ENGWE M20 Electric Bike Fast Charger 48V-54.6V 4A

ENGWE M20 Electric Bike Fast Charger – 48V (54.6V – 4A) – Active cooling

This 4A fast charger for the ENGWE M20 delivers a 54.6V output and is designed for this electric bike equipped with its original 48V 13 Ah lithium-ion battery, or 26 Ah with dual battery.

It is available with the 8mm RCA connector or the 5.5mm Jack connector, shown in the photos. Select the variant that exactly matches your bike's charging port.

With its 4A charging current, this model is suitable as a replacement or secondary charger, with an estimated time of approximately 3.5 hours from 0 to 100% for the reference battery.

This charger is equipped with active cooling that promotes efficient heat dissipation during long charging sessions.

Technical specifications

• Output voltage: 54.6V DC (48V lithium-ion battery – 13S)
• Charging current: 4A
• Compatible battery: ENGWE M20 – 48V 13 Ah, or 26 Ah with dual battery
• Connector: 8mm RCA or 5.5mm Jack depending on the variant
• Estimated charging time: approximately 3.5 hours from 0 to 100%
• Housing: plastic
• Cooling: Active cooling
• Built-in protections: overload, overvoltage, overcurrent, overheating, and short-circuit
• LED indicator: red = charging / green = charge complete
• Weight: 0.6 kg
• Contents: Source’IT charger and power cord

Charger specially designed for the ENGWE M20

The ENGWE M20 uses a 48V 13 Ah lithium-ion battery, or 26 Ah with dual battery. Its maximum charging voltage is 54.6V.

The 8mm RCA and 5.5mm Jack variants use two different plugs. Compare your bike's port with the photo linked to each variant before ordering.

Advantages of the ENGWE M20 54.6V 4A charger

• Dedicated compatibility with the ENGWE M20
• Two connector variants illustrated separately
• Voltage regulated at 54.6V
• 4A fast charge – approximately 3.5 hours
• Active cooling to limit internal temperature
• Integrated electronic protections
• 2-year warranty
• Fast shipping within 24/48 hours from France

Available charging speeds

For the ENGWE M20, Source’IT offers:

• 2A charger: approximately 6.5 hours
• 4A Fast charger: approximately 3.5 hours

The durations are estimates calculated on the reference capacity. They vary depending on the level of discharge, temperature, battery condition, and current reduction at the end of the charge.

See all ENGWE M20 chargers or the ENGWE charger collection.

Safety and reliability

The charger is calibrated for a 48V lithium-ion battery and delivers a stable maximum voltage of 54.6V. Its electronic protections monitor the charge during every cycle.

FAQ – ENGWE M20 48V / 54.6V – 4A Electric Bike Charger

Is this charger compatible with my ENGWE M20?

Yes, when paired with the original 48V 13 Ah battery, or 26 Ah with dual battery, and the connector variant corresponding to your charging port.

Which connector should I choose?

Choose 8mm RCA for the round RCA plug or 5.5mm Jack for the cylindrical Jack plug. Each variant displays its own photo.

How long does a full charge take?

Allow approximately 3.5 hours from 0 to 100% for the reference battery.

Does the charger have a fan?

Yes. This version features active cooling.

Can I use it as a second charger?

Yes. It is suitable as a replacement or secondary charger.

Warranty and shipping

• Fast shipping within 24/48 hours from France
• 2-year warranty

Support

Need a compatibility check? Email us at contact@source-it.fr indicating the bike model and attaching a photo of the plug.

Non-contractual photos – Source’IT.