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Under $20 Programmable Logic Controllers

Shop the best prices on 841 great value under $20 programmable logic controllers. Shopping for programmable logic controllers is easy with Fruugo, with SALE discounts, offers and savings on Other and Tcgg. Buy programmable logic controllers online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 841
5Pcs Rail Sections for Picatinny Nylon 5 7 9 11 13 Slots Accessory for Replacement
$17.95 Save $11.00 RRP: $28.95
Industrial Automation 16A Off-Delay Timer Relay Electronic Control Module
$17.95 Save $18.00 RRP: $35.95
Pca9555a Expansion Module Iic/i2c Gpio Expansion Board Module 16 Digital Input Output
$8.95
8mm NPN 3-Wire Inductive Sensor Normally Open LJ18A3-8-Z/BX
$8.95 Save $4.00 RRP: $12.95
Data Acquisition Module 4Channel 12Bit AD RS485 Communication Isolated Analog Converter Working Voltage 10V30V
$3.95 Save $6.00 RRP: $9.95
PWM Server Fan Speed Controller 3-Wire 4-Wire Motor Stepless Fan Governor DC 12V Motor Speed Contro
$11.95 Save $2.00 RRP: $13.95
Automation DC 12V LED Display Digital Delay Timer Control Switch Relay Module
$12.95
BIOS USB Programmer CH341A USB Chip Stable Durable Multi Purpose Flash Memory Programmer for 24 25 Series Desktop TV LCD
$20.95
Pca9555a Expansion Module Iic/i2c Gpio Expansion Board Module 16 Digital Input Output
$8.95
L298N Motor Driver Board Module for Robots and Smart Cars Dual H-Bridge Stepper Motor Driver Board Module 2A/25W
$11.95 Save $7.00 RRP: $18.95
DB9P to 8P Mini Din RS232 Download Cable White 8.2 Ft for PLC DVP-EH
$12.95 Save $6.00 RRP: $18.95
Breathable Wristbands Compatible for Whoop Bands Sport Band F
$16.95 Save $10.00 RRP: $26.95
Breathable Wristbands Compatible for Whoop Bands Sport Band E
$15.95 Save $11.00 RRP: $26.95
Breathable Wristbands Compatible for Whoop Bands Sport Band D
$15.95 Save $11.00 RRP: $26.95
For Waterproof Holder Case with Brooch Gray
$8.95 Save $6.00 RRP: $14.95
For Testboard Kit Vector Network Analyzer Testing Board
$14.95 Save $10.00 RRP: $24.95
2PCS RJ11 Telephone Cable Splitter 6P4C 2 Ports Splitter Adapter
$13.95 Save $10.00 RRP: $23.95
Bluetooth 5.1 Auto Scanner OBD2 Car Tester Diagnostic Tool
$19.95 Save $12.00 RRP: $31.95
Mini DVI to VGA Adapter Mini-DVI to VGA Female Monitor White
$12.95 Save $8.00 RRP: $20.95
60W USB Typ C to Dual USB C Earphone Adapter for 15
$19.95 Save $13.00 RRP: $32.95
Computer Type-C Extension Hub Jack Compatible USB Extender YX04 X1
$14.95 Save $9.00 RRP: $23.95
For P-55B Precise Pointer for VU Meter Panel Meter
$20.95 Save $14.00 RRP: $34.95
USB-C Extension Cable 90 Degree Elbow USB 3.2 Gen2, PD 100W, 20CM
$12.95 Save $8.00 RRP: $20.95
DC-DC Buck Mini Module 5-36V Wide Voltage Input with Terminal
$13.95
8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (with Pin)
$14.95
DC6-36V 300mA NPN NO 3-wire 4mm Tubular Inductive Proximity Sensor Switch LJ12A3-4-Z-BX
$10.95
Human Body Infrared Sensor PCB Micro Body Sensing Module for Industrial Automation ControlGreen Board
$17.95 Save $25.00 RRP: $42.95
Photoelectric Sensor Switch NO+NC,DC10-30V,Distance:80cm/31.52inch, AE3Z-D61,Reflective Photovoltaic
$21.95
Adjustable Delay Timer Module, Digital Display Relay for Automation Control (0.01s to 999m Range)
$3.95 Save $6.00 RRP: $9.95
2026 Suitable BERM Cylindrical Proximity Switch Sensor Detection Controller BEM30-15NB +10-30VDC
$3.95 Save $4.00 RRP: $7.95
Multifunction Infinite Loop Timing Relay Module FRM01 Self Lock Cycle Timer Automation Delay Control Module
$14.95 Save $7.00 RRP: $21.95
(170)16Ch PWM/Servo/Servo Driver Board Controller IIC PCA9685
$12.95 Save $3.00 RRP: $15.95