URAQT U4-ZHU19073102-FBA

URAQT 12V 6A Smart Battery Charger User Manual

Model: U4-ZHU19073102-FBA

1. Introduction

This manual provides essential instructions for the safe and effective operation of your URAQT 12V 6A Smart Battery Charger. Designed for 12V lead-acid batteries (AGM, GEL, MF, SLA, VRLA), this charger features intelligent charging, automatic repair, and multiple protection functions. Please read this manual thoroughly before use and retain it for future reference.

2. Product Overview

2.1 Key Features

  • Intelligent Charging: Automatically detects ambient temperature and adjusts charging voltage for optimal performance in winter and summer modes. Stops charging automatically when the battery is full.
  • Automatic Repair Function: Utilizes high and low-frequency pulse repair technology to address battery charging issues, ignition problems, and internal resistance, helping to restore unused or long-uncharged batteries.
  • Multiple Safety Protections: Includes protection against undervoltage, overvoltage, overheating, reverse polarity, short circuits, and overcurrent.
  • Smart Digital Display: An LCD screen displays temperature, charging voltage, charging current, and battery power in a carousel format.
  • Wide Application: Suitable for 12V 2AH-100AH lead-acid batteries used in cars, motorcycles, lawnmowers, and boats.
  • Durable Design: Features fully enclosed crocodile clips for stable and safe connection, and national standard pure copper wire for stable power output without overheating during long-term charging.

2.2 What's in the Box

  • 1 x URAQT 12V 6A Smart Battery Charger (European plug)
  • 1 x Battery Clamp Set (Red for positive, Black for negative)
  • 1 x User Manual
URAQT 12V 6A Smart Battery Charger package contents including charger, clamps, and manual.

Image: Contents of the URAQT 12V 6A Smart Battery Charger package.

3. Safety Instructions

WARNING: Strictly prohibited for charging lithium batteries.

  • Always ensure proper ventilation when charging batteries.
  • Wear eye protection and gloves when handling batteries.
  • Keep the charger away from flammable materials and liquids.
  • Do not attempt to charge a frozen or damaged battery.
  • Ensure the charger is disconnected from the power outlet before making or breaking connections to the battery.
  • Keep out of reach of children.
  • If the power cord is damaged, it must be replaced by the manufacturer, its service agent, or similarly qualified persons to avoid a hazard.

4. Setup

4.1 Connecting the Charger to Power

  1. Ensure the charger is placed on a stable, non-flammable surface.
  2. Plug the charger's power cord into a suitable 240V AC power outlet. The LCD display will illuminate, showing current readings.

Video: Demonstrates connecting the charger to a power outlet and the initial display. This video is a preview and shows the initial setup steps.

4.2 Connecting to the Battery

  1. Connect the red positive (+) clamp to the positive (+) terminal of the battery.
  2. Connect the black negative (-) clamp to the negative (-) terminal of the battery.
  3. Ensure connections are secure. The charger will automatically detect the battery type and status.
URAQT 12V 6A Smart Battery Charger with red and black clamps connected to a car battery.

Image: URAQT Smart Battery Charger connected to a car battery.

5. Operating Instructions

5.1 Automatic Charging

Once connected to both power and the battery, the charger will automatically begin the charging process. It intelligently detects the ambient temperature and adjusts the charging voltage accordingly (winter mode for cold temperatures, summer mode for warm temperatures) to optimize charging efficiency and prevent overcharging or undercharging.

The LCD display will show real-time information such as temperature, charging voltage, charging current, and battery power. The charger will automatically stop charging when the battery reaches full capacity.

Close-up of the URAQT 12V 6A Smart Battery Charger's LCD display showing charging status and repair button.

Image: URAQT Smart Battery Charger's intelligent digital display.

5.2 Repair Function

The repair function is designed to help restore old, unused, or deeply discharged lead-acid batteries. To activate the repair mode:

  1. Connect the charger to the battery and power as described in Section 4.
  2. Press the "Repair" button on the charger. The charger will enter pulse repair mode.
  3. Allow the charger to operate in repair mode for several hours or until the display indicates a change in battery status. Note that not all deeply discharged or damaged batteries can be fully restored.

This function uses high and low-frequency pulses to desulfate the battery plates, which can improve battery life and performance.

6. Maintenance

  • Keep the charger clean and dry. Wipe with a soft, damp cloth. Do not use solvents.
  • Regularly inspect the cables and clamps for any signs of damage. Replace if necessary.
  • Store the charger in a cool, dry place when not in use.
  • Ensure the ventilation fan is clear of obstructions to prevent overheating.
Close-up of the URAQT 12V 6A Smart Battery Charger showing the non-slip texture and cooling fan.

Image: URAQT Smart Battery Charger with non-slip design and integrated cooling fan for heat dissipation.

7. Troubleshooting

Problem Possible Cause Solution
Charger not turning on. No power from outlet; faulty connection. Check power outlet; ensure power cord is securely plugged in.
"Fault" indicator lit. Reverse polarity connection; short circuit; battery too low/damaged. Check battery clamp connections (red to +, black to -); inspect cables for damage; attempt repair mode for deeply discharged batteries. If battery is severely damaged, it may not be recoverable.
Battery not charging. Poor connection; battery type incompatible (e.g., lithium); battery fully charged. Ensure secure connections; confirm battery is a 12V lead-acid type; check LCD display for "FUL" or full battery icon.
Charger gets hot. Normal operation; poor ventilation. Some warmth is normal. Ensure the charger's fan vents are not blocked and it's in a well-ventilated area. If excessively hot, disconnect immediately.

8. Specifications

Specification Value
Brand URAQT
Model Number U4-ZHU19073102-FBA
Input Voltage 240 Volts AC
Output Voltage 12 Volts DC
Amperage 6 A
Compatible Battery Types 12V Lead-Acid (AGM, GEL, MF, SLA, VRLA)
Compatible Battery Capacity 2AH - 100AH
Connector Type Crocodile Clamp
Product Dimensions (L x W x H) 10P x 6l x 2H centimeters (approx. 3.9 x 2.4 x 0.8 inches)
Color Red (as per product images)
Diagram showing the dimensions of the URAQT 12V 6A Smart Battery Charger.

Image: Dimensions of the URAQT 12V 6A Smart Battery Charger.

9. Warranty and Support

URAQT offers a free return service within 12 months of purchase. For any issues or questions regarding your URAQT Smart Battery Charger, please contact customer support through your retailer or the URAQT brand store.

For additional information and support, you may visit the URAQT Brand Store.

© 2026 URAQT. All rights reserved.

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