Programmable Logic Controllers - PLCs

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 (USD) 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	Output Type	Interface Type	Series	IP Rating	Minimum Operating Temperature	Maximum Operating Temperature	Size
Programmable Logic Controllers - PLCs CPU 1217C, DC/DC/DC, 14DI/10DQ/2AI/2AQ Siemens 6ES72171AG400XB0 6ES72171AG400XB0 Siemens 1: $1,473.68 3In Stock New At Mouser	Mfr. Part # 6ES72171AG400XB0 Mouser Part # 982-6ES72171AG400XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs CPU 1217C, DC/DC/DC, 14DI/10DQ/2AI/2AQ		3In Stock	$1,473.68	Min.: 1 Mult.: 1
Programmable Logic Controllers - PLCs DIGITAL INPUT SM 1221,8DI,24VDC,S7-1200 Siemens 6ES72211BF320XB0 6ES72211BF320XB0 Siemens 1: $233.05 10In Stock New At Mouser	Mfr. Part # 6ES72211BF320XB0 Mouser Part # 982-6ES72211BF320XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs DIGITAL INPUT SM 1221,8DI,24VDC,S7-1200		10In Stock	$233.05 $226.45 $196.19	Min.: 1 Mult.: 1	Digital Input Module
Programmable Logic Controllers - PLCs S7-1200, DIGITAL INPUT SM 1221 Siemens 6ES72211BH320XB0 6ES72211BH320XB0 Siemens 1: $364.88 9In Stock New At Mouser	Mfr. Part # 6ES72211BH320XB0 Mouser Part # 982-6ES72211BH320XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs S7-1200, DIGITAL INPUT SM 1221		9In Stock	$364.88 $314.81	Min.: 1 Mult.: 1	Digital Input Module
Programmable Logic Controllers - PLCs DIGITAL OUTPUT SM1222, 8 DO, 24V DC Siemens 6ES72221BF320XB0 6ES72221BF320XB0 Siemens 1: $196.19 11In Stock New At Mouser	Mfr. Part # 6ES72221BF320XB0 Mouser Part # 982-6ES72221BF320XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs DIGITAL OUTPUT SM1222, 8 DO, 24V DC		11In Stock	$196.19	Min.: 1 Mult.: 1	Digital Output Module
Programmable Logic Controllers - PLCs SIMATIC S7-1200 DIGITAL OUTPUT SM 1222 Siemens 6ES72221BH320XB0 6ES72221BH320XB0 Siemens 1: $314.81 5In Stock New At Mouser	Mfr. Part # 6ES72221BH320XB0 Mouser Part # 982-6ES72221BH320XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs SIMATIC S7-1200 DIGITAL OUTPUT SM 1222		5In Stock	$314.81 $314.80	Min.: 1 Mult.: 1	Digital Output Module
Programmable Logic Controllers - PLCs S7-1200, DIGITAL OUTPUT SM 1222 Siemens 6ES72221HH320XB0 6ES72221HH320XB0 Siemens 1: $314.80 5In Stock	Mfr. Part # 6ES72221HH320XB0 Mouser Part # 982-6ES72221HH320XB0	Siemens	Programmable Logic Controllers - PLCs S7-1200, DIGITAL OUTPUT SM 1222		5In Stock	$314.80	Min.: 1 Mult.: 1	Digital Output Module								S7-1200
Programmable Logic Controllers - PLCs SIMATIC S7-1200, DIGITAL I/O SM 1223 Siemens 6ES72231BL320XB0 6ES72231BL320XB0 Siemens 1: $492.75 8In Stock	Mfr. Part # 6ES72231BL320XB0 Mouser Part # 982-6ES72231BL320XB0	Siemens	Programmable Logic Controllers - PLCs SIMATIC S7-1200, DIGITAL I/O SM 1223		8In Stock	$492.75	Min.: 1 Mult.: 1	Digital I/O Expansion Module
Programmable Logic Controllers - PLCs DIGITAL I/O SM 1223, 8DI/8DO Siemens 6ES72231PH320XB0 6ES72231PH320XB0 Siemens 1: $314.80 7In Stock New At Mouser	Mfr. Part # 6ES72231PH320XB0 Mouser Part # 982-6ES72231PH320XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs DIGITAL I/O SM 1223, 8DI/8DO		7In Stock	$314.80	Min.: 1 Mult.: 1	Digital I/O Expansion Module
Programmable Logic Controllers - PLCs DIGITAL I/O SM 1223, 16DI/16DO Siemens 6ES72231PL320XB0 6ES72231PL320XB0 Siemens 1: $492.75 4In Stock New At Mouser	Mfr. Part # 6ES72231PL320XB0 Mouser Part # 982-6ES72231PL320XB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs DIGITAL I/O SM 1223, 16DI/16DO		4In Stock	$492.75	Min.: 1 Mult.: 1	Digital I/O Expansion Module
