54.6V 2A 4A Power Supply Adapter Charger for 48V 13S Lithium Li-ion Battery Pack with DC 5.5x2.1mm / 5.5x2.5mm Plug

# 54.6V 2A Charger for 48V 13S Lithium Battery

## Product Overview

This 54.6V 2A charger is designed for compatible 48V nominal 13S lithium-ion battery packs.

It is suitable for selected electric bikes, electric scooters, folding e-bikes, mobility equipment and other 48V lithium battery-powered devices.

The charger includes a DC 5.5×2.5mm round connector and may also work with many compatible DC 5.5×2.1mm charging ports.

Please check the original charger label, battery voltage, connector size and polarity before ordering.

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## Main Specifications

Product Name: 54.6V 2A Lithium Battery Charger

Input: AC 100–240V, 50/60Hz

Output: DC 54.6V 2A

Maximum Power: 109.2W

Battery Type: 48V 13S Lithium-Ion Battery

Charging Mode: CC/CV

Connector: DC 5.5×2.5mm

Compatible Port: Selected DC 5.5×2.1mm Ports

Polarity: Center Positive

LED Indicator:

* Red: Charging
* Green: Full Charge or Standby

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## Why 54.6V?

A 48V lithium-ion battery normally uses 13 cell groups.

13 × 4.2V = 54.6V

This charger is suitable only for compatible 48V 13S lithium-ion batteries requiring a 54.6V full-charge voltage.

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## Reference Compatible Brands and Models

Potentially compatible with selected 48V versions of:

### Lectric

* Lectric XP 1.0
* Lectric XP 2.0
* Lectric XP 3.0

### ECOTRIC

* ECOTRIC City
* ECOTRIC Beach
* Selected ECOTRIC folding e-bikes
* Selected ECOTRIC fat-tire e-bikes

### EVERCROSS

* EVERCROSS H5
* EVERCROSS H7
* Selected EVERCROSS 48V scooters
* Selected EVERCROSS 48V e-bikes

### GOTRAX

* GOTRAX F1
* GOTRAX F2
* GOTRAX F5
* Selected GOTRAX 48V folding e-bikes

### KuKirin

* KuKirin G2
* Selected KuKirin 48V electric scooters

### Other Selected Brands

May also fit selected compatible models from:

* Jetson
* Hiboy
* Razor
* Segway
* Ninebot
* Voyage
* Rad Power Bikes
* Velotric
* Heybike
* Juiced Bikes
* Ancheer
* Vivi
* Nakto
* Aostirmotor

Important: Not every model from these brands is compatible.

The same model may use different batteries, connectors or charging voltages depending on the year and version.

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## Compatible Applications

Suitable for compatible:

* Electric bicycles
* Folding e-bikes
* City e-bikes
* Fat-tire e-bikes
* Cargo e-bikes
* Mountain e-bikes
* Electric scooters
* Seated scooters
* Mobility scooters
* Lithium-powered wheelchairs
* Electric unicycles
* Self-balancing vehicles
* Portable monitoring equipment
* Rechargeable lighting equipment
* Small service robots
* Cleaning equipment
* DIY 13S lithium battery packs
* Custom 48V battery-powered devices

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## DC Connector Compatibility

Standard plug:

* Outer diameter: 5.5mm
* Inner diameter: 2.5mm
* Polarity: Center positive

The DC 5.5×2.5mm plug may also work with many DC 5.5×2.1mm charging ports.

However, the fit may vary depending on:

* Center pin thickness
* Port depth
* Internal contact spring
* Connector construction
* Polarity

Do not use the charger if the plug is loose, unstable, difficult to insert or becomes unusually hot.

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## Compatibility Requirements

Please confirm all specifications before ordering:

* Battery voltage: 48V nominal
* Battery configuration: 13S
* Battery chemistry: Lithium-ion
* Full-charge voltage: 54.6V
* Charging current: Supports 2A
* Connector: DC 5.5×2.5mm or compatible 5.5×2.1mm
* Polarity: Center positive

All specifications must match.

Do not order according to brand name, model name or product appearance alone.

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## Not Compatible With

Not suitable for:

* 24V lithium batteries
* 36V lithium batteries
* 42V charging systems
* 52V lithium batteries
* 58.8V charging systems
* 60V lithium batteries
* 48V LiFePO4 batteries
* Lead-acid batteries
* AGM batteries
* Gel batteries
* NiMH batteries
* NiCd batteries
* Reverse-polarity ports
* GX16 connectors
* XLR connectors
* RCA connectors
* Proprietary multi-pin connectors

Important: Many GOTRAX and Hiboy scooter models use 36V batteries and 42V chargers. This 54.6V charger must not be used with those models.

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## Estimated Charging Time

Approximate formula:

Battery Capacity ÷ 2A × 1.1–1.2

Estimated time:

* 6Ah: About 3.3–3.6 hours
* 8Ah: About 4.4–4.8 hours
* 10Ah: About 5.5–6 hours
* 12Ah: About 6.6–7.2 hours
* 15Ah: About 8.3–9 hours
* 20Ah: About 11–12 hours

Actual charging time depends on battery condition, remaining power, temperature and BMS settings.

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## How to Use

1. Confirm the battery requires 54.6V charging.
2. Confirm the battery supports 2A charging.
3. Check the connector size and polarity.
4. Connect the AC power cord.
5. Plug the charger into the wall outlet.
6. Insert the DC plug into the battery.
7. Red light means charging.
8. Green light means full charge or standby.
9. Disconnect the charger after charging.

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## Safety Information

* Use only with compatible 48V 13S lithium-ion batteries.
* Do not charge damaged, swollen, wet or leaking batteries.
* Do not cover the charger during use.
* Keep the charger in a dry and ventilated area.
* Keep away from materials.
* Do not use a loose or damaged connector.
* Do not open or modify the charger.
* Stop charging if there is excessive heat, odor, noise or smoke.
* Disconnect the charger after charging is complete.

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## Package Contents

* 1 × 54.6V 2A Charger
* 1 × AC Power Cord
* 1 × Product User Manual

The AC plug type may vary according to the selected option or destination country.

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## Important Reminder

Please send a clear photo of your original charger label and charging port if you are unsure about compatibility.

Check these five points before purchasing:

1. Output voltage
2. Output current
3. Battery chemistry
4. Connector size
5. Connector polarity

Brand and model names are used only as compatibility references. This product is not manufactured, sponsored or endorsed by the listed brands.