For City E-Bikes
E-METRO
Overview
Extend Exploration With
Compact Appearance And
Larger Capacity
Hyena E-Metro Drive System Kit provides a compact, sleek, and smart-looking design to the bike frame brings urban cyclers a comfortable, convenient, and natural riding condition with a larger explore range.
MRT-A250
REAR DRIVE
MRT-A250 MOTOR



The MRT-A250 rear hub motor provides power for the e-bike with less maintenance required. It features a smooth and silent run, 40Nm torque, the direct power distribution makes the bikes easier to handle. Compatible with threaded freewheel.
- BS-A370
- BS-A500
BS-A370
SEMI-INTUBE
BATTERY
BS-A370 SEMI-INTUBE BATTERY



BS-A370 Semi In-tube Battery offers a solution for integrating the battery within the frame. Its design concealed the battery in the downtube, not only helps prevent damage during drops or a crash, but it also makes battery swaps easier than the complete in-frame batteries, and keep the bike outward appearance in elegance.
BS-A500
SEMI-INTUBE
BATTERY
BS-A500 SEMI-INTUBE BATTERY



Same shape with extra power content. BS-A500 Semi In-tube Battery designs to conceal the battery in the downtube, not only helps prevent damage during drops or a crash, but also makes battery swaps easier than the complete in-frame batteries, and keep the bike outward appearance in elegance.
- LED MULTI
- LED COMPACT EX
LED MULTI
HANDLEBAR CONSOLE
LED MULTI - HANDLEBAR CONSOLE


LED Multi HMI features compact size, multi-color LED indicators, flexible mounting position on handlebars on both left and right-hand sides.
LCD COMPACT
EX HMI
LCD COMPACT EX HMI



LCD Compact EX is an all-in-one handlebar HMI, designed for a wild range of bike types.
The ergonomic large console buttons and precise e-bike information displayed on its 1.5″ LCD screen provides both great usability and readability.
ST-SQ-1
Torque Sensor
DU-B250+ Universal Controller
How Do We
Make Your E-Bike
Smarter & More Connective
Than Ever


Specification
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|
---|---|
Weight | 2.7kg |
Wheel size | 26 – 28 “ |
Rated voltage | 36 V |
Max. Torque | 40 Nm |
OLD | 120 mm / 135 mm |
Rated rpm | 200 |
No-load rpm | 230 |
Rated power | 250 W |
Derailleur | Thread |
Brake type | DISC |
Mounting position | Rear |
Waterproof | IPX4 |
Outer diameter | Ø141 mm |
BS-A370![]() | BS-A500![]() |
|
---|---|---|
Mounting | Semi In-Tube | Semi In-Tube |
Rated Voltage | 36 V | 36 V |
Capacity | 10.2 Ah | 13.8 Ah |
Energy Content(APPROX.) | 367 Wh | 497 Wh |
Size | L420 x W86 x H68 mm | L420 x W86 x H68 mm |
Weight(APPROX.) | 2.6 kg (w/ driver) | 3.4 kg (w/ driver) |
Range | ||
Turbo Mode | 50 km | 68 km |
Sport Mode | 58 km | 79 km |
Ture Mode | 66 km | 90 km |
Eco Mode | 74 km | 101 km |
Core Data | ST-SQ-1 |
---|---|
Supply Voltage | 4.5~5.5V |
Spindle Type | square |
Spindle Length | 122.5 |
Length of BB Housing | 68/73 |
Pulses Per Rotation | 32/16 |
Torque Signal | single side |
Sensitivity | 10 mV/Nm |
Certification of EN 14764 (CITY, TREKKING) | YES |
LED Multi | LCD Compact EX | |
---|---|---|
Input Voltage | 10-14V | 10-14V |
Protection | IPX5 | IPX5 |
Bluetooth | ● | ● |
Assist Level | ● | ● |
Battery Charge | ● | ● |
Error Alert | ● | ● |
Light On/Off | ● | ● |
Walk Assistance | ● | ● |
LCD Display | ● | |
USB Charging | ● |
Upgradeable
Smart Accessories
Powertrain
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