DC to DC 12V 30A Smart Charger with Booster Support Bluetooth App Lithium Battery Fully Automatic Charging Temperature Charger
3,520 Sold
- The DC to DC 12V 30A Smart Charger features booster support for increased charging capabilities.
- This product provides fully automatic charging, eliminating the need for manual oversight.
- The charger offers a Bluetooth app feature, enabling users to monitor and control the charging process remotely via their smartphones.
- It’s designed to charge lithium batteries, a common type used in many devices such as laptops, digital cameras, and mobile phones.
- The smart charger includes a temperature charger feature to prevent overheating while charging, thereby ensuring safety and extending the life of the battery.
- Specifications:
- Main battery “BOARDⅠ”
- Lead-Acid, Gel, AGM Batteries Nominal Voltage: 12V
- LiFePO4 Nominal Voltage:12.8V
- lithium-ion(NCM) Nominal Voltage:11.1V
- Capacity (Battery Size), recommended:45-280AH
- Battery voltage range:8V-16V
- Vehicle Starter Battery “Start II”:
- Vehicle Starter Battery Nominal Voltage:12V
- Capacity (Battery Size), recommended:60AH
- B2B Charging operation
- Start battery voltage range:10.5V-16V
- Max.charge power :390W
- Max. chrge current :30A
- “D+” signal voltage:8-16V
- Temperature compensation: -3mv/℃/2V
- “TR”signal:NC
- Main battery temperature sensor”T T”:YES
- Main battery voltage detection”SS-,SS+”:YES
- Stand-by current: 30±2Ma
- Operating temperature:-20-50
- Dimensions: 215 x 190 x 70mm
$285.00 – $349.00
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The DC to DC 12V 30A Smart Charger is an innovative device that functions to efficiently charge various types of batteries with a special focus on lithium batteries. Offering a power output of 12V and 30A, it provides a relatively fast and robust charging solution compared to typical units. It boasts of an automatic charging mechanism, which means it can self-regulate, optimizing both the charging speed and battery longevity.
In addition, the charger offers a highly relevant feature in today’s world of connectivity – Bluetooth App support. This allows for convenient wireless control and monitoring of the charging process. The temperature control functionality offers another level of protection for your batteries – the smart charger adjusts the charging process according to the detected temperature, thus preventing overheating. Additionally, the device also comes with a built-in booster, essentially adding an extra layer of power when required.
Compact and robust, this smart charger seamlessly combines usability, connectivity, and efficiency, ensuring that your batteries are charged up optimally while offering the users a high degree of control and convenience. Lastly, it’s versatile enough to be used for a diverse range of applications such as automotive, recreational vehicles, marine, and solar power systems.
Product introduction
This is a automatic 12V DC-DC charger that can charge the main battery through the alternator
and starter battery, DC12V to DC12V battery charger designed specifically for motorhomes, campers, ships, etc.
B2B Charge
It means to charge the main battery through alternator and starter battery. If it is not used in the vehicle, you can also use one battery to charge another battery
1. When the vehicle is running, the vehicle alternator can quickly charge the main battery through the charger at full power
2. The charger can charge the main battery according to the specified voltage and current by boosting or stepping down to ensure that the main battery is in accordance with the standard. charging curve charging

Product parameters
Main battery “BOARDⅠ”
Lead-Acid, Gel, AGM Batteries Nominal Voltage: 12V
LiFePO4 Nominal Voltage:12.8V
lithium-ion(NCM) Nominal Voltage:11.1V
Capacity (Battery Size), recommended:45-280AH
Battery voltage range:8V-16V
Vehicle Starter Battery “Start II”:
Vehicle Starter Battery Nominal Voltage:12V
Capacity (Battery Size), recommended:60AH
B2B Charging operation
Start battery voltage range:10.5V-16V
Max.charge power :390W
Max. chrge current :30A
“D+” signal voltage:8-16V
Temperature compensation: -3mv/℃/2V
“TR”signal:NC
Main battery temperature sensor”T T”:YES
Main battery voltage detection”SS-,SS+”:YES
Stand-by current: 30±2Ma
Operating temperature:-20-50℃
Optional accessories:
Meter(MT-2)
Bluetooth Dongle(BT10)
Temperature sensor(TRS)








Weight | 1 kg |
---|---|
Dimensions | 1 cm |
Based on 17 reviews
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Е***ч –
повреждений нет. Проверю позже.
Е***ч –
A***y –
Manual need to be more clear for connection daigram with more detalis. I installed the 30A Dc-Dc Charger acoarding to connection diagram with external relay B2B 1230 for lifepo4 battery.. but it didnt charge.. I contacted Minerals official Store .. They responsed very quick. I asked if I can remove relay and make simple connection they said yes you can. after that it works very well and charged my Lifepo4
A***y –
A***o –
Amazing quality. Really good dc-dc charfer. Good and clear manual. Quality of all parts is very high. Everything works well. Highly recommend.
A***o –
П***ч –
Проверил кратковременно, от зарядника на аккумулятор. Работает нормально. свои 29 ампер выдает .Я доволен. Посмотрим на сколько хватит.Ежели что допишу отзыв.
П***ч –
M***h –
ещё не проверял
M***h –
Ф***ч –
Всё пришло спасибо продавцу рекомендую.
Ф***ч –
К***ч –
Пришло быстро пока не проверял.
К***ч –
A***o –
vendedor muito atencioso.
A***o –
G***i –
Ottimo prodotto
G***i –
d***o –
tutto ok
d***o –