1. Gabatarwa
Welcome to the user manual for the GYSFLASH 30.12 PL, a versatile smart charger designed for 12V lead-acid and lithium iron phosphate (LiFePO4) batteries. This manual provides essential information for safe and effective operation, setup, and maintenance of your charger. Please read this manual thoroughly before using the device.
2. Muhimman Umarnin Tsaro
To ensure safe operation and prevent damage to the charger or battery, observe the following safety precautions:
- Always read the entire instruction manual before operating the charger.
- Ensure adequate ventilation during charging to prevent heat buildup.
- Avoid short-circuiting the charging clamps.
- The charger is equipped with reverse polarity protection; however, always connect the red (+) clamp to the positive (+) terminal and the black (-) clamp zuwa mara kyau (-) tasha.
- Disconnect the charger from the mains power before connecting or disconnecting the battery clamps.
- Kada a bijirar da caja ga ruwan sama ko danshi mai yawa.
- A kiyaye nesa da yara.
- Kada kayi ƙoƙarin cajin batura marasa caji.
3. Samfurin Ya Ƙareview
The GYSFLASH 30.12 PL is a high-power, auto-sensing battery support unit with advanced features for various battery types and applications.
Mabuɗin fasali:
- Double Technology: Compatible with both 12V lead-acid (GEL, AGM, liquid, calcium) and lithium iron phosphate (LiFePO4) batteries.
- Babban Fitar Wuta: Delivers a continuous 30 A at 100% duty cycle (40°C).
- Three Charging Currents: Selectable charging currents of 7 A, 15 A, and 30 A to match battery capacity.
- Yanayin nuni: Provides a stable power supply of up to 30A for maintaining battery charge in exhibited vehicles or during diagnostic procedures.
- Yanayin samarwa: Offers a stable on-board power supply, useful for maintaining vehicle electronics during battery changes or software updates.
- Wide Battery Capacity Range: Charges 12V lead-acid batteries from 15 Ah to 375 Ah and LiFePO4 batteries from 7 Ah to 375 Ah.
- Ajiyayyen Ƙwaƙwalwa: Retains vehicle memory information during battery removal.
- Optimized Battery Retention: Can remain connected to the battery during hibernation with an auto-restart function in case of power failure.
- Ƙananan Voltage Caji: Capable of initiating charging for batteries as low as 2 V.

Figure 1: Front panel of the GYSFLASH 30.12 PL charger, displaying mode selection, battery type indicators, and charging current options.
4. Saita da Haɗin kai
4.1 Buɗewa
Carefully unpack the GYSFLASH 30.12 PL charger and inspect for any visible damage. Retain the packaging for future storage or transport.
4.2 Haɗawa da Batirin
- Ensure the charger's power cord is disconnected from the mains power outlet.
- Haɗa da ja (+) caje clamp da safe zuwa ga tabbatacce (+) tashar tashar baturi.
- Haɗa da black (-) caje clamp da safe zuwa ga korau (-) tashar tashar baturi.
- Verify that both connections are firm and free from corrosion.
4.3 Connecting to Mains Power
Da zarar baturi clamps are securely connected, plug the charger's power cord into a suitable 230V AC, 50/60Hz power outlet.

Figure 2: GYSFLASH 30.12 PL connected to a vehicle battery for charging or support.
5. Umarnin Aiki
5.1 Cajin atomatik
The GYSFLASH 30.12 PL features an integrated temperature sensor that automatically adjusts charging parameters based on the ambient temperature, optimizing charging efficiency and battery life.
5.2 Zaɓin Yanayin
Yi amfani da "Yanayin" button on the charger's front panel to select the appropriate charging program for your battery type:
- Pb (Lead-Acid): Select this mode for 12V lead-acid batteries, including GEL, AGM, liquid, and calcium types. Suitable for capacities from 15 Ah to 375 Ah.
