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.
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Please view our large selection of programmable logic controllers below.
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Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) 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 PLC Controllers LOGO DM8 24 EXPANSION MODULE, 6In Stock
Min.: 1
Mult.: 1

Expansion Module 4 Input 4 Output DIN Rail Mount 28.8 VDC 20.4 VDC Digital Digital No Display LOGO! IP20 0 C + 55 C 35.5 mm x 90 mm x 58 mm
Siemens PLC Controllers LOGO DM16 24, EXPANSION MODULE 5In Stock
Min.: 1
Mult.: 1

Expansion Module 8 Input 8 Output DIN Rail Mount 28.8 VDC 20.4 VDC Digital Digital No Display LOGO! IP20 0 C + 55 C 71.5 mm x 90 mm x 58 mm
Siemens PLC Controllers LOGO DM8 230R, EXPANSON MODULE 7In Stock
Min.: 1
Mult.: 1

Expansion Module 4 Input 4 Output DIN Rail Mount 253 VAC/253 VDC 115 VAC/115 VDC Digital Relay No Display LOGO! IP20 0 C + 55 C 35.5 mm x 90 mm x 58 mm
Siemens PLC Controllers LOGO DM16 230R, EXP. MODULE, 5In Stock
Min.: 1
Mult.: 1

Expansion Module 8 Input 8 Output DIN Rail Mount 253 VAC/253 VDC 115 VAC/115 VDC Digital Relay No Display LOGO! IP20 0 C + 55 C 71.5 mm x 90 mm x 58 mm
Siemens PLC Controllers LOGO AM2 EXPANSION MODULE, 3In Stock
6Expected 23/11/2026
Min.: 1
Mult.: 1

Expansion Module 2 Input DIN Rail Mount 28.8 VDC 10.8 VDC Analog No Display LOGO! IP20 0 C + 55 C 35.5 mm x 90 mm x 58 mm
Siemens PLC Controllers LOGO DM8 12/24R, EXP. MODULE 5In Stock
Min.: 1
Mult.: 1

Expansion Module 4 Input 4 Output DIN Rail Mount 28.8 VDC 10.8 VDC Digital Relay No Display LOGO! IP20 0 C + 55 C 35.5 mm x 90 mm x 58 mm
Siemens PLC Controllers SIMATIC ET 200SP PS 24V/5A 2In Stock
1Expected 06/11/2026
Min.: 1
Mult.: 1

1-Phase AC 1 Output DIN Rail Mount 264 VAC 85 VAC 1-Phase ET200SP IP20 - 30 C + 70 C
Siemens PLC Controllers SIMATIC ET 200SP PS 24V/10A 2In Stock
1Expected 17/11/2026
Min.: 1
Mult.: 1

1-Phase AC 1 Output DIN Rail Mount 264 VAC 85 VAC 1-Phase ET200SP IP20 - 30 C + 70 C
Siemens PLC Controllers 5 shielding Connections 4In Stock
Min.: 1
Mult.: 1

Shiled Connection Set ET200SP


Siemens PLC Controllers DIGITAL OUTPUT SM 1222, 8 DO, RELAY 2In Stock
4Expected 06/11/2026
Min.: 1
Mult.: 1
Digital Output Module Digital - 20 C + 60 C
Siemens PLC Controllers DIGITAL I/O SM 1223,8DI/8DO-PE11081100 3In Stock
Min.: 1
Mult.: 1
Digital I/O Expansion Module 0 C + 60 C
Siemens PLC Controllers SIMATIC S7-1500, DIGITAL OUTPUT MODULE 3In Stock
Min.: 1
Mult.: 1
Digital Output Module S7-1500
Siemens PLC Controllers DQ 16X24VDC/0.5A BA 3In Stock
Min.: 1
Mult.: 1
S7-1500
Siemens PLC Controllers AI/AQ 4XU/I/RTD/TC 2XU, I ST 1In Stock
2Expected 28/09/2026
Min.: 1
Mult.: 1
S7-1500
Siemens PLC Controllers SIMATIC S7-1500 FRONT CONNECTOR 35mm 11In Stock
Min.: 1
Mult.: 1
S7-1500
Schneider Electric PLC Controllers M172 Perf. Display 18 I/Os, Eth, 2 RS485 1In Stock
2Expected 23/10/2026
Min.: 1
Mult.: 1
Schneider Electric PLC Controllers CONTROLLER M221-24IO Relay Compact 2In Stock
1Expected 28/09/2026
Min.: 1
Mult.: 1
14 Input 10 Output DIN Rail Mount 240 V 100 V Relay M221 IP20 - 10 C + 55 C 70 mm x 110 mm x 90 mm
Schneider Electric PLC Controllers CONTROLLER M221-40IO Relay Compact 1In Stock
3Expected 12/10/2026
Min.: 1
Mult.: 1
24 Input 16 Output DIN Rail Mount 240 V 100 V Transistor M221 IP20 - 10 C + 55 C 70 mm x 160 mm x 90 mm
Schneider Electric PLC Controllers CONTROLLER M221-16IO Tr.PNP Ethernet Com 3In Stock
Min.: 1
Mult.: 1
9 Input 7 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 95 mm x 90 mm
Schneider Electric PLC Controllers CONTROLLER M221-40IO Relay Ethernet Com. 3In Stock
3Expected 05/10/2026
Min.: 1
Mult.: 1
28.8 V 20.4 V M221 - 10 C + 55 C
Schneider Electric PLC Controllers CONTROLLER M221-40IO Tr.PNP Ethernet Com 2In Stock
2Expected 01/10/2026
Min.: 1
Mult.: 1
28.8 V 20.4 V M221 - 10 C + 55 C
Schneider Electric PLC Controllers CONTROLLER M221-16IO RELAY SPRING MOD 2In Stock
1Expected 13/11/2026
Min.: 1
Mult.: 1
8 Input 8 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric PLC Controllers CONTROLLER M221-32IO TR.PNP ETH MODULAR 3In Stock
Min.: 1
Mult.: 1
16 Input 16 Output DIN Rail Mount 28.8 V 20.4 V Relay M221 IP20 - 10 C + 55 C 70 mm x 70 mm x 90 mm
Schneider Electric PLC Controllers CONTROLLER M241-24IO Tr.PNP 1In Stock
2Expected 28/09/2026
Min.: 1
Mult.: 1
TM241C
Schneider Electric PLC Controllers MODULE TM3-8 ANALOG INPUTS SPRING 1In Stock
Min.: 1
Mult.: 1
Analog Input Module TM3A