0755-27651888-3314 CN

OBL2520 Series Outer Rotor Brushless Motor

OBL2520-03A

•High power density: Compact and lightweight, with high torque for demanding drilling, cutting, and fastening;

•Long service life: Brushless design eliminates brush wear and sparking for greater durability.;

•Low vibration and noise: Rigid construction and optimized design improve impact resistance and handheld comfort;

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Specifications
Input Voltage
8V DC 11.1V DC
Dimensions(mm) Ø25x40 Ø25x40
Shaft Diameter(mm) Ф3 Ф3
No load speed(rpm) 1690 1740
No load current(A) 0.17 0.19
Nominal Speed(rpm) 1690 1740
Nominal Torque(mNm) 60 60
Nominal Current(A) 2.14 1.82
Stall Torque(mNm) 148 160

Stall Current (A)

5.05 4
Maximum Output Power(W) 11 11.4
Maximum Efficiency(%) 75.28 77.1

Torque at Max Eff.(mNm)

/ /
Speed at Max Eff.(rpm) / /
Life(Typical) 1000hrs 1000hrs
Weight(g) 68 68
Operating Temperature Range(°C)  -35 to 45 -35 to 45
Storage Temperature Range(°C) -35 to 45 -35 to 45


Performance Data
Item No load Stall Max eff. Max power
Current(A) 0.17 5.05 0.884 2.603
Efficiency(%) / / 75.28 /
Output power(W) / / 5.6 11.024
Speed(rpm) 2836 / 2416 1419
Torque(Nm) / 0.148 0.022 0.074

Outline Drawing
Performance Curves
Application

Electric Drill Solution

CategoryIn the basic classification of motors, DC motors are divided into brushed and brushless motors, and most of the problems with brushed motors come from the brushes. Brushes can spark, wear out, be very noisy and cause a large portion of the power consumption, resulting in severely limited speeds and are not easily cooled.

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OBL2520 Series Outer Rotor Brushless Motor
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