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Under $20 Programmable Logic Controllers

Shop the best prices on 1,418 great value under $20 programmable logic controllers. Shopping for programmable logic controllers is easy with Fruugo, with SALE discounts, offers and savings on Dangtu Huimang Jiancai Shangmao Youxian Gongsi, Enshishixiaoweiyuejianwangluokejiyouxiangongsi, Haikou Wang Zhiqi Trading and more. Buy programmable logic controllers online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 1,418
5Pcs Rail Sections for Picatinny Nylon 5 7 9 11 13 Slots Accessory for Replacement
$14.95 Save $6.00 RRP: $20.95
1Set for Makey Main Control Board Controller Module DIY Kit with USB Cable Clip for Makey Practical
$20.95 Save $7.00 RRP: $27.95
Mechanical Counter, Jadeshay Mechanical Resettable Manual Hand Pull Stroke Tally Counter, D67-F 5 Digit Counter Metal Counters Clicker
$21.95 Save $21.00 RRP: $42.95
5X PL-05N/P DC 10-30V NPN NO 5mm Square Inductive Proximity Sensor Switch 3 Wire P with Screws
$21.95 Save $15.00 RRP: $36.95
USBACAB230 for PLC Programming Cable EX ES EH EN Series Cable USB-ACAB230 PLC USB2.0 to RS232 Adapter Black
$19.95 Save $9.00 RRP: $28.95
4-20MA to RS485 Analog Acquisition Module - Modbus RTU PLC
$20.95
100717520 REV B PCB Board HDD Logic Controller For ST3000DM001 ST2000DM001
$19.95 Save $16.00 RRP: $35.95
LOGO PLC RS232 to USB programming cable 6ED1057-1AA01-0BA0
$21.95 Save $10.00 RRP: $31.95
8mm NPN 3-Wire Inductive Sensor Normally Open LJ18A3-8-Z/BX
$7.95 Save $3.00 RRP: $10.95
2X LJ18A3 - 8-Z / BX DC6-36V 8 mm Tubular Inductive PROXIMITY Sensor Switch Detector NPN
$16.95
BIOS USB Programmer CH341A USB Chip Stable Durable Multi Purpose Flash Memory Programmer for 24 25 Series Desktop TV LCD
$16.95
Pca9555a Expansion Module Iic/i2c Gpio Expansion Board Module 16 Digital Input Output
$7.95
Time Relay Module Anti Interference MCU Online Programming 1 Channel Cycle Delay Relay with Digital Display Buzzer
$13.95 Save $8.00 RRP: $21.95
USBACAB230 for PLC Programming Cable EX ES EH EN Series Cable USB-ACAB230 PLC USB2.0 to RS232 Adapter Yellow
$20.95 Save $11.00 RRP: $31.95
Timer Relay Module 0‑99S Cycle Digital Display 2 Channel Output DC 12V Switch Board Controller
$12.95 Save $9.00 RRP: $21.95
PR30-15DP PNP Inductive Proximity Switch DC12-24V 5-8mm Sensing
$21.95 Save $9.00 RRP: $30.95
Pneumatic Turbine Vibrator Aluminium Alloy Ball Type Industrial Air Turbine Oscillator G1/4inch Thread
$20.95 Save $10.00 RRP: $30.95
DC-DC Buck Mini Module 5-36V Wide Voltage Input with Terminal
$10.95
100 cm for Gen3 Ethernet Adapter for Mini Cable Extension to RJ45 Coupler IP68 Waterproof for Dish a
$17.95 Save $4.00 RRP: $21.95
DC 6V 12V 24V DC Motor Forward and Reverse Controller High Current
$17.95
DP Profibus Adapter 6ES7972-0BA41-0XA0 35 DP Profibus Connector Fit for Siemens
$21.95 Save $12.00 RRP: $33.95
2X DB9P to 8P Mini Din RS232 Download Cable White 8.2 Ft for PLC DVP-EH
$17.95
2X LJ18A3-8-Z/BX 8mm Approach Sensor Inductive Proximity NPN NO Switch DC 6-36V
$16.95
Photoelectric Sensor Switch NO+NC,DC10-30V,Distance:80cm/31.52inch, AE3Z-D61,Reflective Photovoltaic
$17.95
USB4 Dual Type-C Full-Function Data Cable 80Gbps Power Bank Short Line PD240W Fast Charge 15cm Braided Process
$10.95 Save $8.00 RRP: $18.95
LJC30A3-H-Z/AY 1-25mm Capacitance Proximity Sensor Switch PNP NC DC 6-36V 300mA
$21.95 Save $25.00 RRP: $46.95
2X 8Ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board for PLC Relay, (No Pin)
$16.95
2X PL-05N/P DC 10-30V NPN NO 5mm Square Inductive Proximity Sensor Switch 3 Wire P with Screws
$9.95
Industry Use Proximity Sensor Inductive Proximity Switch Silver
$19.95 Save $9.00 RRP: $28.95
YUMILI Pack of 10 Aluminium Tube Support Shaft Sleeve Industrial Robot Parts Replacement 6100-1012-0050
$22.95 Save $20.00 RRP: $42.95
Rankomu Color Hand Tally Counter, 4 Digit Mechanical Palm Click Counter Pitch Counte for Sport/Stadium/Coach and Other Event(Green)
$20.95 Save $21.00 RRP: $41.95
2 pcs C Type Connection Bracket Robot Part Fit for Tetrixrobotics Pitsco Connection Bracket
$18.95 Save $21.00 RRP: $39.95