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RUNCCI-YUN

Q: Are these safe? With some similar products on Amazon there have been complaints of melting wires!

Unlikely, because the voltage is low (about 3V) and the current is about 1.5 amps.

Q: How do i reverse the motors? Ive been struggling to

Just reverse the polarity of the voltage supply

Product ID: 225239841

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Details

Brand
RUNCCI-YUN
Model name
DC Motors Kit
Speed
20000 RPM
Voltage
9 Volts
Material
Carbon

⚡1.5-3V high-efficiency voltage range

🔄Up to 20,000 RPM no-load speed

🛠️Complete 40-piece kit with mounts & switches

Frequently Bought Together

RUNCCI-YUN 40pcs DC Motor Kit ，1.5-3V 20000RPM Mini Motor ，with 9v Battery Connector Motor Mounting Bracket Boat Rocker Switchfor DIY Science Projects（130 dc motor）

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6 Set DC Motor Kit, Mini Electric 1.5-3V 24000RPM Mini Motor with 86 Pcs Plastic Gears 6 x AA Battery Holder Motor Mounting Bracket Boat Rocker Switch and Shaft Propeller for DIY Science Projects

Description

⚙️ Power your passion with precision and speed—build the future today!

ALL IN ONE DIY MASTERY - Includes motors, 9V battery connectors, mounting brackets, rocker switches, and propellers—everything to build and innovate.
VERSATILE STEM ESSENTIAL - Ideal for science fairs, classroom demos, and hands-on learning in mechanics, physics, and electronics.
DESIGNED FOR SERIOUS MAKERS - Not a toy—engineered for students 14+ and hobbyists who demand quality and reliability in electronics.
PRECISION POWER IN YOUR HANDS - High-torque 130-type DC motors deliver stable, long-lasting performance for all your STEM projects.
SPEED THAT INSPIRES INNOVATION - Experience rapid rotation speeds up to 20,000 RPM, perfect for dynamic prototypes and experiments.

The RUNCCI-YUN 40pcs DC Motor Kit features high-torque 130-type motors operating between 1.5V and 3V, reaching no-load speeds up to 20,000 RPM. This comprehensive kit includes 8 motors, battery connectors, mounting brackets, rocker switches, and propellers, designed specifically for STEM education and DIY electronics projects. Perfect for students aged 14+, it offers reliable, stable performance with a durable carbon brush design, enabling hands-on learning in circuitry, mechanics, and prototyping.

Specifications

Manufacturer	RUNCCI-YUN
Part number	R339
Item Weight	220 g
Package Dimensions	19.7 x 16.3 x 2.4 cm; 220 g
Manufacturer reference	R339
Colour	Mini DC Motor Set 2
Material	Carbon
Voltage	9 Volts
Item Package Quantity	1
Speed	20000 RPM
Batteries included?	No
Batteries Required?	No

Have a Question? See What Others Asked

Are these safe? With some similar products on Amazon there have been complaints of melting wires!

How do i reverse the motors? Ive been struggling to

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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