A-max 26 Ø26 mm, Precious Metal Brushes CLL, 7 Watt, with terminals

Part number 110181

A-max 26 Ø26 mm, Precious Metal Brushes CLL, 7 Watt, with terminals
Price scales Quantity Price per unit
Prices excluding VAT and shipping costs 1-4 $154.00
5-19 $138.13
20-49 $124.63
from 50 On request


Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 4.5 V
No load speed 7310 rpm
No load current 78.9 mA
Nominal speed 6830 rpm
Nominal torque (max. continuous torque) 4.46 mNm
Nominal current (max. continuous current) 0.84 A
Stall torque 67.3 mNm
Stall current 11.5 A
Max. efficiency 84 %
Terminal resistance 0.39 Ω
Terminal inductance 0.0402 mH
Torque constant 5.84 mNm/A
Speed constant 1640 rpm/V
Speed / torque gradient 109 rpm/mNm
Mechanical time constant 16.5 ms
Rotor inertia 14.4 gcm²
Thermal data
Thermal resistance housing-ambient 13.2 K/W
Thermal resistance winding-housing 3.2 K/W
Thermal time constant winding 13.8 s
Thermal time constant motor 474 s
Ambient temperature -30...+65 °C
Max. winding temperature +85 °C
Mechanical data
Bearing type sleeve bearing
Max. speed 11000 rpm
Axial play 0.1 - 0.2 mm
Radial play 0.012 mm
Max. axial load (dynamic) 1.7 N
Max. force for press fits (static) 80 N
(static, shaft supported) 0 N
Max. radial load 5.5 N, 5 mm from flange
Other specifications
Number of pole pairs 1
Number of commutator segments 13
Number of autoclave cycles 0
Weight 117 g
  • Operating Range

    Continuous operation range
    Short term operation range


maxon A-max motors are an innovative range of high-quality DC motors, equipped with powerful AlNiCo permanent magnets. The “heart” of our motors is the ironless maxon winding, that has been tested millions of times over. This is the latest technology for compact, powerful and low-inertia drives.