- LiFePO4 (Lithium Iron Phosphate): Select this mode for 12V lithium iron phosphate batteries. Suitable for capacities from 7 Ah to 375 Ah.
5.3 Charging Current Selection
After selecting the battery type, choose one of the three available charging currents (7 A, 15 A, or 30 A) based on the battery's capacity and desired charging speed. Higher currents charge faster but should be appropriate for the battery's specifications.
5.4 Showroom Mode
This mode is designed to provide a stable power supply of up to 30A. It is ideal for maintaining the battery charge in vehicles displayed in showrooms or during diagnostic procedures, preventing battery drain without overcharging.
5.5 Yanayin samarwa
The Supply Mode provides a stable on-board power supply to the vehicle's electrical system. This is particularly useful for maintaining power to vehicle electronics when the battery is being changed or during software updates, preventing loss of settings or data.
6. Tsarin Cajin
- Connect the charger to the battery terminals, ensuring correct polarity (red to positive, black to negative).
- Plug the charger's power cord into a mains power outlet.
- Danna maɓallin "Yanayin" button to select the appropriate battery type (Pb for lead-acid or LiFePO4 for lithium).
- Select the desired charging current (7 A, 15 A, or 30 A) based on your battery's requirements.
- The charger will automatically begin the charging cycle. Monitor the progress indicators on the display.
- Once the charging cycle is complete, first disconnect the charger from the mains power outlet.
- Then, disconnect the black (-) clamp from the battery, followed by the red (+) clamp.
7. Kulawa
- Keep the charger clean and dry. Wipe the casing mai laushi, damp zane. Kada a yi amfani da sinadarai masu tsauri ko abrasives.
- Store the charger in a cool, dry place when not in use, away from direct sunlight and extreme temperatures.
- Do not attempt to open the charger casing or perform any internal repairs. Refer all servicing to qualified personnel.
- Regularly inspect the charging cables and clamps for any signs of damage, wear, or corrosion. Replace damaged components immediately.
8. Shirya matsala
If you encounter issues with your GYSFLASH 30.12 PL, refer to the table below for common problems and solutions.
| Matsala | Dalili mai yiwuwa | Magani |
|---|---|---|
| Charger not turning on | No mains power; Faulty power cord/outlet | Check power connection; Try a different outlet; Inspect power cord for damage. |
| Cajin baya farawa | Incorrect battery connection (reverse polarity); Battery voltage too low; Incorrect mode selected | Verify correct polarity; Ensure secure connections; Select correct battery type and current. |
| Error indicator light is on | Internal fault; Battery fault; Overheating | Disconnect charger from mains and battery, then reconnect; Allow charger to cool down; If problem persists, contact support. |
| Charger gets hot | Normal operation; Insufficient ventilation; Overload | Ensure adequate ventilation around the charger; Reduce charging current if possible. |
9. Bayanan fasaha
| Ƙayyadaddun bayanai | Daraja |
|---|---|
| Alamar | GYS |
| Lambar Samfura | 29668 |
| Shigar da Voltage | 230V AC, 50/60Hz |
| Fitarwa Voltage | 12V (DC) |
| Cajin Yanzu | 7A, 15A, 30A |
| Nau'in Baturi masu jituwa | 12V Lead-Acid (GEL, AGM, Liquid, Calcium), 12V LiFePO4 |
| Lead-Acid Battery Capacity | 15 da 375 ah |
| LiFePO4 Battery Capacity | 7 da 375 ah |
| Girman Samfura (LxWxH) | 7.3 x 19 x 19 cm |
| Nauyin Abu | 2.21 kg |
| Matsayin Tsaro | CE |
10. Garanti da Tallafawa
The GYSFLASH 30.12 PL is covered by a Garanti na gida na shekara 2. For technical assistance, warranty claims, or service inquiries, please contact your authorized GYS dealer or the official GYS support center. Please retain your proof of purchase for warranty validation.
For additional information and resources, please visit the official GYS website.





