48v - 54.6V 5A Smart Lithium Battery Charger

Fast Charger for 48V E-Bike Batteries | DC 5.5×2.1mm Plug | UL Certified

Charge your 48V electric bike battery quickly and safely with this high-performance 54.6V 5A smart lithium charger. Designed specifically for 48V (13S) lithium-ion battery packs, this charger delivers efficient fast charging with advanced multi-layer protection for reliable daily use.

Ideal for electric bicycles, scooters, and other 48V lithium-ion systems using a DC 5.5×2.1mm connector.

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⚡ Key Features

• Fast 5A Charging Output – Significantly reduces charge time compared to standard 2A chargers

• Smart Charging Technology – Automatically stops when battery reaches full charge

• LED Charging Indicator

  • 🔴 Red Light: Charging

  • 🟢 Green Light: Fully Charged

• Universal AC Input (100–220V, 50/60Hz) – Works worldwide

• Durable, Compact Design – Lightweight and easy to transport

• DC 5.5×2.1mm Plug Connector

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🔋 Technical Specifications

• Input Voltage: 100–220VAC, 50/60Hz

• Output Voltage: 54.6V

• Output Current: 5A

• Connector Type: DC 5.5×2.1mm

• Color: Black

• Battery Compatibility: 48V (13S) Lithium-Ion batteries only

⚠️ Not compatible with LiFePO4 batteries.

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🛡 Advanced Safety Protection

Built with intelligent circuit protection to ensure safe and stable charging:

• Over Voltage Protection (OVP)

• Over Current Protection (OCP)

• Overload Protection

• Short Circuit Protection

• Output Fuse Protection

• Proper creepage and clearance distances to prevent overheating

• Reinforced input and output cable stress protection

Designed to prevent fire risk, overheating, and component failure when used properly.

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✅ Certifications & Compliance

• UL 62368-1 Certified (Charger) – Documentation available upon request

• Designed for use with batteries certified to UL 2849 / UL 2272 standards

• Fully labeled and marked in accordance with safety regulations

• Plug and fuse components meet relevant electrical safety standards

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📦 Package Includes

• 1 × 54.6V 5A Smart Lithium Charger

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🔌 Proper Charging Instructions

For best performance and long battery life:

1. Connect the charger to the battery first, then plug into the AC outlet.

2. When charging is complete, unplug from the AC outlet first, then disconnect from the battery.

3. When the LED turns green, allow an additional 1–2 hours for balance charging if desired.

4. Avoid completely draining your battery before charging.

5. Allow battery to cool before charging after riding.

6. Use only in a dry, well-ventilated area.

7. Do not leave plugged into the wall continuously when not in use.

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⚠️ Important Compatibility Notice

This charger is designed only for 48V (54.6V full charge) Lithium-Ion batteries.

• Do NOT use with 36V batteries

• Do NOT use with 52V batteries

• Do NOT use with LiFePO4 batteries

Using the wrong charger can cause overheating or permanent damage.

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🚲 Perfect For

• 48V Electric Bikes

• 48V Electric Scooters

• 48V Electric Trikes

• 48V Lithium Battery Packs (13S configuration)

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🔄 Why Upgrade to 5A Charging?

Compared to standard 2A chargers, this 5A fast charger can:

• Reduce charging time significantly

• Improve convenience for daily commuters

• Support higher-capacity batteries like 15Ah, 20Ah, and 30Ah packs

(Always confirm your battery’s BMS supports 5A charging.)