Name: 12 mm Brushless Coreless Motor
Brand: ZHAOWEI
SKU: MC1237
Rating: 4.8 (0 reviews)

12 mm Brushless Coreless Motor

Model：MC1237

Product Parameters Motor Data Nominal voltage(V) 12 No load speed(rpm) 24000 No load current (A) 0.07 Nominal speed (rpm) 19000 Nominal torque (max. continuous torque) (mNm) 5 Nominal current (m

Diameter:

12 mm

Rated Voltage:

12 V

Stall Torque:

19 mNm

Stall Current:

2.3 A

Constant torque:

8.7 mNm/A

Speed Constant:

1099 rpm/V

Max. efficiency (%):

Product Highlights

Compact 12 mm diameter - enables handheld device miniaturization
Proprietary coil design and optimized bearing assembly - allows motors to reach speeds up to 28,600 rpm
Lower power losses results in higher efficiency
No cogging torque for smooth rotation
Maximized performance/price ratio

Applications

Power Hand Tools
Bionics & Exoskeleton Systems
Dental Hand Tools
Dosing and Dispensing Systems
Electric Grippers for Robotics

Customization Available

Planetary gearboxes
Spur gearboxes
Encoders
Controllers

Product Parameters

Motor Data
Nominal voltage(V)	12
No load speed(rpm)	24000
No load current (A)	0.07
Nominal speed (rpm)	19000
Nominal torque (max. continuous torque) (mNm)	5
Nominal current (max. continuous current) (A)	0.65
Stall torque(mNm)	19
Stall current(A)	2.3
Max. efficiency (%)	68

Characteristics
Terminal resistance phase to phase (Ω)	10.2
Terminal inductance phase to phase (mH)	0.179
Torque constant (mNm/A)	8.7
Speed constant (rpm/V)	1099
Speed/torque gradient (rpm/mNm)	1338
Mechanical time constant (ms)	2.94
Rotor inertia (gcm2)	0.239

Specifications

Thermal data
Thermal resistance housing-ambient(K/W)	-
Thermal resistance winding-housing(K/W)	-
Thermal time constant winding(s)	-
Thermal time constant motor(s)	-
Ambient temperature(°C)	-20~+100
Max. winding temperature(°C)	+125°C

Mechanical data (preloaded ball bearings)
Max. speed(rpm)	40 000
Axial play at axial load(mm)	< 0.15 N 0
	> 0.15 N 0.06(max)
Radial play	preloaded
Max. axial load (dynamic)(N)	2
Max. force for press fits (static)(N)	10
Max. radial load, 2 mm from flange(N)	5

Product Application

Surgical robots

Harnessing robotic technology, proficient medical practitioners execute intricate surgical procedures with unparalleled precision, flexibility, and control, surpassing the capabilities of conventional techniques.

Medical pumps

From bedside infusions to insulin delivery and on-the-go infusions for healthcare professionals in the field, the versatility of medical pumps spans various applications, delivering fluids into a patient's body. This includes a wide array of substances such as nutrients, medications, hormones, or contrast materials, catering to diverse medical needs.

Exoskeletons & Assistive Devices

Unlike powered orthotics or exoskeletons, assistive devices like exoskeletons are crafted to enhance mobility and support individuals with various physical challenges. These innovative solutions serve individuals who may face mobility issues due to injuries, medical conditions, or congenital disorders, providing them with the support they need for improved independence and quality of life.

Surgical tools

While technology, including robotics, is increasingly prominent in the medical arena, many diagnostic procedures still rely on manual intervention. Powered diagnostic tools play a pivotal role in a wide range of medical examinations and procedures, ensuring precision and efficiency in delivering accurate diagnostic results.

High performance micro gear motor

12 mm Brushless Coreless Motor