.508 | mm | 10~60Hz, amplitude 0.508mm |
| Drop (Height) | \ | \ | 0.76 | m | GB/T 2423.8-1995 |
| Shock (Acceleration) | \ | \ | 30/11 | m/s² | GB/T 2423.5 |
| Dust Resistance (IP Rating) | \ | \ | 6 | \ | GB/T 4208-2017 |
| Water Resistance (IP Rating) | \ | \ | 7 | \ | GB/T 4208-2017 |
| Electrical Environment | |||||
| Mains Voltage (~) | 85 | 220 | 265 | V | \ |
| Mains Frequency | 45 | 50 | 60 | Hz | \ |
| Traction Battery Voltage | 70 | 0 | 95 | V | \ |
The core advantages of this customized 1.5KW Low-Power Waterproof OBC for Electric Vehicles lie in its IP67 high-level dustproof and waterproof design, efficient and fast charging capability, and lightweight structure, which enable it to work stably in various harsh outdoor environments and provide reliable energy supply for different types of low-speed electric vehicles. In terms of functions, it supports wide voltage input and is compatible with multiple battery types, with built-in intelligent charging algorithms and multiple safety protection mechanisms. It can automatically identify the battery status and adjust the charging curve, effectively extending battery life. In terms of application scenarios, whether it is rainy, snowy, dusty scenic roads, or outdoor working environments such as airport aprons and property parks, the charger can operate normally without charging interruption or equipment damage caused by environmental factors. In terms of actual usage results, users can clearly feel shorter charging time, more stable vehicle range, lower equipment failure rate and significantly reduced overall operating costs, making it a truly cost-effective on-board charging solution that balances performance, reliability and economy.
In the production process, the product strictly implements the requirements of the quality management system. From raw material procurement, PCB design and production, complete machine assembly to finished product testing, each link is strictly controlled by professional quality inspectors. The factory has advanced production equipment and testing instruments, including waterproof test chambers, high and low temperature test chambers, aging test racks, EMC test equipment, etc., to ensure that every 1.5KW Low-Power Waterproof OBC for Electric Vehicles leaving the factory can operate stably and reliably.



"We provide a comprehensive after-sales service system for the 1.5KW Low-Power Waterproof OBC for Electric Vehicles, including:
Detailed installation and user manuals (in Chinese and English);
Installation/usage guide videos or graphic tutorials to facilitate customers' self-installation and commissioning;
Technical consulting services to answer questions encountered by customers during selection, installation and use;
A quality warranty period (e.g. 2-year warranty), during which free repair or replacement services are provided for products damaged due to non-human factors;
For bulk purchase customers, on-site technical support and training services can be provided;"
"Compared with similar products on the market, our 1.5KW Low-Power Waterproof OBC for Electric Vehicles has the following obvious advantages:
1.Higher protection level: Most competitors' products only reach IP54 or IP65, while ours adopts an IP67 fully sealed design, which can work in deeper water and harsher dust environments, with wider application scenarios.
2.Higher charging efficiency: Using advanced power conversion topology and control algorithms, the conversion efficiency can reach more than 92%, with faster charging, lower energy consumption and less heat generation.
3.Lighter weight and smaller size: Optimized structural design and aluminum alloy housing control the product weight at around 5kg, making it easy to install and maintain, especially suitable for electric motorcycles and small scooters with limited space.
4.Stronger compatibility: It supports multiple battery types and voltage levels, and parameters can be customized according to customer needs, adapting to different brands and models of electric vehicles.
5.Strong factory direct sales and customization capabilities: As a professional China Manufacturer / Factory, we can offer Factory Direct prices, support Bulk Purchase and Customized services, and quickly respond to customers' special requirements.
As a professional China Manufacturer and Supplier, our 1.5KW Low-Power Waterproof OBC for Electric Vehicles has been exported to many countries and regions, including Europe, North America, Southeast Asia, Australia, etc., serving various customers such as scenic spots, airports, property management companies and electric vehicle manufacturers.We have a modern production factory and a professional R&D, sales and after-sales team, providing one-stop services from product design and customized production to bulk supply. Many long-term cooperative customers highly evaluate our product quality, delivery cycle and technical support. Some customers have listed us as a core supplier and continue to purchase our 1.5KW Low-Power Waterproof OBC for Electric Vehicles in multiple projects.