EC 22 Ø22 mm, brushless, 40 Watt, sensorless

Part number 386663

EC 22 Ø22 mm, brushless, 40 Watt, sensorless
Price scales Quantity Price per unit
Prices excluding VAT and shipping costs 1-4 €180.64
5-19 €155.09
20-49 €127.09
from 50 On request

NRND (Not Recommended for New Designs): These products continue to be available, but are not recommended for new projects. Our sales team will be happy to suggest alternatives.


Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 36 V
No load speed 31600 rpm
No load current 83.3 mA
Nominal speed 28300 rpm
Nominal torque (max. continuous torque) 20.4 mNm
Nominal current (max. continuous current) 1.95 A
Stall torque 221 mNm
Stall current 20.4 A
Max. efficiency 88 %
Terminal resistance 1.76 Ω
Terminal inductance 0.152 mH
Torque constant 10.8 mNm/A
Speed constant 882 rpm/V
Speed / torque gradient 144 rpm/mNm
Mechanical time constant 3.6 ms
Rotor inertia 2.39 gcm²
Thermal data
Thermal resistance housing-ambient 10 K/W
Thermal resistance winding-housing 2 K/W
Thermal time constant winding 4.67 s
Thermal time constant motor 278 s
Ambient temperature -20...+100 °C
Max. winding temperature +155 °C
Mechanical data
Bearing type ball bearings
Max. speed 60000 rpm
Axial play 0 - 0.14 mm
Max. axial load (dynamic) 4 N
Max. force for press fits (static) 45 N
(static, shaft supported) 250 N
Max. radial load 16 N, 5 mm from flange
Other specifications
Number of pole pairs 1
Number of phases 3
Number of autoclave cycles 0
Weight 85 g
  • Operating Range

    Continuous operation range
    Short term operation range


The electronically commutated EC motors are characterized especially by their favorable torque characteristics, high power, extremely broad speed range and, of course, by their unsurpassed service life.