Integrated & In-Tube E-Bike Batteries

Yizhan integrated and in-tube e-bike battery packs — 36V/48V, 7.5-20Ah, Rhino, Dorado, EEL, IE-MINI and ALX formats, UL and EN50604 certified options.

Brand: Yizhan
Nominal voltage: 36V / 48V
Capacity range: 7.5–20Ah
Cell chemistry: Li-ion (18650 / 21700)
Application: Frame-integrated and in-tube packs for modern e-bike designs

Ten pack models across Rhino, Dorado Plus, EEL, IE-MINI and ALX in-tube formats
Hidden in-frame mounting for clean modern e-bike lines
UL and EN50604 certified models available
Customizable voltage, capacity, BMS, discharge leads, connectors and branding

Integrated and in-tube packs disappear into the frame’s downtube for the clean look modern e-bike buyers expect. The line covers the common integrated case families — Rhino, Dorado Plus, EEL, IE-MINI and ALX — at 36V and 48V with capacities from 7.5Ah to a UL-certified 20Ah flagship.

These are wholesale, quote-only products. Tell us your frame’s tube dimensions, voltage, capacity and certification requirements and we will confirm pricing and lead time.

Models & specifications

Model	Voltage	Capacity	Notes	Certifications
UL in-tube	48V	7.65Ah nominal (7.26Ah min)	—	UL
UL integrated	48V	20Ah (18.62Ah min)	Flagship integrated pack	UL
36V 9.8Ah in-tube	36V	9.8Ah	—	EN50604
IE-MINI	36V / 48V	7.5–14Ah	Compact integrated case	On request
Rhino Integrate	48V	10–14Ah	—	On request
Rhino 5	36V / 48V	10–17.5Ah (8 steps)	343 × 99 mm	On request
Dorado Plus	36V / 48V	10 / 13 / 15Ah	—	On request
EEL	36V / 48V	10–14Ah	Full custom: leads, ports, connectors	On request
ALX 006	36V / 48V	10–17.5Ah	BMS 20–25A	On request
ALX 009	36V / 48V	10 / 13 / 17.5Ah	—	On request

Why this line

In-frame mounting keeps cables and cells hidden for modern e-bike aesthetics
UL and EN50604 certified models for regulated markets
OEM service: voltage, capacity, BMS, charge port, discharge terminals and logo customizable
Wholesale supply direct from the pack factory