6.6KW OBC 3KW DC-DC Converter Bi-directional charger

6.6KW OBC+1.5KW DC-DC Converter Liquid-cooled 85-265VAC/200-420VDC input 200-420VDC/13.8VDC output IP67

Download Specifications: Bi-directional 6.6KW OBC+3KW DCDC specs sheet



6.6KW OBC 3KW DC-DC Converter Bi-directional charger

The Ovartech CAD662DF400-14302 is a combination high-frequency 6.6KW battery charger and 3KW DC/DC converter in one package, an Integrated high-frequency battery charger, and DC/DC converter saves space, weight, and cabling thereby minimizing the cost of inventory, installation, and service.

CAD662DF400-14302 Bi-directional 6.6KW OBC+3KW DC-DC Converter series is designed for electric vehicle battery charging with demand for efficiency, robustness, and safety. The electrical input voltage for  CAD662DF400-14302 ranges from AC 85~265V, making it an ideal selection for worldwide usage. Its high-efficiency performance makes the charging more economical. CAD662DF400-14302 provides an intelligent charging mode that adjusts the voltage in CC/CV/cut off automatically. It also features short-circuit, over-voltage, over-current, and over-temperature protections undercharging. The CAN-bus interface delivers messages with charging flow, interlock connection, and any disconnection or error message to VCU (Vehicle Control Unit) via BMS (Battery Management System).
CAD662DF400-14302 charger series is in compliance with SAE J1772 and IEC 61851 to meet international standards, and with IP 67 for the critical operating environments.

Model CAD662DF400-14302
Power 6.6KW+3KW
Input voltage 85-265VDC
Output current 0-22A
Output voltage 200-500VDC
Cooling liquid-cooling
Dimension 454x291x83mm; 17.9×11.5×3.2”
Weight 8kg; 17.6lbs
IP rate IP67
Interface CAN BUS/Enable control

6.6kw on board charger



Q: Are you a trading company or manufacturer?
A: We are a manufacturer.

Q: How long is your delivery time?
A: Generally, it is 5-10 days if the goods are in stock. or it is 6 weeks if the goods are not in stock, it is according to quantity.

Q: What is the key technical advantage of your products?
A: We adopt digital control technology, which is convenient for remote upgrade and fully automatic production.

Q: What are your Engineering Testing and Validation capabilities?
A: We will respond to you within 2 hours and solve the problem within 24 hours.

Q: What are your terms of payment?
A: 100% prepayment.

Q: What is the MOQ (Mini Order Quantity)?

A: 1 unit.

Q: Do you accept customization?

A: Yes, OEM and ODM services are all supported.

Q: Will you provide a free sample before order?

A: Generally speaking, you need to pay for that.

Q: What is your sample policy?

A: We can supply the sample if we have the parts in stock, customers must pay the sample cost and the shipping cost.

Q: Do you test all your goods before delivery?

A: Yes, we have a 100% test before delivery, if necessary, we can send an inspection report before delivery.

Q: How do you make our business long-term and good relationship?

A: 1. We keep good quality and competitive prices to ensure our customer’s benefit.

     2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.


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Contact us  sales@ovartech.com


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