what size shaft adapter would i need to install a v-belt pulley on this motor? thank you

A 3.175MM BORE PULLEY WHEEL OF VARYING OUTER SIZE IS YOUR PERFECT FIT.

Will this fit a bosch 18v cordless drill model ddb191?

I don't know. You might have to call the company to find out. Sorry!!

Can you change direction by change current direction?

Yes, that's the case with any dc motor. Have fun!!

Does this motor require any special kind of driver? ordered this, hooked it up to 18v, 3a power supply. it just sits there an twitches.

At 5v-14v is the comfort zone for this motor 18v-24v will spike up intense heat that can inflictse

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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RS-550S 18V Brushed DC Motor, 3.175mm D-Shaft, 6V-24V, 20K RPM for Drills

Product ID: 89437714

Details

Brand
ProTechTrader
Horsepower
180 watts
Material
carbon
Speed
20000 rpm
Voltage
18 volts

⚡18V optimal voltage

🔩3.175mm D-shaped shaft

🚀20,000 RPM no-load speed

₨640

Duties & taxes included

In stock

Sold byAmazon SeychellesDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Power your projects with precision and speed!

PRECISION FIT DESIGN - 3.175mm D-shaped shaft and dual M3 mounting holes ensure secure, reliable installation.
LIGHTWEIGHT COMPACT - At just 218g with a 57mm x 37.5mm body, it fits seamlessly into tight spaces without bulk.
DIY READY COMPATIBILITY - Perfect for drills, robots, ride-on toys, and gate openers—upgrade your gear with confidence.
VERSATILE VOLTAGE RANGE - Operates smoothly from 6V to 24V, optimized for 12V-18V applications to match your project needs.
POWER PACKED PERFORMANCE - Delivers a robust 180W output for high-efficiency drill repairs and DIY projects.

The RS-550S 18V Brushed DC Motor by ProTechTrader is a high-speed, compact motor featuring a 3.175mm D-shaped shaft and carbon brushes. Operating optimally between 12V and 18V, it reaches up to 20,000 RPM no-load speed, delivering 180 watts of power. Designed for versatile DIY applications including drills, robots, and ride-on toys, it offers a lightweight 218g build with precise mounting options for reliable installation.

Specifications

ASIN	B07DYTM7NQ
Best Sellers Rank	#481,664 in Toys & Games ( See Top 100 in Toys & Games ) #1,288 in RC Electric Motors
Brand Name	ProTechTrader
Customer Reviews	3.9 3.9 out of 5 stars (80)
Horsepower	180 watts
Included Components	Motor
Manufacturer	ProTechTrader
Material Type	carbon
Model	RS-550S-D
Number of Items	1
Part Number	RS-550S-D
Shaft Diameter	3.18 millimeters
Speed	20000 rpm
UPC	789048342517
Voltage	18 volts

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