36V 21Ah Rear Rack Battery Samsung 35E - 756Wh Long Range - Includes Rack - EU Stock

SKU: 36V-21AH-RACK-SAMSUNG-EU
€296£330.00
In Stock
36VVoltage
21AhCapacity
Samsung 3500mAhCell
20ABMS
  • High Performance: Compatible with 200W - 720W motors.
  • Premium Cells: Genuine Samsung18650-3500mAh cells for reliability.
  • Smart Protection: 20A Continuous discharge
  • Complete Kit: Includes 42V 3A Charger & cables & Steel Rear Rack.
Stripe
1-Year WarrantyOfficial Support
Global StockFast Shipping
30 Days ReturnPeace of Mind
CECertified
UN38.3Tested
IEC62133
UKCAMarked

Product Description

Double your riding distance! Most 36V e-bikes come with a small 10Ah battery. Our 36V 21Ah Rear Rack Battery packs 756Wh of energy—that's over 2x the capacity of a standard pack, giving you freedom from range anxiety.


🏆 Samsung 35E Cells (The Gold Standard)

To fit 21Ah into this sleek case, we use premium Samsung INR18650-35E (3500mAh) cells.

  • High Density: Samsung cells offer the best power-to-weight ratio in the industry.
  • Reliability: Proven Japanese/Korean technology ensures safety and a long cycle life (800+ cycles).

🚲 Perfect for City & Trekking Bikes

This battery is designed for Step-Through frames (ladies' bikes) and commuters where downtube space is limited.

  • Compatible Motors: Ideal for 250W, 350W, and 500W motors (Bafang BBS01, TSDZ2, Hub Motors).
  • Complete Kit: We include a double-layer aluminum/steel rack that replaces your old carrier, ensuring a perfect fit.

⚡ Specifications

  • Capacity: 21Ah (756Wh) - Expect 60-90km range.
  • BMS: 20A Continuous (Suitable for motors up to 720W).
  • Dimensions: 450mm x 155mm x 63mm.

⚠️ Fitment Check: Before purchasing, please verify your frame dimensions. Use the size chart in the image gallery or contact us if you are unsure.

Technical Specifications

cell TypeSamsung18650 (3500mAh)
configuration10S 6P (10 Series, 6 Parallel)
nominal Voltage36V
nominal Capacity21Ah (756Wh)
bms Rating20A Continuous
output PowerSupports 200 to 720W Motors
charging Voltage42V
discharge Cutoff25V
connectorXT60
battery Pack Size450*155*63mm
weightApprox. 10kg