






⚙️ Master your motor speed with precision and power — don’t let your workspace fall behind!
This AC Motor Variable Speed Controller offers adjustable voltage from 10-110V and supports up to 4000W max power with 15A current, designed for inductive and resistive loads. Featuring advanced safety protections, rapid heat dissipation, and real-time voltage display, it delivers reliable, precise control for routers, fans, and various industrial motors.





J**J
Fan speed reduced.
This worked fine for reducing the speed of my 2 fans. I used a power strip in the box and plugged the fans in power strip.
A**R
Perfectly adjusted my blower speed
Works perfectly on my duct blower.
M**R
WORKS AS INTENDED.
WORKS AS INTENDED.
B**A
Variable speed controler
Good variable speed controller for router or other single speed tools. Price is right. Would recommend.
P**L
Does work
I’m not sure if my grinders motor is supported, but does work it just changes my grinder from ludicrous mode to barely able to turn.
T**H
Junk
Used for my bench grinder. Needed to slow it down to brush rusty bolts. Bogs and stops running or runs wide open.
S**M
Works Well!
Item as described, fast shipping, Thanks!
S**T
Works perfect
I use this on my exterior fan on my deck. The fan speed is too high and with this I can adjust the speed to where I like it.
Trustpilot
3 days ago
2 weeks ago