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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Number of Inputs	Number of Outputs	Mounting Style	Supply Voltage - Max	Supply Voltage - Min	Input Type	Output Type	Display Type	Series	IP Rating	Minimum Operating Temperature	Maximum Operating Temperature	Size
PLC Controllers LOGO DM8 230R, EXPANSON MODULE 6ED10551FB000BA2 Siemens 1: £94.05 7In Stock	Mfr. Part No. 6ED10551FB000BA2 Mouser Part No 982-6ED10551FB000BA2	Siemens	PLC Controllers LOGO DM8 230R, EXPANSON MODULE Learn More about Siemens logo logic modules	Datasheet	7In Stock	£94.05	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
PLC Controllers LOGO DM16 230R, EXP. MODULE, 6ED10551FB100BA2 Siemens 1: £153.19 5In Stock	Mfr. Part No. 6ED10551FB100BA2 Mouser Part No 982-6ED10551FB100BA2	Siemens	PLC Controllers LOGO DM16 230R, EXP. MODULE, Learn More about Siemens logo logic modules	Datasheet	5In Stock	£153.19	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
PLC Controllers LOGO AM2 EXPANSION MODULE, 6ED10551MA000BA2 Siemens 1: £114.71 3In Stock 6Expected 23/11/2026	Mfr. Part No. 6ED10551MA000BA2 Mouser Part No 982-6ED10551MA000BA2	Siemens	PLC Controllers LOGO AM2 EXPANSION MODULE, Learn More about Siemens logo logic modules	Datasheet	3In Stock 6Expected 23/11/2026	£114.71	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
PLC Controllers LOGO DM8 12/24R, EXP. MODULE 6ED10551MB000BA2 Siemens 1: £94.05 5In Stock	Mfr. Part No. 6ED10551MB000BA2 Mouser Part No 982-6ED10551MB000BA2	Siemens	PLC Controllers LOGO DM8 12/24R, EXP. MODULE Learn More about Siemens logo logic modules	Datasheet	5In Stock	£94.05	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
PLC Controllers SIMATIC ET 200SP PS 24V/5A 6EP71336AB000BN0 Siemens 1: £279.88 2In Stock 1Expected 06/11/2026	Mfr. Part No. 6EP71336AB000BN0 Mouser Part No 982-6EP71336AB000BN0	Siemens	PLC Controllers SIMATIC ET 200SP PS 24V/5A	Datasheet	2In Stock 1Expected 06/11/2026	£279.88 £265.09 £262.46	Min.: 1 Mult.: 1	1-Phase AC		1 Output	DIN Rail Mount	264 VAC	85 VAC	1-Phase			ET200SP	IP20	- 30 C	+ 70 C
PLC Controllers SIMATIC ET 200SP PS 24V/10A 6EP71336AE000BN0 Siemens 1: £365.83 2In Stock 1Expected 17/11/2026	Mfr. Part No. 6EP71336AE000BN0 Mouser Part No 982-6EP71336AE000BN0	Siemens	PLC Controllers SIMATIC ET 200SP PS 24V/10A	Datasheet	2In Stock 1Expected 17/11/2026	£365.83 £364.11	Min.: 1 Mult.: 1	1-Phase AC		1 Output	DIN Rail Mount	264 VAC	85 VAC	1-Phase			ET200SP	IP20	- 30 C	+ 70 C
PLC Controllers 5 shielding Connections 6ES71936SC201AM0 Siemens 1: £87.64 4In Stock New At Mouser	Mfr. Part No. 6ES71936SC201AM0 Mouser Part No 982-6ES71936SC201AM0 New At Mouser	Siemens	PLC Controllers 5 shielding Connections Learn More about Siemens et200sp io modules	Datasheet	4In Stock	£87.64	Min.: 1 Mult.: 1	Shiled Connection Set									ET200SP
PLC Controllers DIGITAL OUTPUT SM 1222, 8 DO, RELAY 6ES72221HF320XB0 Siemens 1: £148.99 2In Stock 4Expected 06/11/2026	Mfr. Part No. 6ES72221HF320XB0 Mouser Part No 982-6ES72221HF320XB0	Siemens	PLC Controllers DIGITAL OUTPUT SM 1222, 8 DO, RELAY	Datasheet	2In Stock 4Expected 06/11/2026	£148.99	Min.: 1 Mult.: 1	Digital Output Module							Digital				- 20 C	+ 60 C
