Hangzhou CTS Power Electronics Technology Co., Ltd.
| Productname | 20kW Liquid-cooled On-board Charger |
| Inputfrequency | 50/60 Hz |
| Coolingmethod | Liquid cooling |
| Supply Ability | 5000pcs/month |
| Chargingpower | 20kW |
| Operatingtemperature | -40°C to 85°C |
| Packaging Details | Carton packaging |
| Dimensions | 550mm x 350mm x 130mm |
| Protectionfeatures | Overvoltage, Overcurrent, Short circuit, Overtemperature |
| Delivery Time | 15~30days |
| Chargingefficiency | ≥ 94% |
| Communicationprotocol | CAN |
| Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Input voltage | Three Phase 380VAC AC Input |
| Certification | CE/EMC/LVD/RoHS |
| Brand Name | CTS Charger |
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Product Specification
| Productname | 20kW Liquid-cooled On-board Charger | Inputfrequency | 50/60 Hz |
| Coolingmethod | Liquid cooling | Supply Ability | 5000pcs/month |
| Chargingpower | 20kW | Operatingtemperature | -40°C to 85°C |
| Packaging Details | Carton packaging | Dimensions | 550mm x 350mm x 130mm |
| Protectionfeatures | Overvoltage, Overcurrent, Short circuit, Overtemperature | Delivery Time | 15~30days |
| Chargingefficiency | ≥ 94% | Communicationprotocol | CAN |
| Payment Terms | L/C,D/A,D/P,T/T,Western Union | Input voltage | Three Phase 380VAC AC Input |
| Certification | CE/EMC/LVD/RoHS | Brand Name | CTS Charger |
CTS 20kW Three Phase Liquid-cooled On Board Charger is a high-power charging solution specially designed for new energy commercial vehicles, electric buses, logistics vehicles, construction machinery, and industrial electric equipment.
Adopting advanced digital control technology and modular design, the CTS 20kW OBC converts three-phase AC power into stable DC charging power for lithium battery systems. It supports multiple battery voltage platforms from 80VDC to 850VDC, providing flexible charging solutions for different electric vehicle architectures.
With high power density, intelligent CAN communication, IP67 protection, and comprehensive safety protection functions, CTS On Board Charger delivers reliable and efficient charging performance in demanding automotive and industrial environments.
It enables faster charging for commercial electric vehicles, reducing downtime and improving operational efficiency.
The 20kW OBC supports multiple battery voltage systems: 80V/108V/144V/360V/540V/700V
Output voltage range:
0-105VDC / 0-135VDC / 0-180VDC / 0-500VDC / 0-720VDC / 0-850VDC
The CTS 20kW OBC integrates intelligent control technology:
The intelligent communication system allows seamless integration with vehicle control units (VCU), battery management systems (BMS), and energy management platforms.
Designed for commercial vehicle applications, CTS OBC features:
It is suitable for outdoor vehicles and industrial applications.
The charger integrates multiple protection functions:
The system automatically reduces power output or shuts down under abnormal conditions to protect both charger and battery systems.
CTS 20kW Three Phase On Board Charger is engineered for high-performance electrification across diverse sectors, providing reliable power for commercial EV fleets (including logistics trucks, buses, and vans) and heavy-duty construction machinery such as excavators and forklifts. Fully compatible with lithium-ion and high-voltage battery systems, it also supports the next generation of industrial electrification, including autonomous mobile robots (AMRs) and smart transportation equipment.
| Model | Input Voltage Range | rated power | Rated Voltage | Output Voltage Range | Output Current Range |
|---|---|---|---|---|---|
| CTS3621 |
152~456VAC |
20KW |
80VDC | 0-105VDC | 0-240A |
| CTS3622 |
152~456VAC |
20KW |
108VDC | 0-135VDC | 0-180A |
| CTS3623 |
152~456VAC |
20KW |
144VDC | 0-180VDC | 0-132A |
| CTS3624 |
152~456VAC |
20KW |
360VDC | 0-500VDC | 0-54A |
| CTS3625 |
152~456VAC |
20KW |
540VDC | 0-720VDC | 0-36A |
| CTS3626 |
152~456VAC |
20KW |
700VDC | 0-850VDC | 0-24A |
| Parameter | Specification |
|---|---|
| Product Type | Three Phase Air-Cooled On Board Charger |
| Rated Output Power | 20kW |
| Input Voltage | 380VAC Three Phase Five Wire |
| Input Voltage Range | 152-456VAC |
| Input Frequency | 45-65Hz |
| Rated Frequency | 50Hz |
| Input Power Factor | ≥0.99 |
| Maximum Input Current | ≤32A |
| Cooling Method | Liquid Cooling |
| Communication | CAN Bus |
| Parameter | Specification |
|---|---|
| Voltage Accuracy | ±1% |
| Current Accuracy | ±0.5A (Io≤10A), ±5% (Io>10A) |
| Voltage Ripple | ≤1% |
| Output Response Time | ≤200ms |
| Typical Efficiency | ≥94% |
| Charging Control | CAN Command Control |
| Parameter | Specification |
|---|---|
| Operating Temperature | -40℃ ~ +65℃ |
| Storage Temperature | -40℃ ~ +95℃ |
| Humidity | 5% ~ 95% |
| Protection Rating | IP67 |
| Cooling | Liquid Cooling |
| Communication Interface | CAN |
| Vibration Resistance | Automotive Grade |
| Salt Spray Resistance | Supported |
Company Details
Business Type:
Manufacturer
Year Established:
2021
Total Annual:
4000000-50000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Hangzhou CTS Charger is a leading manufacturer specializing in EV charging and power electronics solutions. Our product portfolio includes On-Board Chargers (OBC), DC-DC Converters, Integrated Charging Systems, and Bi-directional OBC, providing one-stop solutions for passenger vehicles, commercial... Hangzhou CTS Charger is a leading manufacturer specializing in EV charging and power electronics solutions. Our product portfolio includes On-Board Chargers (OBC), DC-DC Converters, Integrated Charging Systems, and Bi-directional OBC, providing one-stop solutions for passenger vehicles, commercial...
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