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 (GBP) 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 6ES72141BG400XB0
Siemens PLC Controllers CPU 1214C, AC/DC/RELAY, 14DI/10DO/2AI 3In Stock
£541.01
£516.27
Min.: 1
Mult.: 1
Siemens 6ES72151AG400XB0
Siemens PLC Controllers SIMATIC S7-1200 CPU 1215C, COMPACT CPU 10In Stock
£776.12
Min.: 1
Mult.: 1
Siemens 6ES72151BG400XB0
Siemens PLC Controllers SIMATIC S7-1200, CPU 1215C, AC/DC/RELAY 5In Stock
£806.77
£792.02
Min.: 1
Mult.: 1
Siemens 6ES72171AG400XB0
Siemens PLC Controllers CPU 1217C, DC/DC/DC, 14DI/10DQ/2AI/2AQ 2In Stock
1Expected 26/10/2026
£1,119.15
Min.: 1
Mult.: 1
Siemens 6ES72211BF320XB0
Siemens PLC Controllers DIGITAL INPUT SM 1221,8DI,24VDC,S7-1200 10In Stock
£174.97
£170.02
£148.99
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES72211BH320XB0
Siemens PLC Controllers S7-1200, DIGITAL INPUT SM 1221 9In Stock
£239.08
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES72221BF320XB0
Siemens PLC Controllers DIGITAL OUTPUT SM1222, 8 DO, 24V DC 12In Stock
£148.99
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES72221BH320XB0
Siemens PLC Controllers SIMATIC S7-1200 DIGITAL OUTPUT SM 1222 5In Stock
£239.08
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES72221HH320XB0
Siemens PLC Controllers S7-1200, DIGITAL OUTPUT SM 1222 5In Stock
£239.08
Min.: 1
Mult.: 1
Digital Output Module S7-1200
Siemens 6ES72231BL320XB0
Siemens PLC Controllers SIMATIC S7-1200, DIGITAL I/O SM 1223 10In Stock
£374.20
Min.: 1
Mult.: 1
Digital I/O Expansion Module
Siemens 6ES72231PH320XB0
Siemens PLC Controllers DIGITAL I/O SM 1223, 8DI/8DO 7In Stock
£239.08
Min.: 1
Mult.: 1
Digital I/O Expansion Module
Siemens 6ES73211BH020AA0
Siemens PLC Controllers SIMATIC S7-300, DIGITAL INPUT SM 321 3In Stock
£732.73
£691.63
Min.: 1
Mult.: 1
Digital Input Module
Siemens 6ES73221HH010AA0
Siemens PLC Controllers SIMATIC S7-300, DIGITAL OUTPUT SM 322 5In Stock
£1,437.02
Min.: 1
Mult.: 1
Digital Output Module
Siemens 6ES73325HD010AB0
Siemens PLC Controllers SIMATIC S7-300, ANALOG OUTPUT SM 332 1In Stock
2Expected 23/10/2026
£2,228.64
Min.: 1
Mult.: 1
Analog Output Module
Siemens 6ES75121DK010AB0
Siemens PLC Controllers CPU 1512SP-1 PN, 200KB PROG./1MB DATA 1In Stock
£2,707.64
Min.: 1
Mult.: 1
Siemens 6ES75121SM030AB0
Siemens PLC Controllers CPU 1512SP F-1 PN. 600KB Prog./2MB Data 2In Stock
£1,875.68
Min.: 1
Mult.: 1
Siemens 6ES75262BF000AB0
Siemens PLC Controllers SIMATIC S7-1500, FAILSAFE DIGITAL OUTPUT 2In Stock
£1,175.28
Min.: 1
Mult.: 1
Digital Output Module
M5Stack PLC Controllers Base specifically design for industrial application. DC Power in 9-24V. 5In Stock
£8.97
Min.: 1
Mult.: 1

IDEC PLC Controllers 16IO CPU 12VDC Relay
2In Stock
£288.35
£253.20
£250.62
Min.: 1
Mult.: 1
FC6A

IDEC PLC Controllers 16IO CPU 24VDC Trans. Source
1In Stock
£238.63
Min.: 1
Mult.: 1
FC6A


IDEC PLC Controllers 16IO CPU 24VDC Relay
3In Stock
£262.17
£238.63
Min.: 1
Mult.: 1
CPU Module 8 Input 8 Output Chassis Mount 240 VAC, 24 VDC 100 VAC, 24 VDC Relay FC6A IP20 - 25 C + 65 C 90 mm x 73 mm x 95 mm

IDEC PLC Controllers 24IO CPU 24VDC Trans. Source
3In Stock
£322.37
Min.: 1
Mult.: 1
FC6A

IDEC PLC Controllers 24IO CPU 24VDC Relay
1In Stock
4On Order
£322.37
Min.: 1
Mult.: 1
FC6A

IDEC PLC Controllers 40IO CPU 100-240VAC Relay
1In Stock
£482.57
£460.52
Min.: 1
Mult.: 1
FC6A

IDEC PLC Controllers PLC 16IO 24VDC Trans. Sink
2In Stock
£397.74
Min.: 1
Mult.: 1
FC6A