OSTEV-AI-CMD Mini DC Fast DC charger 20kw/30kw Safe, compact, and user-friendly
OSTEV-AI-CMD The Mini DC station is characterized by high charging power, with available power variants of 20kW DC, 30kW DC. The Mini DC fast charger is designed to be compact and suitable for public and business places, wall-mounted and floor-mounted to optimize space utilization, and 20kW or 30kW power to ensure fast charging. Ideal for commercial fleet operators, electric vehicle infrastructure operators, service providers, and electric vehicle dealer workshops.
Feature
- DC charging, max. power: 30kW
- Compact and solid design, easy intallation
- Friendly and intuitive interface
- Multiple communication modes
- RFID authorization
- Support OCPP 1.6J protocol and mobile APP
- High safety of use


















Specifications
Product Specifications
ModeI | OSTEV-AI-CMD20 | OSTEV-AI-CMD30 |
Technical features | ||
Max Power | Up to 20KW | Up to 30KW |
Input/output power | 400VAC±10%-50/60Hz- 3phase | 400VAC±10%-50/60Hz -3phase |
Power factor | 0.98 | |
Efficiency | >95% | |
Measuring accuracy | 1% | |
output VoItage range | CCS: 150~ 1000VDC | |
output current range | 0-65A | 0-100A |
Communication | Ethernet/WIFI/oCPP 1 .6 Json /4G (optionaI) | |
User interface | RFID card and APP | |
DispIay | LCD 5inch Touch Screen | |
VersatiIity | EN/ IEC 61851-1: 2019, EN/ IEC 61851-23: 2014 | |
Load baIancing | Load baIancing meter and CT(optionaI) | |
Security design | oVer/under VoItage protection, oVerIoad protection, current Ieakage protection, grounding protection , Iightening surge protection. | |
DC PIugs | CCS2 * 1 CabIe 5M | |
physical properties | ||
AppIication pIace | Indoor / outdoor | |
InstaIIation method | WaII mount, ped estaI mount (optionaI) | |
IP Level | IP55 | |
Sound noise | <55DB in aII directions | |
operating temperature | -30℃ to +50℃ | |
Humidity | Max .95%(non-reguIating) | |
Product Dimensions | 620*300*165(L*W*H)mm | 620*300* 165( L*W* H) mm |
Package Dimension | 810*540*310( L*W* H) mm | 810*540*310( L*W* H) mm |
Net Weight | 28Kg | 32Kg |
Gross Weight | 34Kg | 37Kg |
Product Features
The MiniDC station is characterized by high charging power, with available power variants of 20kW DC, and 30kW DC. It is equipped with a few-meter-long charging cable with a CCS2 plug.
The Mini DC station features a 7-inch touch LCD screen that displays the device’s progress and parameters. With the touch screen, users can easily and intuitively change settings and configure the station. Additionally, the station is equipped with an LED indicator that informs about the current charging status.
The Mini DC station has a dedicated mobile app, which allows users to easily and conveniently control the electric vehicle charging process, as well as monitor the progress of the charging from anywhere. The application also enables remote start and stop of the charging process and regulation of the charging power.
The built-in RFID card reader provides even greater security and controls overcharging. Thanks to it, access to the station can be effectively controlled, and charging can be limited only to authorized users.
The MiniDC station has an OCPP1.6 module, which allows it to be integrated with dedicated software used to manage the entire network of charging stations.
Worldwide Projacts


Download
Elevate your business with the QST EV Smart Charging Solution—where innovation meets sustainability.

Dynamic Load Balancing
The qstev charger home AC EV chargers are equipped with DLB (Dynamic Load Balancing) technology.When the EV charger is running simultaneously with other home appliances, the DLB box ensures a dynamic balance of the total household current.This function guarantees electricity safety and prevents household overload, thus enabling efficient and safe charging of EVs.

Smart APP Control
QST EV AC EV chargers can be controlled by a smart APP via WIFI or Bluetooth connection:
- One to one binding EV charger by resetting the password, prevent the EV charger being stolen;
- View charging data and status;
- Set up various charging configurations, charging current, DLB mode, etc.
- Scheduled charging;
- Firmware update;
Find the right EV charging solution for your business
Elevate your business with the QST EV Smart Charging Solution—where innovation meets sustainability.

Dynamic Load Balancing
The QST EV series home AC EV chargers are equipped with DLB (Dynamic Load Balancing) technology. When the EV charger is running simultaneously with other home appliances, the DLB box ensures a dynamic balance of the total household current. This function guarantees electricity safety and prevents household overload, thus enabling efficient and safe charging of EVs.

Smart APP Control
QST EV AC EV chargers can be controlled by a smart APP via WIFI or Bluetooth connection:
- One to one binding EV charger by resetting the password, prevent the EV charger being stolen;
- View charging data and status;
- Set up various charging configurations, charging current, DLB mode, etc.
- Scheduled charging;
- Firmware update;