36V 10.4Ah / 12Ah / 14Ah Down-Tube E-Bike Battery, 374Wh / 432Wh / 504Wh, 10S4P, 18650 Cells, 20A BMS, 5C Discharge, Fit 0-500W, Compatible with Aostirmotor G350 Hoverbot X-Rider FB-2 FB-3 PRO

36V down-tube e-bike battery, Dorado shell, 10.4Ah/12Ah/14Ah (374/432/504Wh), 10S4P 18650 cells, 20A BMS, 5C discharge, 393×65×85mm, 800-1000 cycles. Drop-in for Hoverbot X-Rider FB-2 FB-3 PRO.

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36V Down-Tube E-Bike Battery (Dorado Shell)

This is a 36V down-tube lithium-ion battery in the Dorado frame case, available in 10.4Ah, 12Ah and 14Ah capacities (up to 504Wh). Engineered as a drop-in replacement for the Aostirmotor G350 and Hoverbot X-Rider FB-2 / FB-3 / PRO e-bikes, with flexible fit for electric, mountain, city, folding, fat-tire, road and cruiser bikes. Built on a 10S4P layout with 18650 cells, it delivers 5C discharge and 800-1000 charge cycles through a 20A BMS, with an LED display, USB port and power switch on the pack.

Compatibility

✅ Aostirmotor G350

✅ Hoverbot X-Rider FB-2

✅ Hoverbot X-Rider FB-3

✅ Hoverbot X-Rider PRO

✅ Compatible with 36V 250W, 500W motor systems (0-500W)

✅ Mount: Down-tube / downtube

✅ Fits electric bike, mountain bike, city bike, folding bike, fat-tire bike, road bike, cruiser

⚠️ Important: Fits down-tube mounting; verify bracket and connector before ordering.

Capacity Options

ModelVoltageCapacityEnergyConfigurationWeight
10.4Ah36V10.4Ah374Wh10S4P—
12Ah36V12Ah432Wh10S4P—
14Ah36V14Ah504Wh10S4P—

Key Features

✅ Down-Tube Fit: Dorado shell (393 × 65 × 85 mm) mounts in the down-tube position and locks in place.
✅ Three Capacity Options: Choose 10.4Ah (374Wh), 12Ah (432Wh) or 14Ah (504Wh) to match your range.
✅ 5C High Discharge: Stable high-current output for 250W-500W motors.
✅ Premium 18650 Cells: 10S4P layout for stable voltage and long service life.
✅ 20A Smart BMS: Over-charge, over-discharge, over-current and short-circuit protection.
✅ 800-1000 Cycle Life: Reliable performance across years of commuting.
✅ LED Display + USB: Check remaining charge at a glance; USB, discharge and charge ports.

Technical Data

ParameterValue
Nominal Voltage36V
Nominal Capacity10.4Ah / 12Ah / 14Ah
Energy374Wh / 432Wh / 504Wh
Composed Type10S4P
Cell18650 Lithium-ion
Size393 × 65 × 85 mm (15.47 × 2.56 × 3.35 in)
MaterialPlastic
BMS20A
Discharge Grade5C discharge
Charger42V, 2A
Fit Motor0-500W (250W / 500W)
Cycle Life800-1000 Times
DisplayLED
Battery PositionDown Tube (Downtube)
ApplicationElectric bike, e-bike, electric tricycle

Packing List

  • 1 × Battery (down-tube mount)
  • 1 × Charger (42V, 2A)
  • 1 × User Manual

Specifications

Product Name: 36V Down-Tube E-Bike Battery (Dorado Shell)

Voltage: 36V

Capacity: 10.4Ah / 12Ah / 14Ah

Energy: 374Wh / 432Wh / 504Wh

Configuration: 10S4P

Cell: 18650 Lithium-ion

Size: 393 × 65 × 85 mm (15.47 × 2.56 × 3.35 in)

Material: Plastic

BMS: 20A Smart BMS

Discharge Grade: 5C

Charger: 42V, 2A

Fit Motor: 0-500W (250W / 500W)

Cycle Life: 800-1000 Times

Display: LED

Battery Position: Down Tube (Downtube)

Application: Electric bike, e-bike, electric tricycle

Fit For: Aostirmotor G350 / Hoverbot X-Rider FB-2 / FB-3 / PRO

Important Notes

  • Confirm your bike uses a down-tube battery mount before ordering.
  • This is a replacement battery, not an original Aostirmotor / Hoverbot item — verify mounting, connector and BMS protocol first.
  • Charge with the included charger (42V 2A).
  • Warranty: battery 18 months, charger 12 months.
  • Range varies with rider weight, terrain and assist level.

testimonials

What Our Riders Say

We specialize in mid-drive motors and e-bike parts. Strict testing, powerful R&D and flexible OEM service guarantee long-term cooperation.

It used to take me weeks to hunt down hard‑to‑find e‑bike spare parts. Their compatibility‑check technical support saved me countless repair headaches. Reliable supplier I can always count on.

Mark Wilson Repair Technician

Flexible mixed‑batch ordering is a game‑changer for my business. Low‑risk trial‑order options, fast delivery and solid OEM‑ODM service help me expand my product range with zero inventory pressure.

Jennifer Carter Wholesale

We have been sourcing e‑bike components from them for over one year. Product quality is consistent, and their responsive after‑sales support makes our daily shop‑running much easier. Highly recommended.

Ryan Thompson ebike shop owner

Got More question?

For more FAQs and further details, please get in touch with us

faqs

Frequently Asked Questions

We supply genuine OEM parts and premium compatible aftermarket replacement parts for e-bikes, including motor components, controllers, throttles, PAS sensors, wiring harnesses, connectors and Bosch form-factor batteries.

We serve mainstream drive system manufacturers: Ananda, Bafang, Aikema, Tongsheng, Shengyi, Bosch and more. We also provide repair components for complete e-bike brands including Sur‑Ron, Aventon, Trek and many others.

All items are brand-new and inspected before shipment. We do not supply second-hand or refurbished goods.

Our team verifies compatibility according to your bike model, motor info or original part photos. We confirm available OEM parts or recommend workable alternative solutions.

Yes. Flexible order sizes are supported, ranging from single spare parts to bulk purchases.

Sea freight, air freight and rail transport are optional.

Lead time varies by item and shipping mode. We confirm exact timelines before each order and share tracking updates.

We provide part identification, model matching and full order follow-up support.