BL42 Series Inner Rotor Brushless Motor

BL4235

•Built-in controller, compact structure, small size；

•High speed, good heat dissipation, high efficiency, long endurance；

•High structural strength, strong and durable, high reliability, low vibration, low noise.

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Specifications

Input Voltage	12V DC	24V DC
Dimensions(mm)	Φ42x76	Φ42x76
Shaft Diameter(mm)	Ф5	Ф5
No Load Speed(rpm)	2674	3438
No Load Current(A)	0.17	0.16
Nominal Speed(rpm)	2081	2352
Nominal Torque(Nm)	0.083	0.15
Nominal Current(A)	2	2.1
Stall Torque(Nm)	0.368	0.47
Stall Current(A)	8	6.5
Maximum Output Power(W)	25.9	42.7
Maximum Efficiency(%)	78.7	82.6
Torque at Max Eff.(Nm)	0.055	0.064
Speed at Max Eff.(rpm)	2289	2977
Life（Typical）	≥3000 hrs	≥3000 hrs
Weight(g)	410	410
Operating Temperature Range(°C)	-10 to 40	-10 to 40
Storage Temperature Range(°C)	-40 to 50	-40 to 50

Outline Drawing

Performance Curves

Application

: Electric curtain Slotless BLDC motor
With the development of smart home, ‘electric curtains’ gradually into the high-end hotels, high-end home life, a key to open and close, voice control of the senior sense, in the daily busy life, to bring people a comfortable and convenient feeling. Become a standard configuration of many five-star hotels, villas, well-decorated flats.
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: Medical pump motor
With the development of science and technology and the improvement of medical level, the function of medical equipment will be more and more advanced, and its product structure will be adjusted continuously, and its function will be more diversified. The BL32 brushless motor developed by our company for this purpose has the characteristic of ‘small and precise’, and can be applied in many kinds of medical devices.
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