20 kW Air-cooled On-board Charger （OBC）Assembly

Product Advantages

Innovative System Architecture and Adaptability

As a leading air cooled onboard charger manufacturer, this product’s design prioritizes modularity and environmental protection. The IP67 enclosure safeguards internal components against dust and water ingress, critical for commercial and industrial vehicle applications exposed to variable conditions. The cooling system leverages efficient air circulation to maintain optimal thermal profiles without bulky liquid cooling infrastructure. Its dual-channel input and CAN communication interface facilitate seamless system integration and firmware upgrades, allowing flexible deployment across diverse EV platforms requiring reliable, maintainable power electronics.

Enhanced Performance Metrics and Operational Efficiency

This 20kW air cooled onboard charger delivers a power output near 20 kW with precision control enabled by full digital technology, ensuring high conversion efficiency and real-time monitoring capabilities. The inclusion of over-temperature protection with accurate sensors enhances operational safety and reliability. The auxiliary power output and wake-up processing improve vehicle subsystem support and energy management, optimizing charger responsiveness in fleet operations. This integration reduces downtime and maintenance costs, providing measurable ROI advantages for OEMs and fleet operators utilizing the charger within demanding charging infrastructures.

Use Scenarios

Passenger and Commercial Electric Vehicle Charging Integration

In passenger electric vehicles and mini commercial vehicles, this 20kW OBC supplier’s product fulfills onboard charging demands with robust thermal and environmental protections to ensure consistent performance. It supports multi-phase power inputs accommodating regional power grid variations. The charger interfaces with vehicle control units via CAN communication, enabling firmware updates and diagnostics within established vehicle networks. Its integration into fleet vehicles for ride-hailing or delivery enhances operational uptime by delivering reliable, adaptable charging that complies with automotive EMC regulations, supporting compliance and performance benchmarks.

Industrial and Logistics Vehicle Electrification

The air cooled onboard charger is employed in industrial applications such as forklift trucks and autonomous logistics vehicles, where continuous, efficient charging is critical. Its IP67 rating ensures durability in warehouse and outdoor environments. The product’s flexible power input range and advanced digital controls permit precise energy conversion and system monitoring to sustain operational reliability. Integration into these vehicles incorporates auxiliary power supplies for onboard electronics and supports central vehicle management through standardized CAN networks, streamlining maintenance workflows and improving fleet-level energy management for industrial operators.

1. Passenger Vehicles – Mini Passenger Vehicles – On-board Chargers
2. Commercial Vehicles – Sanitation Vehicles/Mini Trucks/Mini Vans – On-board Chargers
3. Electric Power Tools – Lawn Mowers – On-board Chargers
4. Industrial Vehicles – Forklifts/High-lift Vehicles – On-board Chargers
5. Autonomous Logistics Vehicles/Autonomous Cold Chain Vehicles – On-board Chargers
6. Electric Motorcycles/Electric Tricycles/Four-wheel Electric Vehicles – On-board Chargers
7. Logistics Vehicles/Ride-hailing Vehicles – Portable DC Chargers