Potted Circuit Board
Circuit-board potting and independently mounted magnetic components form part of the assembly’s mechanical and electrical construction.
CTS3640-M02 Series Fan-Cooled 1.5kW On-Board Charger & 600W DC-DC Converter
CTS3640-M02 Series Fan-Cooled 1.5kW On-Board Charger & 600W DC-DC Converter
Basic Properties
Country Of Origin
China
Brand Name
CTS
Certificate
Declaration of Conformity/CE
PRODUCT MODEL
1.5kW OBC & 600W DC-DC
Trading Properties
MOQ
2
Payment Method
L/C,D/A,T/T
Supply Capacity
5000pcs/month
Product Summary
Fan-cooled 2-in-1 assembly combining a 1.5kW on-board charger with a 600W 14V/43A DC-DC converter. Features ≥93% efficiency, active PFC, IP66 protection, CAN communication, and five HV output ranges. Compliant with IEC 61851 and SAE J1772, with 24-month warranty and custom configuration options.
Product Details
Highlight:
Fan-Cooled 1.5kW On-Board Charger
,600W DC-DC Converter
,CTS3640-M02 On-Board Charger
Battery Voltage:
24V, 36V, 48V, 60V And 72V
Compliance Standards:
IEC 61851, SAE J1772
Outputvoltage:
DC 200-450V
Chargingpower:
3.3kW To 7.2kW
Dimensions:
300mm X 200mm X 100mm
Inputfrequency:
50-60Hz
Charging Efficiency:
≥ 93%
Protection Rating:
IP66
Power Factor:
≥0.98
Warranty:
24 Months
Inputvoltage:
AC 100-240V
Maximum Input Current:
12A
Chargingefficiency:
≥ 93%
Protectionfeatures:
Overvoltage, Overcurrent, Short Circuit, Overtemperature
Communication Function:
CAN (Optional)
Product Description
CTS3640-M02 Series · Fan-Cooled 2-in-1 Assembly
1.5kW On-Board Charger & 600W DC-DC Converter
Battery charging and 14V auxiliary power, integrated in one fan-cooled assembly.
The CTS3640-M02 Series combines a listed 1.5kW on-board charger with a 600W DC-DC converter. With 90–290VAC input, five high-voltage output configurations and 14V/43A auxiliary output, it supports charging and power-system integration for electric vehicles and equipment.
1.5kW Listed OBC power
600W DC-DC output power
90–290VAC AC input range
14V / 43A Auxiliary output
Product Overview
Integrate Battery Charging and DC-DC Conversion
The CTS3640-M02 combines on-board charging and low-voltage power conversion in a single fan-cooled assembly. The OBC charges the high-voltage battery, while the DC-DC converter provides a 14V auxiliary output.
The construction incorporates circuit-board potting and independently mounted magnetic components. A modular power design and fully digital control support the integrated power functions.
CAN communication, bootloader support and software parameter adjustment assist commissioning, integration and maintenance.
Product Features
Designed for Vehicle Power Integration
Fully Digital Design
A modular power architecture with fully digital control supports the integrated OBC and DC-DC functions.
Active PFC
Active power factor correction and a 90–290VAC input range support integration across different AC supply conditions.
Hardware and Software Protection
Protection at both hardware and software levels supports operation within the specified application conditions.
CAN and Bootloader Support
CAN communication and bootloader functionality support integration and firmware maintenance. Supporting software enables parameter adjustment.
Fan-Cooled Construction
Fan cooling supports heat dissipation. The specification describes support for an IP67 assembly design, subject to final sealing, connectors and installation.
Technical Specifications
Choose Your High-Voltage Output Range
All five models list 90–290VAC input, 1.5kW OBC power and 600W DC-DC output at 14V/43A.
| Model | AC Input | OBC Power | HV Output | HV Output Range | DC-DC Power | LV Output |
|---|---|---|---|---|---|---|
| CTS3641-M02-XX | 90–290VAC | 1.5kW | 48V / 30A | 40–80VDC | 0.6kW | 14V / 43A |
| CTS3642-M02-XX | 90–290VAC | 1.5kW | 72V / 20A | 50–100VDC | 0.6kW | 14V / 43A |
| CTS3643-M02-XX | 90–290VAC | 1.5kW | 108V / 13A | 80–140VDC | 0.6kW | 14V / 43A |
| CTS3644-M02-XX | 90–290VAC | 1.5kW | 144V / 10A | 100–180VDC | 0.6kW | 14V / 43A |
| CTS3645-M02-XX | 90–290VAC | 1.5kW | 360V / 10A | 250–450VDC | 0.6kW | 14V / 43A |
Voltage, current and power values are reproduced from the supplied specification. Do not assume that all listed values are simultaneously available. Confirm charging power, output-current limits and operating conditions with CTS before final selection.
Product TypeIntegrated OBC + DC-DC assembly
Cooling MethodFan cooling
ControlFully digital
Power Factor CorrectionActive PFC
ProtectionHardware and software
CommunicationCAN
Firmware SupportBootloader
ConfigurationSoftware parameter adjustment
System Integration
Charging, Auxiliary Power and Control
High-Voltage Battery Charging
The OBC converts AC input into a model-specific DC charging output. Match the output range to your battery’s required charging voltage.
14V Auxiliary Output
The DC-DC section provides a listed 14V/43A output. Confirm load requirements and operating modes during system design.
CAN Communication
Request CAN protocol documentation to evaluate compatibility with your controller and battery-management system.
Configuration and Maintenance
Bootloader support and software parameter adjustment assist commissioning and maintenance. Contact CTS for configuration details.
Frequently Asked Questions
Before You Integrate
Share your battery specifications, auxiliary loads and installation requirements for technical review.
Contact Technical Sales →What does the CTS3640-M02 integrate?
It combines a fan-cooled on-board charger and a DC-DC converter in one assembly. The supplied specification lists 1.5kW OBC power and 600W DC-DC output.
What AC input voltage is supported?
All listed models specify 90–290VAC input. Confirm available charging power under your intended supply conditions with CTS.
Which output voltage ranges are available?
The series offers five model-specific high-voltage ranges: 40–80VDC, 50–100VDC, 80–140VDC, 100–180VDC and 250–450VDC.
What is the auxiliary output?
All five models list a 600W DC-DC converter with 14V/43A output.
Does it support CAN and firmware updates?
The specification lists CAN communication and bootloader support. Supporting software also enables parameter adjustment.
Does the design support an IP67 assembly?
The specification describes support for IP67 assembly design. Confirm the final protection rating, sealing and installation requirements for the supplied configuration.
Start Your Project
Find the Right Integrated Charging Assembly
Looking for a fan-cooled 1.5kW on-board charger with an integrated 600W DC-DC converter? Send your application details for model selection, technical specifications and a quotation.
sarah@ctscharger.comOpens your email app with an inquiry draft.
Details to Include in Your Inquiry
- Vehicle or equipment type
- Battery chemistry and nominal voltage
- Required charging voltage and current
- Required 14V auxiliary output current
- Installation space and airflow conditions
- CAN protocol and controller requirements
- Environmental and sealing requirements
- Estimated quantity and project schedule
