• Our interchangeable multi-plug 12.6V 2.5A lithium-ion battery chargers are rigorously tested and approved by renowned safety certificates including UL, ETL, cUL, FCC, PSE, CE EMC, LVD, UKCA, SAA, KC, and CCC.

• Input Voltage: 90Vac-264Vac (Rated Input Voltage: 100Vac-240Vac)
• Input Frequency: 47Hz-63Hz
  
• Input Current: 1.3A
  
• Inrush Current: 60A

•    Our chargers feature high-quality CE, UL, SAA, UKCA, and PSE listings with interchangeable multi-plugs.
•    LED dual-color indicator light provides clear charging status updates: red during charging, green when fully charged.

•    Our chargers feature a 3 stage universal 12.6V 2.5A li-ion charging curve.

• Overcurrent Protection
• Overvoltage Protection
• Short Circuit Protection
• Reverse Polarity Protection

• Sales engineers with over a decade of experience ensure precise understanding of customer needs.
• Rigorous selection process for raw material suppliers.
• Stringent incoming material inspection procedures.
• Experienced engineers with over 20 years of material solutions design expertise.
• Skilled production staff and advanced testing equipment.
• 100% aging testing process, ensuring reliability through 4 hours of full-load aging.
•  Comprehensive after-sales system providing analysis, feedback, and resolution within 48 hours.

Henryuan Group boasts over a decade of experience in lithium battery charger production and R&D, establishing itself as an industry-leading supplier.
Our high-quality 12.6V 2.5A Li-ion battery chargers are renowned for superior performance and safety features, garnering popularity worldwide. They are exported to various regions including the Americas, Europe, the UK, Australia, New Zealand, Italy, France, Germany, Japan, South Korea, Hong Kong, and Taiwan.
Our chargers offer safe and rapid charging, catering to diverse applications. Backed by excellent EMI performance and seasoned engineers, we tailor solutions to meet both existing and developmental product requirements.
In summary, our high-quality 12.6V 2.5A Li-ion battery chargers offer a dependable and efficient charging solution. Explore our range of 12.6V chargers, including models ranging from 0.5A to 25A. For safe, reliable, and efficient lithium battery chargers, connect with our sales engineers today.
Q&A

Q1: How fast will this 12.6V 2.5A charger power up my battery pack?

A: The 2.5A delivery provides rapid-charging capabilities that significantly slash down-time. You can estimate the active charging window using this verified industry formula:
Charging Time (Hours)≈Battery Capacity (Ah)/Charger Current (2.5A)*1.2

• For a 2500mAh (2.5Ah) 3S pack: about 1.2 hours from completely drained to full.
  
• For a 5000mAh (5.0Ah) 3S pack:about 2.4 hours for a total top-off.

Q2: How does a 3-stage 12.6V 2.5A charger work? Is it safe?

A: Yes, it is safe. Our 3-stage charging profile is engineered to balance rapid bulk charging with optimal long-term cell preservation, operating without a blind hardware shut-off:

• Stage 1 (Constant Current): The charger delivers a full, steady 2.5A current to efficiently bulk-charge the depleted 3S pack until it nears its upper voltage threshold.
  
• Stage 2 (Constant Voltage): The voltage is held at a strict 12.6V while the charging current naturally tapers down as the chemical cells reach saturation. The LED remains Red.
  
• Stage 3 (Trickle Current): Once the charging current drops below a pre-set threshold (0.25A), the LED flips to Green to signal that the battery is ready for use. The battery voltage is raised to 12.6V (fully charged), at which point the current output is zero. This stage balances the battery cells, ensuring the battery is fully charged without overcharging.

Q3: With 31.5W of output power, how does this charger handle heat dissipation without a fan?

A: Through elite thermal engineering. To maintain a compact, silent, and fanless form factor, Henryuan uses an ultra-high-efficiency switching topology that minimizes localized energy waste. The entire assembly is encased in heavy-duty, UL 94V-0 flame-retardant PC housing. Even during peak Constant Current charging at 2.5A, the external casing temperature stays well below international safety limits, offering absolute security for continuous, heavy-duty industrial use.

Q4: What global safety approvals does this 12.6V 2.5A charger hold for international importing?

A: To ensure charging safety and comply with stringent product liability laws, our 2.5A chargers undergo independent third-party testing to ensure they possess genuine safety certification marks.

• North America: UL, cUL, FCC, ETL
  
• Europe & UK: CE (LVD & EMC), TÜV-GS, UKCA, RoHS, REACH
  
• Oceania & Asia: SAA, RCM, PSE (Japan), KC (South Korea), CCC (China), and also CB report, certificate.

Common 12.6V AC Charger Models for Projects

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