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Under $20 Programmable Logic Controllers

Shop the best prices on 1,278 great value under $20 programmable logic controllers. Shopping for programmable logic controllers is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy programmable logic controllers online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 1,278
Video Capture Card, Switch Capture Card for Switch, 4K 1080P 60FPS
$21.95 Save $15.00 RRP: $36.95
FR124DP3 Inductive Proximity Sensor PNP NO NC 12mm Dual Output for Reliable Industrial Detection
$20.95 Save $11.00 RRP: $31.95
8 Channel Optical Isolation Module 24V to 5V Optocoupler PLC Signal Converter Board for Industrial Automation and Control Systems
$16.95 Save $8.00 RRP: $24.95
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
W1209 50-110Deg Digital Thermostat Switch Module w/ Transparent Housing
$22.95
Programmable Regulator Component 6A Load Capacity Metal Transducer For Industrial Automation Projects Multicolor
$18.95
USB4 Dual Type-C Full-Function Data Cable 80Gbps Power Bank Short Line PD240W Fast Charge 15cm Braided Process
$8.95 Save $7.00 RRP: $15.95
3X DB9P to 8P Mini Din RS232 Download Cable White 8.2 Ft for PLC DVP-EH
$19.95
Flash Strobe Controller LED Brake Car Accessory with IP65 Protection for Motor Vehicles
$16.95 Save $15.00 RRP: $31.95
Mechanical 5-Digit Click Counter Pull Stroke Manual Hand Tally Counting
$21.95 Save $18.00 RRP: $39.95
ESC Servo Tester CCPM Servo Consistency Master with 3‑Gear Indicator Light for RC Airplane
$21.95 Save $27.00 RRP: $48.95
Industrial Digital Display Delay Delay Time Multifunction Module Countdown Switching Control Module Timer Multicolor
$20.95
4 Channel PLC Amplifier Board Driver Module 4-20V to 3.7-27V Driver Board MOSFET Pulse Triggers Switches Controller Board Multicolor
$19.95
DC 9V-60V PWM DC Motor Speed Controller 20A 1000W Control Speed Forward Reverse Pause Switch DC 9V-60V 775 795 895 Motor
$14.95 Save $8.00 RRP: $22.95
Module de relais multifonction 12 V 1 canal RS485 MODBUS RTU port série contrôleur PLC
$18.95 Save $5.00 RRP: $23.95
Serial Bus Servo Driver Board Integrates Servo Power Supply and Servo Controller for /for /ESP32
$15.95
2Pcs Inside Corner Gusset Bracket RightAngled Triangle Seat 320400010001 15x15mm
$17.95 Save $10.00 RRP: $27.95
Module de relais temporisé à affichage numérique, 3 chiffres, 12 V, bouton de réglage programmable, carte contrôleur de relais temporisé
$17.95 Save $6.00 RRP: $23.95
Relais temporisé H3Y-4, contrôle de pointeur, temporisation de mise sous tension, 14 broches, 12 V CC (6 s)
$18.95 Save $5.00 RRP: $23.95
Capteur de proximité inductif 4 mm, interrupteur CC 2 fils, normalement fermé LJ12A3-4-Z/DX
$16.95 Save $5.00 RRP: $21.95
Module relais 2 canaux 30 A à performances stables pour équipements d'automatisation et de contrôle industriel
$18.95 Save $5.00 RRP: $23.95
5PCS ESP8266 ESP-12F WiFi Serial Module Microcontroller Remote Port Network Development Board for N
$17.95 Save $4.00 RRP: $21.95
Proximity Sensor Inductive Switch for Industry 1Set
$19.95 Save $17.00 RRP: $36.95
Proximity Inductive Proximity Switch for Industry 1Set with Material
$20.95 Save $14.00 RRP: $34.95
VCR Head Cleaning Kit for Video Head Tape Wet Type Cleaner No Damage Cleaning
$12.95 Save $3.00 RRP: $15.95
E2K Series Proximity Sensor Matrix Capacitive Switch 10-30V DC 3-Wire NPN PNP Sensing Distance 10mm Adjustable
$18.95 Save $20.00 RRP: $38.95
YUMILI Collet ER11 Chuck Motor Shaft Spindle Extension Rod Inner 8MM Quick Change Tool Collets Nut Set for CNC Milling
$21.95 Save $18.00 RRP: $39.95
Risegun D94-S 6 Digit Resettable Mechanical Pulling Counter 0-999999
$19.95 Save $18.00 RRP: $37.95
4X PL-05N/P DC 10-30V NPN NO 5mm Square Inductive Proximity Sensor Switch 3 Wire P with Screws
$16.95 Save $11.00 RRP: $27.95