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Under $20 Variable Frequency & Adjustable Speed Drives

Shop the best prices on 2,822 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, Asiv, Enshishixiaoweiyuejianwangluokejiyouxiangongsi and more. Buy variable frequency & adjustable speed drives online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 2,822
ZK-PP2K High Power PWM & Pulse Generator, Frequency Duty Cycle Adjustable Driver
$10.95 Save $21.00 RRP: $31.95
PWM Low Voltage Adjustable Switch Motor Speed Controller 2A Output, 1.8V12V Input, PWM Speed Control For DC Motors
$20.95 Save $11.00 RRP: $31.95
PWM DC Motor Speed Controller, Adjustable 7-70V 30A Regulator for 12V 24V 36V Applications
$21.95 Save $42.05 RRP: $64.00
New 10K Linear Taper Potentiometer with 22mm Actuator for Variable Speed Drive Inverter Control
$11.95 Save $20.00 RRP: $31.95
AC Motor Speed Controller Mini Regulator 220V 250W with CW and CCW for Instrumentation
$20.95
Bts7960 43a Motor Driver Module/smart Car Driver Module For Current Limit
$13.95 Save $65.05 RRP: $79.00
For FarDriver Controller Programming Bluetooth Adapter BT Module for ND72240 72260 72360 72680 Mobile Control
$16.95 Save $32.05 RRP: $49.00
For Compatible For 2106/161/169 Drive Control Board+switch(b)
$15.95 Save $36.00 RRP: $51.95
20A Motor Soft Starter Module Voltages Ramp Current Limit Smooth Starting Function Enhancing Motor Performances Module Multicolor
$17.95
5V-28V 5A PWM DC Motor Speed Control Switch Controller Volt Regulator LED Dimmer
$13.95 Save $3.00 RRP: $16.95
Flexible Spider Shaft Coupling OD30mm x L40mm CNC Stepper Motor Coupler Connector (8x12mm)
$18.95 Save $5.00 RRP: $23.95
DC 6-28V 3A PWM DC Regulator Speed Electric Motor Controller with Switch Function
$15.95 Save $5.00 RRP: $20.95
New DC 1.8v-15V Wide Voltage 2A PWM Pulse Width Speed Motor Controller Switch
$15.95 Save $4.00 RRP: $19.95
Motor Pump Speed Controller PWM Regulator Reversing Switch High Quality DC6V 9V 12V 24V 3A
$14.95 Save $9.00 RRP: $23.95
Motor Speed Controller PWM Regulator Switch Control Module CW CCW Rotation DC6V 12V 24V
$14.95 Save $8.00 RRP: $22.95
10K Potentiometer 22mm Governor VSD VFD For Variable Speed Drive Inverter new
$17.95 Save $36.05 RRP: $54.00
10K Potentiometer 22mm Governor VSD VFD For Variable Speed Drive Inverter new fg2025031701162
$13.95 Save $37.00 RRP: $50.95
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)
$11.95 Save $18.00 RRP: $29.95
Uadme Aluminum Alloy Gear Tooth,2pcs with Pulley 5mm Inner Diameter 20 Teeth for 3D Printer
$11.95 Save $18.00 RRP: $29.95
10K Potentiometer for VSD VFD Variable Speed Drive Inverter, 22mm Carbon Film Rotary Potentiometer with Panel Mount
$14.95 Save $69.05 RRP: $84.00
PWM DC Motor Governor Speed Controller Pulse Width Modulator Regulator Brush Driver Control Module Switch 10V60V
$18.95 Save $10.00 RRP: $28.95
DC5-12V 2A DC Motor Speed Controller 1%-100% PWM Motor Speed Regulator for Fan/Water Pump/Led Light Strip
$11.95 Save $7.00 RRP: $18.95
DC3V-35V Max 5A Speed Regulator PWM DC Motor Control Supply Adjustable Voltage Regulator Motor Speed Controller Multicolor
$18.95
For FarDriver Controller Programming Bluetooth Adapter BT Module for ND72240 72260 72360 72680 Mobil
$20.95 Save $26.00 RRP: $46.95
10K Potentiometer 22mm Governor VSD VFD For Variable Speed Drive Inverter new 25-26
$4.95 Save $5.00 RRP: $9.95
10K Potentiometer 22mm Governor VSD VFD For Variable Speed Drive Inverter new
$12.95 Save $10.00 RRP: $22.95
Speed controller for DC motors 12V to 24V 10A with PWM technology
$21.95 Save $57.05 RRP: $79.00
PWM DC Motor Speed Regulator 6V 12V 24V 48V Stepless Speed Control Switch Controller
$20.95 Save $13.00 RRP: $33.95
DC speed controller 12V-24V 10A PWM for motor regulation
$12.95 Save $56.05 RRP: $69.00
2025 Pwm Dc Motor Speed Regulator Controller 12v24v36v48v Motor Forward And Reverse Switch Forward And Reverse Switcher 40a
$19.95 Save $19.00 RRP: $38.95
Mini DC Motor Controller PWM 3V/6V/12V/24V/35V Speed Regulation Controller 5A
$6.95 Save $7.00 RRP: $13.95
Stepper Motor Driver Controller PWM Pulse Signal Generator Speed Regulator 15-160V/5-12V Pwm Regulat
$15.95 Save $68.05 RRP: $84.00