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DP903
Digital Power Supply & Portable Charger

DP903 is an intelligent high-voltage power supply and multi-function mobile charging all-in-one equipment, designed for oﬄine driving and maintenance testing of high-voltage components, as well as mobile charging scenarios for repair vehicles.

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Features

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It integrates fast charging for the whole vehicle, blind charging for the battery pack, and high/low voltage power supply for automotive components, oﬀering ﬂexible compatibility
The high and low voltage modules operate independently and have multiple protection mechanisms to ensure stability and safety
Foldable casters, oﬀering both easy mobility and convenient desktop placement
Equipped with a 10-inch high-deﬁnition screen, featuring intuitive and smooth interaction

Functions

What Can Be Solved
in Your Shop

Functions	Description	√
Low-voltage output	Supports 12V / 5A max constant DC output.	√
High-voltage output	Supports 50‒1000V DC output, adjustable output voltage and current via on-screen parameter input.	√
Vehicle charging	Supports charging the entire vehicle via a national standard fast charging gun, suitable for maintenance, inspection and emergency scenarios.	√
Blind charging of battery packs	Allows charging devices to charge battery packs safely and eﬃciently directly without relying on the BMS.	√
BMS data acquisition	Supports reading parameters such as SOC, voltage, current, temperature, and cell status for cell protection and battery health assessment.	√
Multiple protections	Supports overvoltage and undervoltage protection for high voltage input, overtemperature, short circuit, and reverse connection protection for high voltage output, and current limiting and short circuit protection for low voltage output.	√

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Products Parameters

Parameters

Charging voltage range	50~1000V	High-voltage power supply current range	0.5~20A
Charging current	67A Max	Power input	AC 274~487V 45~55Hz
Voltage accuracy	±0.5% (output voltage range 200~1000V)	Voltage and current display mode	10.1-inch color capacitive touchscreen
Current accuracy	±1% (within the range of 20% of rated output current to maximum output current)	System version	Android 8.1
Low-voltage port output voltage	12V	Communication method	RS485/CAN/USB interface/WIFI
Low-voltage port output current	5A Max	Protection mechanism	Overcurrent protection, short-circuit protection, undervoltage protection, overvoltage protection, overtemperature protection
High-voltage power supply voltage range	50~1000V	Protection mechanism

Maintenance tips

Maintenance Make Your Products Last Longer

Make Your Products Last Longer

Do not allow water to enter the product.

When your hands are very oily, please do not touch the product.

Wipe the product with alcohol regularly.

In order to prevent the product screen from being scratched, a protective film can be attached to the product.

Prevent the product from being unresponsive due to the wrong wiring of the product.

Document

DP903 Digital Power Supply & Portable Charger Product Catalog

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