PLC Controllers DIGITAL I/O SM 1223,8DI/8DO-PE11081100 6ES72231BH320XB0 Siemens 1: £239.08 3In Stock	Mfr. Part No. 6ES72231BH320XB0 Mouser Part No 982-6ES72231BH320XB0	Siemens	PLC Controllers DIGITAL I/O SM 1223,8DI/8DO-PE11081100		3In Stock	£239.08	Min.: 1 Mult.: 1	Digital I/O Expansion Module											0 C	+ 60 C
PLC Controllers SIMATIC S7-1500, DIGITAL OUTPUT MODULE 6ES75221BH010AB0 Siemens 1: £322.23 3In Stock New At Mouser	Mfr. Part No. 6ES75221BH010AB0 Mouser Part No 982-6ES75221BH010AB0 New At Mouser	Siemens	PLC Controllers SIMATIC S7-1500, DIGITAL OUTPUT MODULE Learn More about Siemens s7 1500 plcs	Datasheet	3In Stock	£322.23	Min.: 1 Mult.: 1	Digital Output Module									S7-1500
PLC Controllers DQ 16X24VDC/0.5A BA 6ES75221BH100AA0 Siemens 1: £291.05 3In Stock New At Mouser	Mfr. Part No. 6ES75221BH100AA0 Mouser Part No 982-6ES75221BH100AA0 New At Mouser	Siemens	PLC Controllers DQ 16X24VDC/0.5A BA Learn More about Siemens s7 1500 plcs	Datasheet	3In Stock	£291.05	Min.: 1 Mult.: 1										S7-1500
PLC Controllers AI/AQ 4XU/I/RTD/TC 2XU, I ST 6ES75347QE000AB0 Siemens 1: £945.01 1In Stock 2Expected 26/10/2026 New At Mouser	Mfr. Part No. 6ES75347QE000AB0 Mouser Part No 982-6ES75347QE000AB0 New At Mouser	Siemens	PLC Controllers AI/AQ 4XU/I/RTD/TC 2XU, I ST Learn More about Siemens s7 1500 plcs	Datasheet	1In Stock 2Expected 26/10/2026	£945.01	Min.: 1 Mult.: 1										S7-1500
PLC Controllers SIMATIC S7-1500 FRONT CONNECTOR 35mm 6ES75921BM000XB0 Siemens 1: £66.95 11In Stock New At Mouser	Mfr. Part No. 6ES75921BM000XB0 Mouser Part No 982-6ES75921BM000XB0 New At Mouser	Siemens	PLC Controllers SIMATIC S7-1500 FRONT CONNECTOR 35mm Learn More about Siemens s7 1500 plcs	Datasheet	11In Stock	£66.95 £66.02 £65.08 £55.79 £53.93	Min.: 1 Mult.: 1										S7-1500
PLC Controllers M172 Perf. Display 18 I/Os, Eth, 2 RS485 TM172PDG18R Schneider Electric 1: £368.34 3In Stock Restricted Availability	Mfr. Part No. TM172PDG18R Mouser Part No 996-TM172PDG18R	Schneider Electric	PLC Controllers M172 Perf. Display 18 I/Os, Eth, 2 RS485	Datasheet	3In Stock	£368.34	Min.: 1 Mult.: 1 Restricted Availability
PLC Controllers CONTROLLER M221-24IO Relay Compact TM221C24R Schneider Electric 1: £311.51 2In Stock 1Expected 28/09/2026	Mfr. Part No. TM221C24R Mouser Part No 996-TM221C24R	Schneider Electric	PLC Controllers CONTROLLER M221-24IO Relay Compact Learn More about Schneider Electric schneider modicon m221 controllers	Datasheet	2In Stock 1Expected 28/09/2026	£311.51	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
PLC Controllers CONTROLLER M221-40IO Relay Compact TM221C40R Schneider Electric 1: £384.44 1In Stock 3Expected 12/10/2026	Mfr. Part No. TM221C40R Mouser Part No 996-TM221C40R	Schneider Electric	PLC Controllers CONTROLLER M221-40IO Relay Compact Learn More about Schneider Electric schneider modicon m221 controllers	Datasheet	1In Stock 3Expected 12/10/2026	£384.44	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
