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: 3,245
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
Opto 22 PLC Controllers SNAP 2-Axis Quadrature Position Input Module 1In Stock
Min.: 1
Mult.: 1

Digital Input Module DC SNAP - 20 C + 70 C
Opto 22 PLC Controllers SNAP 4-Ch Isolated 12-250 VAC Digital (Discrete) Output Module 1In Stock
Min.: 1
Mult.: 1

Digital Output Module AC SNAP - 20 C + 70 C
Opto 22 PLC Controllers SNAP 4-Ch Isolated 5-60 VDC Digital (Discrete) Output Module 3In Stock
Min.: 1
Mult.: 1

Digital Output Module DC SNAP - 20 C + 70 C
Opto 22 PLC Controllers SNAP 4-Ch 5-60 VDC Digital (Discrete) Output Module, Load Sinking 6In Stock
Min.: 1
Mult.: 1

Digital Output Module DC SNAP - 20 C + 70 C
Opto 22 PLC Controllers SNAP 4-Ch 5-60 VDC Digital (Discrete) Output Module, Load Sourcing 6In Stock
Min.: 1
Mult.: 1

Digital Output Module DC SNAP - 20 C + 70 C
Siemens PLC Controllers LOGO DM8 24 EXPANSION MODULE, 3In Stock
3Expected 27/07/2026
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 DM8 230R, EXPANSON MODULE 4In 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 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
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 1In Stock
2Expected 02/09/2026
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 DP ET200S, MODULE COUNTER, 15MM 1In Stock
Min.: 1
Mult.: 1

Electronic Counter Module ET200SP
Siemens PLC Controllers ET 200SP. TM Posinput 1 1In Stock
4Expected 12/08/2026
Min.: 1
Mult.: 1

2 Input 2 Output 28.8 V 19.2 V RS-422 ET200SP - 30 C + 60 C
Siemens PLC Controllers 5 shielding Connections 5In Stock
Min.: 1
Mult.: 1

Shiled Connection Set ET200SP
Siemens PLC Controllers SIMATIC S7-1200 CPU 1215C, DC/DC RELAY 1In Stock
4Expected 14/09/2026
Min.: 1
Mult.: 1
CPU Module S7-1200 0 C + 60 C
Schneider Electric PLC Controllers M172 Perf. Display 18 I/Os, Eth, 2 RS485 1In Stock
Min.: 1
Mult.: 1
Schneider Electric PLC Controllers CONTROLLER M221-40IO Relay Compact 1In Stock
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 M221-32IO 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
Min.: 1
Mult.: 1
TM241C
Schneider Electric PLC Controllers CONTROLLER M241-40IO Tr.PNP Ethernet 1In Stock
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
Schneider Electric PLC Controllers MODULE TM3-16 INPUTS 4In Stock
Min.: 1
Mult.: 1

Discrete Input Module TM3D
Schneider Electric PLC Controllers MODULE TM3-16 INPUTS SPRING 4In Stock
Min.: 1
Mult.: 1

Discrete Input Module TM3D
Schneider Electric PLC Controllers MODULE TM3-8 INPUTS 3In Stock
5On Order
Min.: 1
Mult.: 1

Discrete Input Module TM3D
Schneider Electric PLC Controllers MODULE TM3-24 IO RELAYS 3In Stock
Min.: 1
Mult.: 1

Discrete Output Module Discrete Relay NO TM3D