Down-Tube E-Bike Battery Pack, 48V / 52V / 60V / 72V, 13Ah to 21Ah, 18650 / 21700 Li-ion, 5C, 392 x 160 x 97 mm
Prices in USD. Shipping and any sales tax are shown at checkout.
Delivery: dispatched from our warehouse in the USA. US: Express 1β3 or Standard 3β7 business days (USPS or FedEx). International: Express, Standard or Economy (DHL, FedEx or USPS). Rates are calculated at checkout by cart weight and destination. Print-on-demand items are printed to order before they ship.
Shipping is paid by the buyer. Shipping, US sales tax or estimated import duties are shown at checkout before you pay. Shipping Policy Β· 14-day returns
About this item
- Black down-tube e-bike battery, 392 x 160 x 97 mm, offered at 48, 52, 60 or 72 V and 13, 15, 17.5 or 21 Ah for 250-2000 W motors.
- Configuration: 48V 13Ah, 48V 15Ah, 48V 17.5Ah, 48V 21Ah, 52V 13Ah, 52V 15Ah, 52V 17.5Ah, 52V 21Ah, 60V 13Ah, 60V 15Ah, 60V 17.5Ah, 60V 21Ah, 72V 13Ah, 72V 15Ah, 72V 17.5Ah, 72V 21Ah
- Battery type: Rechargeable lithium-ion, brand 18650 / 21700 cells (4800-5200 mAh)
- Composition: 10S4P, 13S4P, 13S3P (as listed)
- Battery style: Down tube
- Discharge: 5C
- BMS: Included
US delivery: Standard 3β7 or Express 1β3 business days after dispatch. International options are shown at checkout. Shipping is paid by the buyer; the exact cost is shown at checkout before you pay.
In Stock
| Ships from | Cecil ACO |
|---|---|
| Sold by | Cecil ACO |
| Returns | 14-day returns from delivery |
| Payment | Secure transaction (Stripe) |
Product information
Technical details
| Model | 21700 downtube (392x160x97) |
|---|---|
| Colour | Black |
| Size | 392 x 160 x 97 mm (15.43 x 6.30 x 3.82 in) |
| Configuration | 48V 13Ah, 48V 15Ah, 48V 17.5Ah, 48V 21Ah, 52V 13Ah, 52V 15Ah, 52V 17.5Ah, 52V 21Ah, 60V 13Ah, 60V 15Ah, 60V 17.5Ah, 60V 21Ah, 72V 13Ah, 72V 15Ah, 72V 17.5Ah, 72V 21Ah |
| Battery type | Rechargeable lithium-ion, brand 18650 / 21700 cells (4800-5200 mAh) |
| Composition | 10S4P, 13S4P, 13S3P (as listed) |
| Battery style | Down tube |
| Discharge | 5C |
| BMS | Included |
| Fits motors | 250 W to 2000 W |
| Rated power | 350 W, 500 W, 800 W, 1800 W (as listed) |
| Cycle life | 800-1000 cycles |
| Warranty | 1 year |
| Certification | CE, FCC, MSDS, UN38.3, IEC62133, UL2054, RoHS (as listed) |
| Origin | Guangdong, China |
Additional information
| Package | Single item; package 52 x 32 x 23 cm; gross weight 5.2 kg |
|---|---|
| Department | Power, Charging & Solar βΊ Batteries & Inverters |
| Sold by | Cecil ACO |
| Date first available | November 12, 2026 |
Product description
Black down-tube e-bike battery, 392 x 160 x 97 mm, offered at 48, 52, 60 or 72 V and 13, 15, 17.5 or 21 Ah for 250-2000 W motors.
Specifications
- Model: 21700 downtube (392x160x97)
- Configuration: 48V 13Ah, 48V 15Ah, 48V 17.5Ah, 48V 21Ah, 52V 13Ah, 52V 15Ah, 52V 17.5Ah, 52V 21Ah, 60V 13Ah, 60V 15Ah, 60V 17.5Ah, 60V 21Ah, 72V 13Ah, 72V 15Ah, 72V 17.5Ah, 72V 21Ah
- Battery type: Rechargeable lithium-ion, brand 18650 / 21700 cells (4800-5200 mAh)
- Composition: 10S4P, 13S4P, 13S3P (as listed)
- Battery style: Down tube
- Discharge: 5C
- BMS: Included
- Fits motors: 250 W to 2000 W
- Rated power: 350 W, 500 W, 800 W, 1800 W (as listed)
- Charger: Charger options 2 A / 3 A listed; whether a charger is included, its mains plug type and AC input voltage are not stated by the supplier (contact us before ordering)
- Cycle life: 800-1000 cycles
- Warranty: 1 year
- Certification: CE, FCC, MSDS, UN38.3, IEC62133, UL2054, RoHS (as listed)
- Colour: Black
- Size: 392 x 160 x 97 mm (15.43 x 6.30 x 3.82 in)
- Charger / mains plug: Charger options 2 A / 3 A listed; whether a charger is included, its mains plug type and AC input voltage are not stated by the supplier (contact us before ordering)
- Pricing note: The supplier quotes one price range across all options without per-option prices; prices are spread low to high by battery energy (voltage x capacity) across that range
- Lead time: about 7 days
- Origin: Guangdong, China
Package: Single item; package 52 x 32 x 23 cm; gross weight 5.2 kg
Shipping is calculated at checkout.

















