42V 2A Ebike Charger For 20 Inch 26 Inch And 27.5 Inch Bikes 250W 350W Not For 1000W Lithium Ion Battery With 100-240V AC Input And 5.5mm Outer 2.1mm Inner Connector Delivers 84W Output For Safe Everyday Rides

Efficient 42V 2A eBike Charger for 36V Li-ion packs
✔️ 42V 2A output, 100-240VAC input, 5.5x2.1mm plug, single unit

This compact charger is designed for 36V Li-ion e-bike batteries and is commonly used on 20 in, 26 in, and 27.5 in bikes. It provides safe charging with automatic shutoff when full and built-in protections for reliable daily rides.

✅ Output: 42V 2A (84W) max
✅ Input: 100-240VAC, 50/60Hz
✅ Connector: 5.5 mm outer diameter, 2.1 mm inner diameter
✅ Compatibility: 20 in, 26 in, 27.5 in bikes (NOT for 24V or 1000W)
✅ LED/Protections: Red charging; Green full; auto shutoff; OVP, OCP, OLP, SCP

💡 What is a typical charger for a 36V Li-ion e-bike battery and how does a 42V 2A charger work?

Here's a handy breakdown:

• 42V output matches the battery charging profile for 36V Li-ion packs
• 2A current provides steady charging without overheating
• 100-240VAC input makes it usable worldwide with standard outlets
• LED indicator shows charging status and the unit auto shuts off when full