1. Киришүү
This manual provides essential instructions for the safe and effective use of your ExpertPower 12V 4 AMP Sealed Lead Acid Battery Charger, Model BLMCH12_4. This device is designed to charge and maintain 12V Valve-Regulated Lead Acid (VRLA) batteries, including Absorbent Glass Mat (AGM) and Gel battery types, with capacities ranging from 20 to 50 Ampere-saat (AH).
Please read this manual thoroughly before operating the charger to ensure proper function and to prevent damage to the charger or battery.
2. Коопсуздук нускамалары
ЭСКЕРТҮҮ: Бул коопсуздук нускамаларын аткарбоо электр шокуна, өрткө же олуттуу жаракатка алып келиши мүмкүн.
- Dry Location Use Only: This charger is designed for indoor use in dry environments. Do not expose it to rain, moisture, or wet conditions.
- Электр шок коркунучу: Заряддагычты ачпаңыз casing. There are no user-serviceable parts inside. Opening the unit voids the warranty and poses a risk of electric shock.
- Колдонгондон кийин розеткадан ажыратыңыз: Always unplug the charger from the AC outlet after each use and before making or breaking connections to the battery.
- Вентиляция: Иштеп жаткан учурда заряддагычтын айланасында жетиштүү вентиляцияны камсыз кылыңыз. Заряддагычты жаппаңыз.
- Батарея түрү: This charger is specifically designed for 12V VRLA (AGM and GEL) batteries. Do not attempt to charge other battery types, such as Ni-Cd, Ni-MH, Li-ion, or non-rechargeable batteries, as this may cause explosion or damage.
- Полярдуулук: Always connect the charger to the battery with correct polarity (red to positive, black to negative). Reverse polarity can damage the charger and battery.
- Балдар жана үй жаныбарлары: Заряддоочу түзүлүштү жана батарейканы балдар жана үй жаныбарлары жетпеген жерде сактаңыз.
- Бузулган блок: Do not operate the charger if it has been dropped, damaged, or if the power cord or clips are compromised. Contact ExpertPower support for assistance.
3. Пакеттин мазмуну
Таңгактан чыгаргандан кийин, бардык буюмдардын бар экенин жана бузулбаганын текшериңиз:
- ExpertPower 12V 4 AMP Батарея заряддоо бирдиги
- AC Power Cord
- Battery Connection Cables with Alligator Clips

Image 1: ExpertPower 12V 4 AMP Battery Charger showing the main unit, AC power cord, and battery connection cables with red and black alligator clips.
4. Продукт бүтүп калдыview
The ExpertPower 12V 4 AMP Battery Charger features a compact design with an integrated LED indicator for charging status.

Сүрөт 2: Жакын пландан view of the charger's label, detailing input/output specifications and LED indications.
LED көрсөткүчү:
- КЫЗЫЛ: Indicates the battery is currently charging.
- ЖАШЫЛ: Indicates the battery is fully charged and the charger has switched to float maintenance mode.
5. Орнотуу жана туташуу
- Батареяны даярдоо: Батарея терминалдары таза жана коррозияга учурабагандыгын текшериңиз.
- Батареяга туташуу:
- туташтыруу КЫЗЫЛ alligator clip to the battery's Позитивдүү (+) терминал.
- туташтыруу КАРА alligator clip to the battery's ТЕРС (-) терминал.
Ensure a secure connection. Do not allow the clips to touch each other once connected to the battery.
- Кубатка туташуу: Plug the charger's AC power cord into a standard 100-240V AC wall outlet.
- Байланышты текшерүү: Once plugged in, the LED indicator on the charger should illuminate. If the battery requires charging, the LED will be КЫЗЫЛ.

Image 3: The ExpertPower charger with its AC plug and battery clips, illustrating the connection points.
6. Иштөө нускамалары
The ExpertPower 12V 4 AMP Smart Charger is designed for automatic operation, providing a safe and efficient charging process.
- Заряддоо цикли: When connected correctly and powered, the charger will automatically begin charging the battery. The LED indicator will display КЫЗЫЛ during the active charging phase.
- Толук заряддын көрсөткүчү: Once the battery reaches a full charge, the charger will automatically switch from the full charge mode to a float charging mode. The LED indicator will turn ЖАШЫЛ to signify that the battery is fully charged and is now being maintained.
- Float Maintenance: The float charging mode maintains the battery at its proper storage voltage without overcharging, preventing damage and extending battery life. You can leave the charger connected for extended periods to keep the battery optimally charged.
7. Техникалык тейлөө
Proper care ensures the longevity and reliability of your ExpertPower charger.
- Тазалоо: Disconnect the charger from both the AC outlet and the battery before cleaning. Use a dry, soft cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Сактагыч: Кубаттоочу түзүлүштү колдонбогон учурда салкын, кургак жерде сактаңыз. Зыян келтирбөө үчүн кабелдерди тыкан ороп коюңуз.
- Текшерүү: Periodically inspect the charger, power cord, and alligator clips for any signs of damage or wear. Do not use if any damage is observed.
- Maintenance Plus Feature: This charger is designed to keep the battery fully charged indefinitely without overcharging, thanks to its automatic float charging mode.
8. Кыйынчылыктарды
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| LED индикатору күйбөйт. | No AC power; Loose battery connection; Severely discharged battery (below minimum voltagжана). | Check AC outlet and power cord connection. Ensure battery clips are securely attached with correct polarity. If battery is extremely low, it may not register; try a different battery to test charger. |
| LED indicator remains GREEN when connected to a discharged battery. | Battery is already fully charged; Faulty battery; Incorrect connection. | Confirm the battery actually needs charging. Recheck connections for correct polarity. Test the battery with a voltmeter to confirm its state. If the battery is below 10V, it might be too deeply discharged for the charger to initiate charging. |
| LED indicator remains RED for an extended period. | Battery is large or deeply discharged; Faulty battery. | Charging time varies with battery size and discharge level. Allow sufficient time. If charging takes excessively long or never turns green, the battery may be faulty and unable to hold a charge. |
| Заряддагыч иштөө учурунда жылуу сезилет. | Кадимки иштөө. | It is normal for the charger to become warm during charging. Ensure adequate ventilation and do not cover the unit. If it becomes excessively hot or emits smoke/odor, disconnect immediately. |
9. Техникалык шарттар
- Модел: BLMCH12_4
- Киргизүү: 100-240V AC, 50-60Hz, 1.0A
- Чыгуу: 12.0V DC, 4.0A
- Шайкеш батареянын түрлөрү: 12V VRLA (AGM and GEL)
- Батареянын сунушталган кубаттуулугу: 20-50 AH (max 60AH)
- Продукциянын өлчөмдөрү: 4.7 x 2.3 x 1.5 дюйм
- Элемент Салмагы: Болжол менен 11 унция
10. Кепилдик жана колдоо
ExpertPower products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please contact ExpertPower directly. Keep your purchase receipt as proof of purchase.
For more information, visit the official ExpertPower webсайтка же кардарларды тейлөө бөлүмүнө кайрылыңыз.
ExpertPower is a registered trademark.





