ECX FLAT 42 S ∅ 42 mm, brushless, with integrated electronics High Torque, 4-Q-Speed Controller Key data: 90 W, 127 mNm, 8000 rpm
M 1:1
Drive data Nominal power supply voltage Nominal speed Nominal torque at 25 °C Nominal supply current at 25 °C Maximum speed at nominal voltage Maximum permissible drive speed Maximum torque (short-time) Maximum supply current (short-time) Rotor inertia of the drive Nominal supply voltage + V CC Mechanical time constant Speed constant Speed set value input Scale speed set value input Min. permissible drive speed
24 6700 127 5.66 8000 8000 321.1 12.61 65.3 8…28 3.97 386 0…10 1000 200 8000
V
1_ 2_ 3_ 5_ 7_ 8_ 9_
rpm mNm rpm rpm mNm A
10_ 11_ 12_ 13_ 37_ 38_ 40_ 14_ 15_ 16_ 17_ 18_
A V
gcm²
ms
rpm/V rpm/V rpm V rpm/s
Max. acceleration
Thermal data
Operating range n [rpm] 24-V-system
2.12 3.53 15.2 118 -25…+85
Thermal resistance housing-ambient Thermal resistance winding-housing Thermal time constant winding Thermal time constant drive
K/W K/W
s s
90 W
0 0 1000 3000 4000 5000 6000 7000 8000 2000
Ambient temperature Mechanical data Axial play at axial load Direction of force
°C
< 4 N 0 mm > 4 N 0.14 mm
19_
Pull
Continuous operation Continuous operation with reduced thermal resistance R th2 50% Short term operation
Radial play
preloaded
20_ 21_ 22_ 23_
6 86 1300 35 [5]
Max. axial load (dynamic) Max. force for press fits (static) Max. radial load [mm from flange] (shaft supported)
N N N N
50 100 150
M [mNm]
Gear 405_GPX 42 C/UP 455_GSW 55 A Modular system
Details on catalog page 44
Other specifications Weight of the drive
Sensor integrated
Motor Control integrated
Stages [opt.]
105
g
24_
1–4
Drive data in the table is nominal data. Protective functions
Overload protection, blockage protection, inverse-polarity protection, thermal overload protection, low/high voltage cut-off Connection, Supply (Cable AWG 18) red Pin 1 +V CC 8…28 VDC black Pin 2 GND Connector Article number Molex 39-01-2020 Connection, I/O‘s (Cable AWG 28) white Pin 1 I/O 1 green Pin 2 I/O 2 grey P in 3 I/O 3 brown Pin 4 I/O 4 Connector Article number Molex 43025-0400
Configuration
Shaft, front: Length/shaft shoulder/faces Shaft, rear: Length/shaft shoulder Motor controller: I/O functionality/system parameters
maxon compact drive 365
© 2025 maxon. All rights reserved. February edition. Provisional data. Subject to change.
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