Model No: 1220D Motor

Dual Shaft 1220 12mm Coreless Permanent Magnet DC Brushed Motor 12V High Efficiency High Torque for Home Appliance Forklift

Nominal voltage: 7~12 V DC
No-load speed : 6500~22000 rpm/min
Stall torque: 3.6~10.1 m.Nm
Stall current: 0.21~1.97 A
Diameter: 12.0mm
Length: 20.4 mm

Typical Application:
Speed Reducer
Model Train
Toy

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1	Model	MD1220D	-15	-8	-12	-11	-3
2	Rated Voltage	V DC	7	12	12	12	12
3	No-Load Speed	RPM	12500	22000	16000	8500	6500
4	No-Load Current	mA	10	15	12	10	4
5	Stall Torque	mNm	7.144	10.091	7.729	5.511	3.572
6	Stall Current	A	1.346	1.967	1.111	0.429	0.211
7	Rated Speed	RPM	11336	20072	14436	7186	5595
8	Rated Torque	mNm	0.618	0.885	0.808	0.852	0.497
9	Rated Current	A	0.126	0.186	0.127	0.075	0.033
10	Rated Output Power	W	0.73	1.86	1.22	0.64	0.29
11	Maximun Efficiency	%	83	83	80	72	74
12	Maximun Output Power	W	2.32	5.81	3.26	1.23	0.61
13	Terminal Resistance	Ω	5.2	6.1	10.8	28	57
14	Current Constant	A/mNm	0.187	0.193	0.142	0.076	0.058
15	Torque Constant	mNm/A	5.346	5.169	7.032	13.167	17.295
16	Speed Constant	RPM/V	1786	1847	1358	725	552
17	Friction Torque	mNm	0.053	0.078	0.084	0.132	0.069
18	Speed/torque gradient	RPM/mNm	1737	2180	2086	1542	1820

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DC Coreless Motor Customization Options：

Motor Housing: Diameter, Length
Motor Shaft: Diameter, Length, Output Direction, Quantity
Bearing Type: Ball Bearings / Sleeve Bearings
Number of Commutator Segments: 3 / 5 / 7 / 9 / 11 / 13
Brush Type: Precious Metal Brushes / Carbon Brushes
Power Connection: Lead Wires / Connector / Terminal Pins / Other
Mounting Type: Shell / Flange / Other
Position Sensor: Hall / Magnetoelectric / Photoelectric
Gear Reducer: Planetary Gearbox

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