PLC Controllers

 PLC Controllers
Programmable Logic Controllers are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many programmable logic controller manufacturers including Arduino, IDEC, Industrial Shields, Omron, Opto 22, Phoenix Contact, Schneider Electric, Siemens & more.
More...

Please view our large selection of programmable logic controllers below.
Results: 3,244
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Type Number of Inputs Number of Outputs Mounting Style Supply Voltage - Max Supply Voltage - Min Input Type Output Type Interface Type Display Type Series IP Rating Minimum Operating Temperature Maximum Operating Temperature Size
Siemens 6ES72141AF400XB0
Siemens PLC Controllers CPU 1214 FC, DC/DC/DC, 14DI/10DO/2AI 3In Stock
Min.: 1
Mult.: 1
Siemens 6ES72141AF500XB0
Siemens PLC Controllers CPU 1214FC .DC/DC/DC. 14DI/10DQ 2In Stock
Min.: 1
Mult.: 1
Siemens 6ES72141HH500XB0
Siemens PLC Controllers CPU 1214C. DC/DC/RLY. 14DI/10DO 3In Stock
5Expected 27/07/2026
Min.: 1
Mult.: 1
Siemens 6ES72171AG400XB0
Siemens PLC Controllers CPU 1217C, DC/DC/DC, 14DI/10DQ/2AI/2AQ
2Expected 27/07/2026
Min.: 1
Mult.: 1
Siemens 6ES72221HH320XB0
Siemens PLC Controllers S7-1200, DIGITAL OUTPUT SM 1222 5In Stock
Min.: 1
Mult.: 1
Digital Output Module S7-1200
Siemens 6ES72411AH320XB0
Siemens PLC Controllers COMMUNICATION MODULE CM 1241, RS232 13In Stock
Min.: 1
Mult.: 1
Communication Module
Siemens 6ES73211BH020AA0
Siemens PLC Controllers SIMATIC S7-300, DIGITAL INPUT SM 321 3In Stock
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES73221HH010AA0
Siemens PLC Controllers SIMATIC S7-300, DIGITAL OUTPUT SM 322 5In Stock
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES73231BH010AA0
Siemens PLC Controllers MODULE IN/OUT S7300 8DI 8DO 24VDC 0.5A 1In Stock
Min.: 1
Mult.: 1
Digital I/O Expansion Module
Siemens 6ES73325HD010AB0
Siemens PLC Controllers SIMATIC S7-300, ANALOG OUTPUT SM 332 1In Stock
Min.: 1
Mult.: 1
Analog Output Module
Siemens 6ES75111FL030AB0
Siemens PLC Controllers CPU 1511F-1PN. 450KB prog. 1.5MB Data 1In Stock
Min.: 1
Mult.: 1
Siemens 6ES75121DK010AB0
Siemens PLC Controllers CPU 1512SP-1 PN, 200KB PROG./1MB DATA 1In Stock
Min.: 1
Mult.: 1
Siemens 6ES75121SM030AB0
Siemens PLC Controllers CPU 1512SP F-1 PN. 600KB Prog./2MB Data 3In Stock
Min.: 1
Mult.: 1
Siemens 6ES75211BH100AA0
Siemens PLC Controllers SIMATIC S7-1500 DIGITAL INPUT MODULE
5Expected 28/07/2026
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES75211BL000AB0
Siemens PLC Controllers SIMATIC S7-1500, DIGITAL INPUT MODULE
10Expected 29/07/2026
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES75211BL100AA0
Siemens PLC Controllers DIGITAL INPUT, 32X24VDC BA
3Expected 27/07/2026
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES75221BF000AB0
Siemens PLC Controllers SIMATIC S7-1500 DIGITAL OUTPUT MODULE 8In Stock
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES75221BL010AB0
Siemens PLC Controllers S7-1500 DIGITAL OUTPUT MODULE DQ
8On Order
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES75221BL100AA0
Siemens PLC Controllers DIGITAL OUTPUT, DQ 32X24VDC/0.5A BA 3In Stock
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES75225HH000AB0
Siemens PLC Controllers SIMATIC S7-1500, DIGITAL OUTPUT MODULE 2In Stock
3Expected 28/07/2026
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES75262BF000AB0
Siemens PLC Controllers SIMATIC S7-1500, FAILSAFE DIGITAL OUTPUT 2In Stock
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES75317QD000AB0
Siemens PLC Controllers AI 4XU/I/RTD/TC ST 3In Stock
Min.: 1
Mult.: 1
Analog Input Module - 25 C + 40 C
Sfera Labs PLC Controllers Industrial Raspberry Pi PLC, CE/FCC/IC compliant, with wide range of digital and analog inputs and outputs, NO/NC relays, UPS, RS-232, RS-485 (Modbus), CAN, dual SD card, RTC, watchdog, secure element. 2In Stock
Min.: 1
Mult.: 1

8 Input 8 Output DIN Rail Mount 50 V 10 V Analog, Digital Analog, Digital I2C, SPI Iono Pi IP20 - 20 C + 60 C 106.5 mm x 105.5 mm x 62 mm
M5Stack PLC Controllers Base specifically design for industrial application. DC Power in 9-24V. 7In Stock
Min.: 1
Mult.: 1


IDEC PLC Controllers 16IO CPU 12VDC Relay 2In Stock
Min.: 1
Mult.: 1
FC6A