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Under $20 Automation Control Components

Shop the best prices on 5,846 great value under $20 automation control components. Shopping for automation control components is easy with Fruugo, with SALE discounts, offers and savings on Northix, Anqing Cheng Bu, Asiv and more. Buy automation control components online safely with Fruugo, with secure payment and fast shipping to Singapore.

Variable Frequency & Adjustable Speed DrivesProgrammable Logic Controllers
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1 - 32 of 3,200
Video Capture Card, Switch Capture Card for Switch, 4K 1080P 60FPS
$21.95 Save $15.00 RRP: $36.95
Speed Controller 230 V, Frequency Converter 230 V, Motor Voltage Regulator AC 220 V 10 A Highest Power 4000 W, EU Plug
$18.95 Save $33.00 RRP: $51.95
5Pcs Rail Sections for Picatinny Nylon 5 7 9 11 13 Slots Accessory for Replacement
$12.95 Save $8.00 RRP: $20.95
FR124DP3 Inductive Proximity Sensor PNP NO NC 12mm Dual Output for Reliable Industrial Detection
$20.95 Save $10.00 RRP: $30.95
8 Channel Optical Isolation Module 24V to 5V Optocoupler PLC Signal Converter Board for Industrial Automation and Control Systems
$16.95 Save $9.00 RRP: $25.95
Industrial Automation 16A Off-Delay Timer Relay Electronic Control Module
$12.95 Save $13.00 RRP: $25.95
Stepper Motor Drive Board 2-Phase 4-Wire 4-Phase 5-Wire 5V-12V Switch Speed Controller Module Micro Step Stepping Motor
$7.95
DC5V-30V 12v 24v 5A DC Motor Controller PWM Adjustable Speed
$10.95
DC 6-60V 400W BLDC Three Phase DC Brushless Motor Controller PWM Hall Motor Control Driver Board 12V A-X Edition 0120
$11.95 Save $37.00 RRP: $48.95
5X PL-05N/P DC 10-30V NPN NO 5mm Square Inductive Proximity Sensor Switch 3 Wire P with Screws
$18.95 Save $13.00 RRP: $31.95
External WiFi 6 6E Tri-Band Antenna 6GHz 5.8GHz 2.4GHz Magnetic Base Replacement Antenna for PC Desk
$19.95 Save $4.00 RRP: $23.95
Mechanical Counter, Jadeshay Mechanical Resettable Manual Hand Pull Stroke Tally Counter, D67-F 5 Digit Counter Metal Counters Clicker
$18.95 Save $18.00 RRP: $36.95
​For WD5000BMVW WD10JMVW Hard Drive Logic Board Replacement PCB Controller 2060-771961-001 Rev B
$19.95 Save $6.00 RRP: $25.95
7A 160W Dual DC Motor Drive Module Industrial Grade Positive Negative PWM Speed L298 Logic XY-160D
$12.95
7-70V 30A PWM DC Motor Speed Controller, Adjustable Variable Switch for DC Motors
$15.95 Save $27.00 RRP: $42.95
100717520 REV B PCB Board HDD Logic Controller For ST3000DM001 ST2000DM001
$16.95 Save $14.00 RRP: $30.95
W1209 50-110Deg Digital Thermostat Switch Module w/ Transparent Housing
$21.95
Db9p To 8p Mini Din Rs232 Download Cable White 8.2 Ft For Plc Dvp-eh Edition 1128
$15.95 Save $32.00 RRP: $47.95
DB9P to 8P Mini Din RS232 Download Cable White 8.2 Ft for PLC DVP-EH
$3.95 Save $5.00 RRP: $8.95
Pwm Dc Motor Controller Winomo for Speed Controlling 2Pcs with Reversible Switch
$13.95 Save $6.00 RRP: $19.95
2000W DC12V/24V/48V MAX 40A DC Motor Speed Controller PWM Voltage Regulator Adjustable Power Contro--
$6.95 Save $4.00 RRP: $10.95
Miniature PWM Motor Speed Regulator DC6V 12V 24V 3A Output Multiple Voltages Support Compact ABS Housing Multicolor
$17.95
Programmable Regulator Component 6A Load Capacity Metal Transducer For Industrial Automation Projects Multicolor
$18.95
User Friendly PWM Controller Servo Motor Regulator Brushless Motor Controller Ideal for Drones Robotics DIY Projects Multicolor
$17.95
7V-12V DC Brushless Driver Board Controller for Hard Drive Motor 3/4 Wire Speed Control Board
$9.95
Double Channel Power Motor Driver Module with PWM Speed Control and Thermals Protections for Robotics Projects Use Multicolor
$15.95
Brushless Motor Driver Board Reliable Motor Control Driver Board Module
$18.95 Save $8.00 RRP: $26.95
2X DC 6-20V 60W 12V Brushless Motor Driver Board BLDC Speed Controller 3-Phase Governor Hallless Switch Module
$15.95
4X MKS OSC V1.0 Stepper Motor Drive Simple Controller Pulse PWM Signal Generator Module Speed Control 8-24V
$17.95
3X DB9P to 8P Mini Din RS232 Download Cable White 8.2 Ft for PLC DVP-EH
$19.95
10k Potentiometer 22mm Governor Vsd Vfd For Variable Speed Drive Inverter
$9.95 Save $17.00 RRP: $26.95
High Efficiency DRV8871 3.6A Motor Driver Board With PWM Control For Robotics Home Automation And Industrial Equipment Multicolor
$14.95 Save $2.00 RRP: $16.95