42mm Slotless Brushless DC Motor

42ZWWC80 Rated Power is 160W and Peak Torque is 3444.98mN.m.

Slotless Brushless DC Motor images

Motor Characteristics

In a mobile environment, you can move left and right to see the contents (tables).

Motor part number   42ZWWC80
Pole pairs - 1 1 1 1 2
Terminal resistance, Phase-Phase Ω 0.4 0.45 0.6 0.95 0.22
Terminal inductance, Phase-Phase mH 0.085 0.14 0.14 0.23 0.035
Winding connection method - Star connection Star connection Star connection Star connection Star connection
Insulation class - B B B B B
Duty type - S2 S2 S2 S2 S1
Feedback method - Hall sensors Hall sensors Hall sensors Hall sensors Hall sensors
Commutation angle - 120° 120° 120° 120° 120°
Insulation strength
(Withstand voltage)
- 500VAC/1KHz/1mA/1s
Insulation resistance - 100 MΩ/500VDC
Weight g 500 500 500 500 500
Rated voltage V 18 24 36 48 24
Rated power W 66 80 100 160 102
Rated torque mN·m 90 90 90 120 180
Rated speed RPM 6678 8346 11619 12200 5400
Rated current A 4.89 4.17 3.47 4.17 5.7
No load speed RPM 9000 11000 13000 13800 6800
No load current A 0.6 0.69 0.6 0.58 0.42
Motor efficiency % 75 80 80 80 87.9
Noise
(Ambient noise 20dB, test distance 1m)
dB <50 <50 <50 <50 <50
Thermal resistance K/W 4.11 4.79 5.44 5.32 4.7
Thermal time constant S 1240 1620 2040 2040 1340
Ambient temperature 23.1 23.5 23 23 22.6
Max winding temperature 51.5 63.7 80 80 72.1
Torque constant mN·m/A 18.41 21.6 25.92 28.8 31.58
Back-EMF constant - peak value V/Krpm 2.73 3.20 3.84 4.26 4.68
Back-EMF constant - effective value V/Krpm 1.93 2.26 2.71 3.02 3.31
Peak torque mN·m 828.41 1152 1555.2 1455.16 3444.98
Peak current A 45 53 60 51 109
Rotor inertia g·cm² 96.3 96.3 96.3 96.3 96.3
Mechanical time constant ms 11.37 9.29 8.60 11.03 2.12
End bell - Stainless steel
Bearing - Deep groove ball bearing
Magnet - Sinter NdFeB
Rotation shaft - Carbon steel

Dimensional Drawing

Torque Performance Curves

Options

Precision Planetary Gearbox
Planetary Gearbox Dimensional


In a mobile environment, you can move left and right to see the contents (tables).

Stage - Stage 1 Stage 2 Stage 3 Stage 4
Gear ratio X : 1 3.9, 5.3 16, 21, 28 62, 83, 111, 150 243, 326, 439, 590, 794
Max. backlash ° 0.3 0.4 0.5 0.6
Max. continuous output power W 480 200 85 20
Max. peak output power W 600 250 106 25
Max. continuous input speed rpm 6000 6000 6000 6000
Max. peak input speed rpm 7500 7500 7500 7500
Max. continuous torque N.m 3.0 7.5 15 15
Max. peak torque N.m 4.5 11.3 22.5 22.5
Max. efficiency % 90 81 72 64
Weight g 252 405 476 544
Gearbox length L mm 36.1 54.9 63.6 72.4
Silent Planetary Gearbox

Silent

Planetary Gearbox

A high-performance gear reduction solution that delivers both stable torque transmission and low-noise operation, built on precision gear machining technology. Compatible with a wide range of DINGS' motors and applicable across diverse industries including robotics, automation equipment, and precision machinery.

Explore available specifications and gear ratio options on the DKPS website below.

View details on DKPS →