As a professional manufacturer and supplier in China, Starwell offers quality 12V 24V Car Automatic Battery Charger, which is a versatile and intelligent charging solution designed to keep your vehicle batteries in optimal condition. Whether you are maintaining a car, truck, motorcycle, boat, or RV, this charger provides efficient, safe, and fully automatic operation, eliminating the complexity of manual charging.
Core Features & Benefits
Fully Automatic Smart Charging
· Automatically detects 12V or 24V battery systems
· Multi-stage charging process (bulk, absorption, float)
· Prevents overcharging and battery damage
· Maintains battery health during long storage periods
Advanced Safety Protection
· Over Voltage Protection (OVP)
· Over Current Protection (OCP)
· Overload Protection
· Short-Circuit Protection
· 100% dielectric strength tested
These features ensure safe operation even under demanding conditions.
High Efficiency & Stable Output
· Efficiency up to 85%
· Low ripple noise ≤ 500mV
· Load regulation <1%
· Stable output current (0.75–1.5A or customized)
This guarantees consistent performance and energy savings.
Intelligent Indicator System
· Red light: Charging in progress
· Green light: Fully charged
Users can easily monitor charging status at a glance.
Product Specification
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Input |
AC100-240V |
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Vibration Input Frequency |
50-60Hz |
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Usage |
US Plug/ EU Plug/ UK Plug/ AU Plug |
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Color |
White or Black |
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Test |
Dropping test and aging test before shipment |
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Charge Indicator |
Charging the red light is full of green light |
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Charger Port |
5.5*2.1/ 5.5*2.5/ 3.5*1.3/ 3.5*1.1 |
Aviation Plug/ Lotus Plug/ Canon Plug/ 3 Pins Plug |
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Output Current |
0.75 ~ 1.5A or Customzied |
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Dielectric Strength Test |
100% |
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Operation temperature |
0℃ - 40℃ |
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Protection |
OVP/ OCP/ Overload Protection/ Short-Circuit Protection |
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Efficiency |
85% |
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Storage Temperature |
-20 to 85 °C |
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Storage Humidity |
5 % to 95% |
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Load Regulation |
<1% |
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Ripple Noise |
500mV |
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Ageing Test |
full-load 4 hours |
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Stock |
All listed products are in stock |
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Sample |
3-5 days |
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Certificates |
CE/ROHS/FCC/C-Tick approved |
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Payment |
T/T, paypal etc |
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Delivery Time |
3-5 working days |
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Warranty |
2 year |
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Connectors:
Featuring fully automatic operation, 12V 24V Car Automatic Battery Charger detects the battery voltage (12V or 24V) and adjusts the charging process accordingly. The built-in microcomputer controller ensures a safe, efficient charge through a multi-stage charging cycle (including trickle charge and float mode) to prevent overcharging, extend battery life, and maintain battery health.
Customzied Products Description










FAQ:
Q1:How does the 12V 24V Car Automatic Battery Charger detect voltage automatically?
A: The charger uses an integrated microcomputer controller that analyzes the battery’s voltage level upon connection. It automatically identifies whether the battery is 12V or 24V and adjusts the charging parameters accordingly, ensuring safe and accurate charging without manual intervention.
Q2: Is it safe for long-term connection?
A: Yes, it is designed with a float charging mode that maintains the battery at an optimal level after full charge. Combined with multiple protection systems, it allows safe long-term connection without the risk of overcharging or damaging the battery.
Q3: Can the 12V 24V Car Automatic Battery Charger be used for different types of vehicles?
A: Absolutely. It is compatible with a wide range of vehicles including cars, trucks, motorcycles, boats, and RVs. Its multi-purpose design makes it an ideal solution for both personal and professional use.
Q4: What makes this Charger different from standard chargers?
A: Unlike traditional chargers, this model features intelligent multi-stage charging, automatic voltage detection, and advanced safety protections. These features not only improve charging efficiency but also extend battery lifespan and enhance overall safety.