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combat robotics brushless drive GEARMOTORS

“Brushless motors are nothing short of Apocalyptic!”

Repeat Robotics Compact 1806 Brushless Gearmotor
Repeat Robotics brushless gearmotor Mini Mk3 4mm

SHAFTS

Make sure your shaft is compatible with your hubs and wheels.  Shaft diameter is the ciritcal dimension.  See our comparison table below for shaft sizes.

Metric Phillips M2 0.40 x 5mm Flat Head Screws Qty 8

Screws

Many brushless motors use the M2 x 0.40 screws for mounting, but a few use M3 screws.  Great for more guts to avoid sctripping screws, not-so-great for your mounting plates– the change in diameter of the screw means the plates will not quite line up.

Red motor mount assembled to drive motor with four screws

Mounting

Mounting your motor is important and not all mounts are compatible.  Even when the holes are in the same position, larger screws can cause standard mounts to be slightly off and require a little modification.

Repeat Robotics monogram logo Black and Red

Brands

While we currently offer brushless drive motors from Fingertech and Repeat (Just ‘Cuz to be added soon!), note that we also have a very large variety of brushless weapon motors (without gearboxes).

NOTE:  Fingertech has been out of the Megasparks for some time and we are unable to offer an ETA for when they will be restocked.

Hakko Soldering Station FX-888D with transparent background

Build Tools and Supplies

You’ll need to solder your motors.  One of the first things serious bot builders rely on is professional-grade soldering equipment.

We have the best, proven over many years in an electronics factory.   We have stations and kits.

Brushless Motor Comparison

DRIVE GEARMotor COMPARISON TABLE

Responsive Products Table
Vendor Product KV Motor Ratio RPM@3s Price Weight Length Width Shafts
g oz mm in mm in
Fingertech Robotics Megaspark 750 1806 21.5:1 387 $49.99 71.5 2.52 86 3.39 24 0.94 6mm
Fingertech Robotics Megaspark 1500 1806 21.5:1 774 $49.99 71.5 2.52 86 3.39 24 0.94 6mm
Fingertech Robotics Megaspark 2300 1806 21.5:1 1187 $54.99 71.5 2.52 86 3.39 24 0.94 6mm
Repeat Robotics Drive Max 2100 2006 27:1 863 $50.00 66 2.33 80.75 3.18 24 0.94 6mm
Repeat Robotics Drive Pro 2500 2006 27:1 1028 $55.00 64.5 2.28 78 3.07 26.07 1.03 6mm
Repeat Robotics Drive Pro 2500 2207.5 27:1 1028 $55.00 80 2.82 78 3.07 26.07 1.03 6mm
Repeat Robotics Compact 2300 1806 22.6:1 1130 $45.00 44.5 1.57 59.3 2.33 23 0.91 4mm
Repeat Robotics Mini Mk4 3500 1106 28.5:1 1363 $35.00 24-24.7 0.85-0.87 52.8 2.08 16 0.63 3mm, 4mm

Buy Combat Robotics Brushless Drive Motors

BRUSHLESS DRIVE GEARMotors

N20 DC Gear Motor oblique view

BRUSHLESS MOTORS

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