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RN04

RN04

RN04

Quiet, Powerful, High strength quick removal Thru Axle

hub-motors

RN04

RN04-The Powerful Thru Axle hub Motor for Road eBikes

The RN04 motor is a high-intensity Thru Axle torque sensor hub motor designed for road bikes and urban bikes. It operates quietly, offers fast speeds, and features a convenient quick-release axle. Its rated voltage is 36V, rated power is 250W, and the maximum torque is 32 Nm.

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Features Certification Standards Technical Data

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For commute/road/gravel Ebike For commute/road/gravel Ebike

Lightness and Sporty Lightness and Sporty

Thru Axle Thru Axle

It is applicable to multiple environments, helping you ride easily

High-strength Thru-shaft

High-strength Thru-shaft

RN04 adopts an industry-leading Thru Axle design, which is stronger than traditional hub motors. After the salt spray test, the performance broke through 96 hours. The waterproof level reaches IPX5 level, the efficiency is ≥ 80%, and the performance is stable and long-lasting.

High-strength Thru-shaft

Quick-release Thru Axle

Quick-release Thru Axle

The RN04 is Thru Axle equipped with a Quick-release Function, allowing you to handle any unexpected situation, while also meeting the needs of enthusiasts.

Quick-release Thru Axle

Light and Fast

Light and Fast

TruckRun RN04 is specially made for high-end road bikes, it weighs only 2.1KG and contains powerful energy. 250W of power bursts out to a top speed of 420 (±10) with less than 55 dB of noise. Let your ebike easily get rid of the shackles and help you enjoy the thrill of riding.

Light and Fast

More Details

More Details

More Details

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More Details

More Details

Aurora Series RN04 Edition

Aurora Series RN04 Edition

Quick release structure, high speed, sensitive response, simple appearance

Aurora Series RN04 Edition

ROHS

ROHS

EMC

EMC

SGS

SGS

CE

CE

UL-Test

UL-Test

UL-Certificate

UL-Certificate

EN15194

EN15194

EMC CE

EMC CE

CQC-Hub motor

CQC-Hub motor

CCC

CCC

Quality Management System

Quality Management System

Product parameters

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Dimension diagram

Install Location FRONT Rear Rear Rear Rear Rear Rear Rear
Integrated wheel optional - - - - - Optional -
A (mm) 42.5 40 36.6 65 45.5 65 68 41.6
B (mm) φ102.2 φ121.7 φ125.5 φ191.2 φ104.5 φ191.2 φ158.5 φ163
C (mm) φ44 φ44 φ60 φ44 φ33 φ44 φ44 φ44
D (mm) 10.5 15.25 15.25 15.25 15.25 15.25 15.25 20.8
E (mm) 2.5 19.6 43.7 39.5 42.4 39.5 39.5 40.5
OLD (mm) 100 100/130/142 135/142 135/175/185/190 145 135/175/185/190 135/175/185/190 148
Wheel diameter (Inch) 20-29 20-29 20-29 20-29 20-29 20-29 20-29 20-29
Installation mode Front Drive All Fit Front Drive/Cassette ALL FIT Cassette Cassette/Thread on Cassette/Thread on Screwed
Spoke size 28H*13G(12G) 36H*13G(12G) 28H*13G(12G) 12G-13G/36H 36H*13G(12G) 36H*13G(12G) 36H*13G(12G) 12G-13G/36H
Cabling Route Shaft Side Shaft Side/Shaft End Barrel shaft/Shaft Side Shaft Side Shaft Side Shaft Side Shaft End Shaft Side
Rated voltage(Vdc) 36 36 36 48 36 48 48 36/48
Rated power (W) 250 250 250 750 250 1000/1200/1500 350/500/750 500/750
Rated speed(Rpm) 225-325 225-365 325-380 345-520 255-285 320-680 240-480 200-380
Maximum torque(N.m) 32 38 32 70 33 90 80 65
Weight (kg) 1.8 2.1 2.1 4.2 1.9 5.6 3.8 3.9
Efficiency (%) ≥80 ≥80 ≥80 ≥80 ≥80 ≥80 ≥80 ≥80
Integrated Torque - - Optional Optional - Optional Optional Optional
Power off brake Optional Optional Optional Optional Optional Optional Optional Optional
Handlebar throttle - - - Optional - Optional Optional Optional
Lights voltage (V/W) - - - - - - - -
Pedal assist function Optional Optional Optional Optional Optional Optional Optional Optional
Noise (dB) ＜55 ＜55 ＜55 ＜55 ＜55 ＜55 ＜55 ＜55
IP Level IPX5 IPX5 IPX5 IPX5 IPX5 IPX5 IPX5 IPX5
Operating Temperature (℃) -20-55 -20-55 -20-55 -20-55 -20-55 -20-55 -20-55 -20-55

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