PLC Controllers CONTROLLER M221-16IO Tr.PNP Ethernet Com TM221CE16T Schneider Electric 1: £301.09 3In Stock	Mfr. Part No. TM221CE16T Mouser Part No 996-TM221CE16T	Schneider Electric	PLC Controllers CONTROLLER M221-16IO Tr.PNP Ethernet Com Learn More about Schneider Electric schneider modicon m221 controllers	Datasheet	3In Stock	£301.09	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
PLC Controllers CONTROLLER M221-40IO Relay Ethernet Com. TM221CE40R Schneider Electric 1: £321.94 3In Stock 3Expected 05/10/2026	Mfr. Part No. TM221CE40R Mouser Part No 996-TM221CE40R	Schneider Electric	PLC Controllers CONTROLLER M221-40IO Relay Ethernet Com. Learn More about Schneider Electric schneider modicon m221 controllers	Datasheet	3In Stock 3Expected 05/10/2026	£321.94	Min.: 1 Mult.: 1					28.8 V	20.4 V				M221		- 10 C	+ 55 C
PLC Controllers CONTROLLER M221-40IO Tr.PNP Ethernet Com TM221CE40T Schneider Electric 1: £405.28 2In Stock 2Expected 01/10/2026	Mfr. Part No. TM221CE40T Mouser Part No 996-TM221CE40T	Schneider Electric	PLC Controllers CONTROLLER M221-40IO Tr.PNP Ethernet Com Learn More about Schneider Electric schneider modicon m221 controllers	Datasheet	2In Stock 2Expected 01/10/2026	£405.28	Min.: 1 Mult.: 1					28.8 V	20.4 V				M221		- 10 C	+ 55 C
PLC Controllers CONTROLLER M221-16IO RELAY SPRING MOD TM221M16RG Schneider Electric 1: £290.68 2In Stock 1Expected 13/11/2026	Mfr. Part No. TM221M16RG Mouser Part No 996-TM221M16RG	Schneider Electric	PLC Controllers CONTROLLER M221-16IO RELAY SPRING MOD Learn More about Schneider Electric schneider modicon m221 controllers	Datasheet	2In Stock 1Expected 13/11/2026	£290.68	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
PLC Controllers CONTROLLER M221-32IO TR.PNP ETH MODULAR TM221ME32TK Schneider Electric 1: £342.77 3In Stock	Mfr. Part No. TM221ME32TK Mouser Part No 996-TM221ME32TK	Schneider Electric	PLC Controllers CONTROLLER M221-32IO TR.PNP ETH MODULAR	Datasheet	3In Stock	£342.77	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
PLC Controllers CONTROLLER M241-24IO Tr.PNP TM241C24T Schneider Electric 1: £478.21 1In Stock 2Expected 26/10/2026	Mfr. Part No. TM241C24T Mouser Part No 996-TM241C24T	Schneider Electric	PLC Controllers CONTROLLER M241-24IO Tr.PNP	Datasheet	1In Stock 2Expected 26/10/2026	£478.21	Min.: 1 Mult.: 1										TM241C
PLC Controllers MODULE TM3-8 ANALOG INPUTS SPRING TM3AI8G Schneider Electric 1: £274.01 1In Stock	Mfr. Part No. TM3AI8G Mouser Part No 996-TM3AI8G	Schneider Electric	PLC Controllers MODULE TM3-8 ANALOG INPUTS SPRING	Datasheet	1In Stock	£274.01	Min.: 1 Mult.: 1	Analog Input Module									TM3A
PLC Controllers MODULE TM3-16 INPUTS TM3DI16 Schneider Electric 1: £170.86 1In Stock 1Expected 23/10/2026	Mfr. Part No. TM3DI16 Mouser Part No 996-TM3DI16	Schneider Electric	PLC Controllers MODULE TM3-16 INPUTS	Datasheet	1In Stock 1Expected 23/10/2026	£170.86	Min.: 1 Mult.: 1	Discrete Input Module									TM3D
PLC Controllers MODULE TM3-16 INPUTS SPRING TM3DI16G Schneider Electric 1: £170.86 4In Stock	Mfr. Part No. TM3DI16G Mouser Part No 996-TM3DI16G	Schneider Electric	PLC Controllers MODULE TM3-16 INPUTS SPRING	Datasheet	4In Stock	£170.86	Min.: 1 Mult.: 1	Discrete Input Module									TM3D