Como Drills
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  • RS Stock No. 413-0600
  • Manufacturer Como Drills
  • Mfr. Part No. 918D1001
  • RoHS Status
  • Page 1733
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Specifications
Core ConstructionIron Core
Current Rating0.85 A
Gearhead TypeSpur
Length50mm
Maximum Output Torque20 gcm
Output Speed7800 rpm
Power Rating1.6 W
Shaft Diameter2mm
Supply Voltage1.5 → 3 V dc
Width27mm
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Model Motors & Gearboxes - Spur

These motors have in-line metal gears fitted; the final output speed is determined by the motor supply voltage.

Reduction Table (rpm) - 918D series 25mm
Manufacturer Part No. 1.5V 3V 6V 12V 18V 24V
918D151 306 613
918D301 153 306
918D1001 46 92
918D2501 18 37
918D10241 4.5 9
918D15112 280 560 840 1120
918D30112 140 280 420 560
918D100112 42 84 126 168
918D250112 17 34 50 67
918D1024112 3 7 11 15
Reduction Table (rpm) - 919D series 35mm
Manufacturer Part No. 4.5V 6V 9V 12V 15V
919D2.51 2250 3000 4500 6300 7900
919D61 990 1316 1975 2633 3295
919D111 540 718 1077 1436 1800
919D501 120 158 237 316 395
919D1001 59 79 119 158 198
919D1481 40 53 80 106 132
919D5001 11 15 21.5 30 37.5
919D8101 7.5 10 15 20 25
919D30001 1.5 2 3 5 6

MFA Como Geared Motors

A selection guide for MFA Como Geared Motors available:

Multi-ratio spur geared motors:

Suitable for low torque R&D and education applications
Useful in seeking suitable speeds for applications by selecting the appropriate ratio and/or voltage

Metal single ratio spur geared motors mounted on steel brackets:

Suitable for industrial/modelling applications
Economical and easily accessible

Metal single ratio epicyclic geared motors:

Suitable for industrial/modelling applications
Higher efficiency than spur (can be above 90%)
Smaller size and weight for the same or similar rating
Can be equally efficient in either direction
Co-axial configuration of input and output shafts allows inline installation with motor and machine

Motor Data for Geared Motors
Manu. Part No.. Voltage No Load No Load Max. Eff. Max. Eff. Max. Eff. Power Stall Torque Body Length Shaft Dia.
  dc rpm Amps rpm Amps Torque (gcm) W gcm mm mm
RE140 1.5 - 3 @ 3v 14800 0.3 11500 1.05 10.92 1.21 49 21 2
RE280 1.5 - 3 @ 3v 9200 0.15 7800 0.85 20 1.6 62 30.5 2
RE280/1 12 - 24 @12v 8400 0.1 6300 0.3 25 1.62 100 30.5 2
RE385 6 - 15 @ 12v 11000 0.16 9281 0.84 65.3 6.21 417.6 38 2.3
RE540/1 4.5 - 15 @ 12v 15800 0.52 13360 2.85 154.4 21.2 1000 50 3.17
941D 3 - 12 @ 12v 8000 0.018 6568 0.52 8.68 0.5 26 26.8 -
944D 6 - 12 @ 12v 8000 0.07 6650 0.2 18 1.25 100 32.3 -
975D 6 - 12 @ 12v 7000 0.9 5700 5.5 700 41.3 4290 65 -
986D 6 - 12 @ 12v 5167 1.06 4289 5.28 837 36.88 4923 69 6.4
990D 3.0 @ 3v 12500 0.08 10300 0.34 5.6 0.59 22 30 -
Figures quoted for 1.5 to 3Vdc and 3Vdc motors running at 3Vdc; at 12Vdc for other motors. Body length dimension indicates approximate length of the main body of the motor visible. Where this may be critical, allowance should be made for the rear motor bearing and electrical terminals.
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