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Under $20 Variable Frequency & Adjustable Speed Drives

Shop the best prices on 1,704 great value under $20 variable frequency & adjustable speed drives. Shopping for variable frequency & adjustable speed drives is easy with Fruugo, with SALE discounts, offers and savings on Anqing Cheng Bu, SZ-FR1U-I750000452, SZ-FR1U-I750000473 and more. Buy variable frequency & adjustable speed drives online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 1,704
7-70V 30A PWM DC Motor Speed Controller, Adjustable PWM Motor Controller Switch 30A Variable Motor Speed Regulator
$16.95 Save $8.00 RRP: $24.95
7A 160W Dual DC Motor Drive Module Industrial Grade Positive Negative PWM Speed L298 Logic XY-160D
$16.95
Stepper Motor Drive Board 2-Phase 4-Wire 4-Phase 5-Wire 5V-12V Switch Speed Controller Module Micro Step Stepping Motor
$10.95
DC5V-30V 12v 24v 5A DC Motor Controller PWM Adjustable Speed
$15.95
DC 6-60V 400W BLDC Three Phase DC Brushless Motor Controller PWM Hall Motor Control Driver Board 12V A-X Edition 0120
$16.95 Save $52.05 RRP: $69.00
500W 15A DC12-36V Brushless Hall Free Motor Driver Board High Power Motor Foward Reverse Speed Controller Control Module
$21.95 Save $11.00 RRP: $32.95
Risegun Synchronous Belt Pulley 2GT-20 with A Tooth Width of 6mm And An Inner Hole of 8mm And A Height of 16mm, Ordinary (2 sold)
$16.95 Save $25.00 RRP: $41.95
Uadme Aluminum Alloy Gear Tooth,2pcs with Pulley 5mm Inner Diameter 20 Teeth for 3D Printer
$16.95 Save $25.00 RRP: $41.95
10K Potentiometer for VSD VFD Variable Speed Drive Inverter, 22mm Carbon Film Rotary Potentiometer with Panel Mount
$20.95 Save $98.05 RRP: $119.00
Dc Motor Pwm Controller for Motor Control by Winomo 2a Unit
$20.95 Save $11.00 RRP: $31.95
Low Voltage Regulator Dc Motor Speeds Controller for Controlling Use
$16.95 Save $15.00 RRP: $31.95
2X 500W 15A DC12-36V Brushless Hall Free Motor Driver Board High Power Motor Foward Reverse Speed Co
$10.95 Save $15.00 RRP: $25.95
DC Motor Speed Controller DC 6-60V 12V-48V 30A PWM Adjustable Stepless Governor Regulator Motor Speed Controller
$16.95 Save $9.00 RRP: $25.95
BLDC 24W Motor Driver Board 5-40V 4A Speed Controller with Hall Sensor Control Brushless DC Motors,PWM Adjustable Module
$14.95
DC 5-30V DC Motor Controller PWM Adjustable Speed Digital Display Encoder Duty Ratio Frequency MAX 15A -MG
$14.95 Save $64.05 RRP: $79.00
1803BKW PWM Motor Speed Controller for DIY Projects and Robotics
$17.95 Save $1.00 RRP: $18.95
4X Low Voltage DC PWM Motor Speed Controller Module 1.8V 3V-5V-6V 12V 2A
$12.95 Save $8.00 RRP: $20.95
4X 1.8V 3V 5V 6V 7.2V 12V 2A 30W DC Motor Speed Controller (PWM) 1803BK Adjustable Driver Switch
$11.95 Save $7.00 RRP: $18.95
6X 1.8V 3V 5V 6V 7.2V 12V 2A 30W DC Motor Speed Controller (PWM) 1803BK Adjustable Driver Switch
$14.95 Save $8.00 RRP: $22.95
2X DC 1.8V 3V 5V 6V 12V 2A motor speed controller controller controller 30W PWM 1803b K7
$10.95 Save $6.00 RRP: $16.95
1S DC 3V-6V 3.7V 3.5A Mini BLDC Brushless Motor Driver Board Electric Regulator Drive for Brushless Motor Green
$10.95 Save $5.00 RRP: $15.95
BLDC-24W Brushless Hall Motor Controller 5V-40V 2A PWM Three-Phase Inductive DC Motor Drive Module Speed Control Board
$14.95
4X 7V-12V DC Brushless Driver Board Controller for Hard Drive Motor 3/4 Wire Speed Control Board
$19.95
PWM Controller 12W-24W Power for Automation Applications High-Precise Speed Regulation Suitable for Brushless Fan, Multicolor
$20.95
PWM Controller 12W-24W Power for Automation Applications High-Precise Speed Regulation Suitable for Brushless Fan, Multicolor
$20.95
Nimomo Rotary Potentiometer Regulator, Variable Speed Drive Inverter 10k Panel Mount Potentiometer VSD VFD for Variable Speed Reversal
$20.95 Save $25.00 RRP: $45.95
UEETEK 1203BB 6V 12V 24V 3A 80W DC Motor Controller PWM Adjustable Reversible Driver
$14.95 Save $5.00 RRP: $19.95
PWM DC Motor Speed Controller 12V-36V 3A Adjustable Voltage Regulator Switch Module for Various Motors
$12.95
Cooling Fin Heatsink For Makerbot MK7/MK8 3D Printer
$19.95
DC 6-90V 15A Pulse Width PWM Motor Speed Controller 1000W DC Motor Controller Switch Drehzahlregler PLC Control
$12.95 Save $5.00 RRP: $17.95
10K Potentiometer 22mm Governor VSD VFD compatible with Variable Speed Drive Inverter new
$15.95 Save $32.00 RRP: $47.95
5X DC5-35V 5A PWM DC Motor Speed Controller LED Light Dimmer Switch 10KHz
$17.95