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DC Motor Speed Controller,5Pcs 1.8v 3v 5v 6v 7.2v 12v 2A 30W Low Voltage DC Motor Speed Controller PWM 1803BK 1803B Adjustable Driver Switch with Speed Control knob

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$13.99

$ 6 .99 $6.99

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  • ★100% brand new and high quality 1803BK DC Motor Speed Controller.
  • ★Allows controlling the direction of a DC the motor using a Pulse-Width-Modulated (PWM) DC voltage.
  • ★With a self-recovery fuse 2A and the product adjust from 0%-100%.
  • ★If the current is too large, it will be automatically disconnected, and the fuse will automatically recover after cooling.
  • ★PWM DC motor speed controller with switch function and a Power-On LED light.



Product Description

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  • DC motor speed regulator DC power supply, do not be directly connected to household 220V AC.
  • Connect a voltage of 1.8V-15V DC to the circuit making sure of the correct polarity of the connection.
  • Important Notes: An appropriately rated fuse (rated a little higher than the maximum current you expect to draw) is recommended to ensure safe operation.
  • The controller is safe with a self-recovery fuse 2A. It will be damaged if connect the supply voltage with wrong polarity.
  • Double check all connections before applying power and always turn off the power supply before making any wiring changes.

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  • Input supply voltage:DC 2.2V-15V
  • Output voltage:1.8V-15V
  • The max output power:30W
  • Size: approx.32*32*12mm/1.26*1.26*0.48in

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  • The max continuous output current :2A
  • Duty Cycle adjustable: 0%-100%
  • Working temperature: -10-70 °C
  • Potentiometer Opening Size: 8mm

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  • Net Weight: 0.5 ounces.
  • Ultra-low voltage dc motor governor.
  • Potentiometer with switch function.
  • Use a 2A resettable fuse to protect the controller.
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Linydreams
Reviewed in the United States on March 25, 2025
A great little board for most low voltage variable pulse width modulation applications. Easy to use and comes with screw down connections so no soldering is necessary....just insert your power lines and your motor lines and tighten down the screws and you are ready to go. One item worth mentioning. If you have to relocate the variable potentiometer from the board you will have to un solder 5 connections. The pot has an on/off capability built in. Highly recommended for those DIY projects
Ceiven Keys
Reviewed in the United States on August 3, 2022
They do what they are supposed to. The only thing that I did not like are the screw terminals. I would rather soldier my connection. They dimmed LEDs and controlled a brushed DC motor for a cosplay costume.
Alex J.
Reviewed in the United States on August 22, 2022
Worked great to control the speed of some PC fans for a kegerator build!
GordyP
Reviewed in the United States on January 29, 2022
All good
Preston Grant
Reviewed in the United States on March 10, 2021
Used low voltage LEDs 1A Max @ 12v (14.4v) and connected to these dimmers. WORKED GREAT! Would recommend for anyone who is installing LEDs for a small area or undercabinet use. Just check your overall Wattage, as this is only rated for 30watts. My LED strips had to be cut down in size because the 15' were 48 Watts.
Kimberly gustafson
Reviewed in the United States on June 15, 2020
Very small in size which enables you to install it anywhere.
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