36v 48v 52v E bike cham-rider 30ah 40 45 50ah 60ah Battery 60v72V Electric Vehicle Bicycle 21700 Lower Tube 3000w 2000w Battery

Upgrade your electric bike with the high‑performance Cham‑Rider 36V‑48V‑52V Battery Pack. Designed for riders who demand power, range, and reliability, this versatile battery series delivers up to 3000W of clean energy in a compact, low‑profile lower‑tube design. Whether you ride a city commuter, a mountain trail bike, or a custom e‑bike build, Cham‑Rider provides the perfect power solution.

Key Highlights

• Multiple voltage options: 36V, 48V, 52V, 60V & 72V to match any e‑bike controller.
• Capacity choices from 30Ah up to 60Ah for extended range.
• High‑output power ratings: 2000W – 3000W continuous output.
• Built with premium 21700 lithium‑ion cells for superior energy density.
• Low‑profile lower‑tube (down tube) mounting for a sleek, balanced ride.
• Integrated BMS with over‑charge, over‑discharge, short‑circuit, and temperature protection.
• Water‑resistant (IP65) housing for all‑weather riding.
• Fast charging capability – 0% to 80% in under 2 hours (with compatible charger).

Battery Capacity & Voltage Options

Choose the capacity that fits your riding style:

• 30Ah – 36V/48V/52V: Ideal for short‑range city commutes.
• 40Ah – 48V/52V: Balanced power for mixed urban and light trail use.
• 45Ah – 48V/52V: Extra mileage for weekend adventures.
• 50Ah – 48V/52V/60V: Long‑haul capability for multi‑day trips.
• 60Ah – 60V/72V: Maximum range and torque for demanding off‑road or cargo e‑bikes.

Power & Performance

The Cham‑Rider battery delivers a robust 2000W–3000W output, giving you the acceleration and hill‑climbing ability you need. Paired with a compatible motor controller, you’ll experience:

• Smooth, silent power delivery.
• Consistent torque across the entire speed range.
• Reduced motor strain, extending the life of your drivetrain.

Premium 21700 Cell Construction

Each pack is assembled from high‑quality 21700 lithium‑ion cells, offering:

• Higher energy density than traditional 18650 cells.
• Improved thermal stability for safe, long‑term operation.
• Long cycle life – up to 1500+ full charge cycles.

Easy Installation – Lower Tube Design

The slim, reinforced lower‑tube casing fits seamlessly into the bike’s down tube, preserving frame aesthetics while lowering the center of gravity. Installation steps:

• Remove the existing battery (if applicable).
• Slide the Cham‑Rider pack into the pre‑drilled lower‑tube cavity.
• Secure with the supplied mounting brackets and lock.
• Connect the plug to the bike’s controller – no soldering required.

Why Choose Cham‑Rider?

When you select a Cham‑Rider battery you get:

• Industry‑leading safety with a built‑in Battery Management System (BMS).
• All‑weather durability thanks to IP65‑rated sealing.
• Fast, hassle‑free charging with our optional high‑current charger.
• Comprehensive warranty – 24 months or 500 cycles, whichever comes first.

Technical Specifications (Typical Model)

• Voltage: 36 V / 48 V / 52 V / 60 V / 72 V (selectable)
• Capacity: 30 Ah – 60 Ah (choose your range)
• Power Output: 2000 W – 3000 W continuous
• Cell Type: 21700 lithium‑ion (high‑energy, low‑self‑discharge)
• Dimensions (L × W × H): 320 mm × 85 mm × 55 mm (varies by capacity)
• Weight: 4.2 kg – 9.8 kg (depending on Ah)
• Operating Temperature: –20 °C to +60 °C
• IP Rating: IP65 (water & dust resistant)
• Connector: XT60 / Anderson PowerPole (compatible with most e‑bike controllers)

Ready to power your next ride? Order the Cham‑Rider 36V‑48V‑52V Battery Pack today and experience the perfect blend of range, power, and reliability.