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Under $20 Automation Control Components

Shop the best prices on 3,795 great value under $20 automation control components. Shopping for automation control components is easy with Fruugo, with SALE discounts, offers and savings on Enshishixiaoweiyuejianwangluokejiyouxiangongsi, Haikou Wang Zhiqi Trading, Anqing Cheng Bu and more. Buy automation control components online safely with Fruugo, with secure payment and fast shipping to Australia.

Variable Frequency & Adjustable Speed DrivesProgrammable Logic Controllers
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1 - 32 of 3,200
7A 160W Dual DC Motor Drive Module Industrial Grade Positive Negative PWM Speed L298 Logic XY-160D
$14.95
4-20MA to RS485 Analog Acquisition Module - Modbus RTU PLC
$21.95
For Nanjing FarDriver Controller Programming Bluetooth Adapter BT Module for ND72240 72260 72360 72680 Mobile Control
$13.95 Save $26.00 RRP: $39.95
7-70V 30A PWM DC Motor Speed Controller Switch Control 12V 24V 36V 48V with 30 Amp Fuse 25-26
$22.95 Save $22.00 RRP: $44.95
500W 15A DC12-36V Brushless Hall Free Motor Driver Board High Power Motor Foward Reverse Speed Controller Control Module
$17.95 Save $10.00 RRP: $27.95
Bts7960 43a Motor Driver Module/smart Car Driver Module For Current Limit
$15.95 Save $73.05 RRP: $89.00
Mechanical Counter, Jadeshay Mechanical Resettable Manual Hand Pull Stroke Tally Counter, D67-F 5 Digit Counter Metal Counters Clicker
$21.95 Save $22.00 RRP: $43.95
New 10K Linear Taper Potentiometer with 22mm Actuator for Variable Speed Drive Inverter Control
$13.95 Save $23.00 RRP: $36.95
Motor Speed Controller DC9V 12V 24V 48V 60V 20A PWM Motor Speed Controller Regulator Driver 0-1200W Adjustable Current
$11.95
(170)16Ch PWM/Servo/Servo Driver Board Controller IIC PCA9685
$10.95 Save $19.00 RRP: $29.95
PWM DC Motor Speed Controller for 12V-60V Adjustable Regulator Switch for DIY Projects
$14.95 Save $19.00 RRP: $33.95
Stepper Motor Driver Controller Speed Regulator with Pulse Signal Generator Module for DC 12V 24V
$14.95 Save $16.00 RRP: $30.95
Motor Speed Controller Regulator Adjustable Speed Controller Regulator Switch 12V 24V 48V 20A DC
$22.95 Save $46.05 RRP: $69.00
PWM DC Motor Speed Controller 6V 12V 24V 28V 3A Speed Regulator Switch
$10.95 Save $22.00 RRP: $32.95
7-70V 30A PWM DC Motor Speed Controller, Adjustable PWM Motor Controller Switch 30A Variable Motor S
$15.95
3A Small Speed Control Board CCmmini Micro-type PWM DC Motor Speed Governor 6V12V24VGreen SZRH
$10.95 Save $31.00 RRP: $41.95
DC Motor PWM Speed Controller 220V AC Input 10-210V Adjustable Output
$16.95 Save $9.00 RRP: $25.95
Adjustable PWM Controller For Motors And LED Lighting Systems In Educational Experiments Multicolor
$17.95
Power Servo Tester, 3CH ESC Multi Servo Tester, CCPM Servo Consistency Master Checker for RC Planes Helicopters Cars-Yvan
$12.95 Save $15.00 RRP: $27.95
Ac Input 220v Dc Output 10-210v Pwm 220v Dc Brush Motor Speed Controller
$20.95 Save $43.05 RRP: $64.00
Pulse Width PWM Motor Speed Controller 1000W DC Motor Controller
$15.95 Save $10.00 RRP: $25.95
DC 6V12V24V Brushless Motor Speed Controller with Hall BLDC Driver Board Module with Cable Power Supply
$18.95 Save $9.00 RRP: $27.95
5 Digit Electronic Digital Display Counter Proximity Industrial Magnetic Sensor Switch Punch Counter-2025
$19.95 Save $9.00 RRP: $28.95
DC5-18V High Power PWM DC Motor Speed Controller Motor Driver Board
$18.95 Save $5.00 RRP: $23.95
H3CRA8 Delay Timer Relay 1.2S300H Knob Control 8-Pin AC220V Adjustable Time Relay for Industrial Automation
$15.95 Save $7.00 RRP: $22.95
DC-DC Buck Mini Module 5-36V Wide Voltage Input with Terminal
$11.95 Save $3.00 RRP: $14.95
LOGO PLC RS232 to USB programming cable 6ED1057-1AA01-0BA0a
$17.95 Save $10.00 RRP: $27.95
1pc DC 940V 160W 0.54A Stepper Motor Driver Step Controller Module Board 32 Microstep SZRH
$11.95 Save $32.00 RRP: $43.95
8-30V DRV8313 Simple FOC Mini Brushless Motor Driver Board with SVPWM Control Algorithm for Efficien
$15.95 Save $5.00 RRP: $20.95
10-55V 12V 24V 36V 48V 60A 15KHZ PWM DC Brushed Motor Speed Controller Switch with LED Display, Forward Brake
$19.95
Ac Input 220v Dc Output 10-210v Pwm 220v Dc Brush Motor Speed Controller
$18.95 Save $9.00 RRP: $27.95
New DC 1.8v-15V Wide Voltage 2A PWM Pulse Width Speed Motor ​​Controller Switch
$17.95 Save $6.00 RRP: $23.95