Gear Motors are DC motors with an integrated gearbox that reduces output speed and increases torque for controlled mechanical movement. From 12V dc gear motors and mini gear motors to high torque worm gear motors, these are the standard drive component for robot chassis builds across India. Best price guaranteed with fast delivery.
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What are Gear Motors?
Gear motors combine a DC motor with a gearbox in a single unit. The gearbox uses a set of interlocking gears to reduce the motor's high RPM output to a lower, more controllable speed while multiplying the output torque. A dc gear motor running at 200RPM delivers far more pulling force than a plain motor at 5000RPM. A common example in Indian college robotics builds is using a 12V dc gear motor to drive a two-wheel chassis at a controllable speed without needing a separate gearbox assembly.
Buy Gear Motors Online in India | StemVolt
- 12V 200RPM DC Gear Motor — Standard robot gear motor for two-wheel and four-wheel drive chassis builds
- 12V Johnson Gear Motor 300RPM A Grade — High quality geared motor with reliable performance for competitive robotics builds
- Worm Gear Motor 12V — Self-locking worm gear motor that holds position when power is off for lifting and locking builds
- Mini Gear Motor N20 — Compact mini gear motor for space-constrained robot builds and small mechanism designs
- Also explore: Robot Wheels – Standard and Mecanum
- Also explore: Gears, Pulleys and Belts
- Also explore: Motor Mounts and Brackets
- Also explore: Motor Drivers and Regulators
- Read more: DC Motor for Robotics and DIY Projects
How to Choose the Right Gear Motors
Match the gear motor to your project's speed and torque requirement. For a standard robot chassis, 100 to 300RPM at 6V to 12V gives a comfortable balance of speed and control. For slow precise movement like a robotic arm or conveyor, choose a lower RPM high torque variant. Always check the shaft diameter before ordering wheels or couplings. One practical tip: when comparing geared motor price against specifications, check stall torque and no-load RPM together rather than RPM alone, as a high stall torque gear motor prevents your robot from stalling on slightly uneven surfaces.
Why Buy Gear Motors from StemVolt
StemVolt is a genuine robotics parts store in Kota, Rajasthan, shipping quality-verified products directly across India. Best price guaranteed on every order with fast delivery and an seure payment for complete peace of mind.
FAQ SECTION
Frequently Asked Questions
1. What are the key dc gear motor specifications I should check before buying?
The main dc gear motor specifications to check are operating voltage, no-load RPM, stall torque, shaft diameter, and gear ratio. Operating voltage must match your power supply. No-load RPM tells you the free-running speed. Stall torque indicates the maximum force output before the motor stops. Shaft diameter must match your wheel or coupling bore. Gear ratio tells you how much the gearbox reduces the motor speed to produce torque.
2. What is the difference between a TT plastic gear motor and a Johnson gear motor? TT plastic gear motors use a plastic gearbox that is lightweight and affordable, making them suitable for beginner robot chassis kits and school projects where loads are light. Johnson gear motors use a metal gearbox with better build quality, higher torque consistency, and longer service life under repeated use. For competitive robotics and builds where the robot carries weight or runs frequently, a Johnson or metal gear motor is the more reliable choice over plastic variants.