English – 6
Product description and specifications
Intended use
The Bosch drive unit from the system generation the
smart system is intended exclusively for driving your
eBike and must not be used for any other purpose.
In addition to the functions outlined here, changes to
software relating to troubleshooting and functional
modifications may be introduced at any time.
Technical data
Drive unit
Product code
Continuous rated power
Torque at drive, max.
Rated voltage
Operating temperature
Storage temperature
Protection rating
Weight, approx.
Bosch eBike Systems uses FreeRTOS (see www.freertos.org).
A)
Bicycle lights
Voltage approx.
Maximum power
A) Depends on legal regulations, not possible in all country-
specific models via the eBike battery
Inserting a bulb incorrectly can cause it to blow.
0 275 U07 3D4 | (11.03.2024)
Details on noise emissions on the drive unit
The A-rated emission sound pressure level for the
drive unit is < 70 dB(A) in standard operating mode.
If the eBike is moved without authorization, the drive
unit generates an alarm tone as a key feature of the
<eBike Alarm> service. This alarm tone may exceed
the emission sound pressure level of 70 dB(A) and is
80 dB(A) two meters away from the drive unit. The
alarm tone is only available after activating the
Drive Unit
<eBike Alarm> service and can be deactivated again
Performance Line
via the eBike Flow app.
CX/Speed
BDU3840
BDU3880
W
250
Nm
85
V
36
°F
23 to 104
°F
50 to 104
IP55
lbs
6.2
V
12
W
18
Bosch eBike Systems