RE 13 Ø13 mm, Precious Metal Brushes, 2 Watt

Part number 118509

RE 13 Ø13 mm, Precious Metal Brushes, 2 Watt
Price scales Quantity Price per unit
Prices excluding VAT and shipping costs 1-4 $132.88
5-19 $116.38
20-49 $97.50
from 50 On request


Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 2.4 V
No load speed 7170 rpm
No load current 30.8 mA
Nominal speed 4400 rpm
Nominal torque (max. continuous torque) 2.18 mNm
Nominal current (max. continuous current) 0.72 A
Stall torque 5.5 mNm
Stall current 1.75 A
Max. efficiency 76 %
Terminal resistance 1.37 Ω
Terminal inductance 0.0456 mH
Torque constant 3.14 mNm/A
Speed constant 3040 rpm/V
Speed / torque gradient 1330 rpm/mNm
Mechanical time constant 7.37 ms
Rotor inertia 0.53 gcm²
Thermal data
Thermal resistance housing-ambient 33 K/W
Thermal resistance winding-housing 7 K/W
Thermal time constant winding 4.78 s
Thermal time constant motor 252 s
Ambient temperature -20...+65 °C
Max. winding temperature +85 °C
Mechanical data
Bearing type sleeve bearing
Max. speed 11000 rpm
Axial play 0.05 - 0.15 mm
Radial play 0.014 mm
Max. axial load (dynamic) 0.8 N
Max. force for press fits (static) 15 N
(static, shaft supported) 95 N
Max. radial load 1.4 N, 5 mm from flange
Other specifications
Number of pole pairs 1
Number of commutator segments 7
Number of autoclave cycles 0
Weight 24 g
  • Operating Range

    Continuous operation range
    Short term operation range


maxon DC motors are high-quality motors fitted with powerful permanent magnets. The “heart” of the motor is the worldwide patented ironless rotor. For you, this means cutting-edge technology in compact, powerful and low inertia drives.