Repeat Ultra
$60.00
Looking for a cheap, tiny, light, off the shelf solution for 12lber drive? We have been too! Introducing Repeat Ultra, a compact and durable 28mm brushless gearmotor.
Out of stock
Description
1450kv 2836 EVO brushless motor
- 3-6S voltage
- Max Wattage of 740W at 4S lipo (at least 50% more power expected at 6S)
- 4mm through shaft diameter
- ＡＥＳＴＨＥＴＩＣ Black color for faster performance
28mm 14:1 all metal planetary gearbox
- Featuring 0.5 mod gears and 3mm planet pins
- Output shaft supported by dual bearings
- Upgraded output shaft made from heat treated 4130 steel, with integrated final stage carrier
- 7mm hex/8mm round output shaft, 38mm shaft length
- M4x11mm tapped hole on the end of the shaft for retension
- 4x M4 facemount screws at a 22mm circular pattern
- Featuring 2x M3x16mm and 2x M3x19mm hole pattern to fit your standard 28xx motor
- ＡＥＳＴＨＥＴＩＣ Black anodized aluminum parts for faster performance
- 4mm bore pinion gear
- Able to be clamp mounted using the Fingertech 28mm motor clamp mount
https://www.fingertechrobotics.com/proddetail.php?prod=ft-28mm-motor-clamp-mount - Comes pre-greased
The Gearmotor:
- 191g overall weight with wires and connectors)
- 71.6mm motor length, 28mm diameter
Re-greasing is recommended for high input speeds. Running the gearbox with stock grease at high rpms can cause unwanted thermal effects that will cause your motors to draw more current and run less efficiently.
NOTE: Due to the small shaft diameter, this product is not intended for direct drive usage on 12lb or 15lb combat robots. Direct drive at your own risk.
Find CAD here:
https://grabcad.com/library/repeat-ultra-beta-1
Additional information
| Weight | .205 kg |
|---|
1 review for Repeat Ultra
Only logged in customers who have purchased this product may leave a review.
Bob Belansen (verified owner) –
Used these in my first 12lber, with a 1:1 belt drive to the wheels. Everyone was complimenting how fast it was. No one else at the competition could keep up with me. Unfortunately the motors are a little too powerful, and now I have to beef up the rest of my drivetrain to avoid shredding belts.