21RPM BO Motor Single Side – Straight Type
21RPM BO Motor Single Side – Straight Type
The 21RPM BO Motor Single Side – Straight Type is a compact DC geared motor designed for single-sided robotic applications. Operating at a steady 21 RPM, it delivers a balanced combination of controlled speed and torque for precise linear motion. This motor is ideal for makers and students building simple robot platforms or automation projects.
Specifications
- RPM: 21 (no-load)
- Operating Voltage: 3V – 12V DC
- Motor Type: Brushed DC geared motor
- Shaft Type: Straight (single-sided output)
- Shaft Diameter: 6mm
- Body Dimensions: 70mm x 38mm x 22mm (approx.)
- Weight: ~30g
Compatible with
- Arduino Uno, Nano, Mega
- ESP32, ESP8266
- Raspberry Pi (via motor driver)
- STM32
- L298N, L293D motor driver modules
What you can build with it
- Two-wheeled line-following robot
- Single-motor conveyor belt mechanism
- Simple robotic arm base rotation
Built and Backed by Compoden
Every motor purchase includes access to our AI build companion, delivered via QR, email, or WhatsApp, to help you wire and program this part into a working project. With 10 years of experience supplying makers and institutions across India, we ensure reliable components for your builds. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.
What is the shaft length of this motor?
The shaft length is approximately 15mm from the motor body.
What payment options are available for the 21RPM BO Motor Single Side – Straight Type?
You can pay via UPI, credit/debit cards, or Cash on Delivery (COD). All options are available across India.
How long does delivery take?
We ship this motor across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Delivery typically takes 3–7 business days depending on your location.
Ask Soldr above what you can build with this — it knows every Compoden kit this part appears in.
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items