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Global Safety Certifications Listed 50.4V 3A 4A Charger For 12S Lithium Ion Battery Packs
Revolutionize 12S 44.4V Lithium Battery Performance with Precision Charging 50.4V.
Engineered for peak reliability, Henryuan 50.4V 3A 4A chargers deliver industry-leading efficiency for 12S Li-ion battery packs. Whether powering ebikes, scooters, or industrial equipments, these advanced 50.4V 3A 4A Li-ion battery chargers leverage intelligent 3-stage charging technology to maximize battery health and longevity.
Safety Certifications: Certifications: CB, UL, cUL, ETL, CE, EMC, FCC, LVD, PSE, SAA, UKCA. RoHS
Model:
50.4V 3A Li-ion Battery Charger: HRY5043000, 50.4V 3A 151.2W.
50.4V 4A Li-ion Battery Charger: HRY5044000, 50.4V 4A 201.6W.
Core Technology: Advanced 3-Stage Charging Protocol
Inspired by professional charging systems, these 12S Li-ion battery chargers operate in three optimized phases:
Constant Current (CC) Boost: Rapidly charges depleted batteries at 3A/4A.
Constant Voltage (CV) Precision: Holds voltage at 50.4V ±0.2V accuracy to prevent overcharging.
Automatic Trickle Mode: Switches to micro-current when batteries reach almost full, compensate for battery self-discharge.
This scientific approach – proven in electric skateboard applications – extends battery lifespan by 40% compared to conventional chargers.
Technical Parameters
|
Parameter |
Details |
|
Input Voltage |
AC 100-240V, 50/60Hz (universal compatibility) |
|
Output |
50.4V 3A li-ion battery charger |
|
Charging Mode |
3-stage (CC/CV/Trickle) |
|
Compatibility |
12S Lithium Ion Batteries (44.4V nominal) |
|
Protection Features |
OVP, OCP, SCP, Reverse Voltage Protection |
|
LED Indicators |
Red (Charging), Green (Fully Charged) |
|
Certifications |
CB, UL, CE, cUL, FCC, PSE, SAA, UKCA, CCC, GS |
Intelligent 50.4V 3A Charging Curve:
This 50.4V 3A charger utilizes an intelligent 3-stage charging curve for efficient and safe operation, fast and safe charing the 12s 44.4V battery packs.

Why Choose Henryuan High Quality 50.4V 3A Charger?
Universal Compatibility: Perfectly matched with 12S configurations (44.4V-50.4V Li-ion packs).
Pro-Grade Safety: Multi-protection suite including OVP/OCP/SCP (certified by CE/SAA/PSE/GS/UKCA/CCC/UL/cUL/FCC/CE)
Low Energy Waste: <0.5W standby consumption and 87% conversion efficiency.
Rugged Design: PC fireproof V0 level housing withstands dust, moisture, and impacts.
User-Centric Innovations
LED Intelligence: Real-time status via dual-color indicators (red=charging, green=full).
Global Voltage: Supports 100-240V AC input for worldwide use.
Quick-Disconnect Plugs: Options for DC 5.5mm/XLR/Anderson/XT60 and customized connectors.
- Ideal for:
- 12S lithium battery e-bikes & e-scooters, Medical mobility devices, Solar backup systems, Industrial robotics.
- Backed by a 3-year warranty + 24/7 technical support. Includes PE bag with strong white box.
About Henryuan Group:

With over 13 years of experience in the production and R&D of lithium ion battery chargers, Henryuan Group is a recognized leading manufacturer in the battery charger industry. Our 50.4V 3A 4A li-ion battery chargers are known worldwide for their superior performance and safety, making them a trusted choice across various regions including the Americas, Europe, the UK, Australia, and New Zealand.
Explore Our Range of 50.4V Lithium Ion Chargers:- We offer a wide range of 50.4V chargers, including models 0.5A, 1A, 1.5A, 2A, 2.5A, 3A, 3.5A, 4A, 5A, 6A, 7A, 8A. Whether you need a standard or customized solution, our 12S chargers deliver reliable, efficient, and safe charging.
Contact Us:
For top quality 50.4V 3A lithium ion battery chargers, contact Henryuan’s expert sales engineers today.
Customer 5-star Reviews:

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