Programmable Logic Controllers - PLCs SIMATIC S7-300, DIGITAL INPUT SM 321 Siemens 6ES73211BH020AA0 6ES73211BH020AA0 Siemens 1: $975.95 3In Stock New At Mouser	Mfr. Part # 6ES73211BH020AA0 Mouser Part # 982-6ES73211BH020AA0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs SIMATIC S7-300, DIGITAL INPUT SM 321		3In Stock	$975.95 $921.22	Min.: 1 Mult.: 1	Digital Input Module
Programmable Logic Controllers - PLCs SIMATIC S7-300, DIGITAL OUTPUT SM 322 Siemens 6ES73221HH010AA0 6ES73221HH010AA0 Siemens 1: $1,914.03 5In Stock New At Mouser	Mfr. Part # 6ES73221HH010AA0 Mouser Part # 982-6ES73221HH010AA0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs SIMATIC S7-300, DIGITAL OUTPUT SM 322		5In Stock	$1,914.03 Quote Quote	Min.: 1 Mult.: 1	Digital Output Module
Programmable Logic Controllers - PLCs MODULE IN/OUT S7300 8DI 8DO 24VDC 0.5A Siemens 6ES73231BH010AA0 6ES73231BH010AA0 Siemens 1: $1,433.07 3In Stock New At Mouser	Mfr. Part # 6ES73231BH010AA0 Mouser Part # 982-6ES73231BH010AA0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs MODULE IN/OUT S7300 8DI 8DO 24VDC 0.5A		3In Stock	$1,433.07	Min.: 1 Mult.: 1	Digital I/O Expansion Module
Programmable Logic Controllers - PLCs SIMATIC S7-300, ANALOG OUTPUT SM 332 Siemens 6ES73325HD010AB0 6ES73325HD010AB0 Siemens 1: $2,968.43 3In Stock New At Mouser	Mfr. Part # 6ES73325HD010AB0 Mouser Part # 982-6ES73325HD010AB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs SIMATIC S7-300, ANALOG OUTPUT SM 332		3In Stock	$2,968.43 Quote Quote	Min.: 1 Mult.: 1	Analog Output Module
Programmable Logic Controllers - PLCs CPU 1512SP-1 PN, 200KB PROG./1MB DATA Siemens 6ES75121DK010AB0 6ES75121DK010AB0 Siemens 1: $3,606.44 1In Stock New At Mouser	Mfr. Part # 6ES75121DK010AB0 Mouser Part # 982-6ES75121DK010AB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs CPU 1512SP-1 PN, 200KB PROG./1MB DATA		1In Stock	$3,606.44 Quote Quote	Min.: 1 Mult.: 1
Programmable Logic Controllers - PLCs SIMATIC S7-1500, FAILSAFE DIGITAL INPUT Siemens 6ES75261BH000AB0 6ES75261BH000AB0 Siemens 1: $1,282.67 2In Stock New At Mouser	Mfr. Part # 6ES75261BH000AB0 Mouser Part # 982-6ES75261BH000AB0 New At Mouser	Siemens	Programmable Logic Controllers - PLCs SIMATIC S7-1500, FAILSAFE DIGITAL INPUT		2In Stock	$1,282.67 Quote Quote	Min.: 1 Mult.: 1	Digital Input Module
Programmable Logic Controllers - PLCs 4-channel relay output; AC 250 V; 2.0 A; Potential-free; 4 make contacts 750-515 WAGO 1: $371.38 5In Stock New At Mouser	Mfr. Part # 750-515 Mouser Part # 1089-750-515 New At Mouser	WAGO	Programmable Logic Controllers - PLCs 4-channel relay output; AC 250 V; 2.0 A; Potential-free; 4 make contacts	Datasheet	5In Stock	$371.38 $288.67 $269.46	Min.: 1 Mult.: 1	Controller Modbus	4 Inputs	4 Outputs	DIN Rail Mount			Relay	RJ-45	750	IP20	0 C	+ 55 C	67.8 mm x 12 mm x 100 mm
Programmable Logic Controllers - PLCs Base specifically design for industrial application. DC Power in 9-24V. K011-B-V11 M5Stack 1: $11.95 3In Stock 10Expected 11/25/2026	Mfr. Part # K011-B-V11 Mouser Part # 170-K011-B-V11	M5Stack	Programmable Logic Controllers - PLCs Base specifically design for industrial application. DC Power in 9-24V.	Datasheet	3In Stock 10Expected 11/25/2026	$11.95	Min.: 1 Mult.: 1
Programmable Logic Controllers - PLCs 16IO CPU 100-240VAC Relay FC6A-C16R1AE IDEC 1: $305.62 3In Stock	Mfr. Part # FC6A-C16R1AE Mouser Part # 199-FC6AC16R1AE	IDEC	Programmable Logic Controllers - PLCs 16IO CPU 100-240VAC Relay Learn More about IDEC fc6a microsmart cpus	Datasheet	3In Stock	$305.62 $305.61	Min.: 1 Mult.: 1									FC6A
Programmable Logic Controllers - PLCs 24IO CPU 24VDC Trans. Source FC6A-C24P1CE IDEC 1: $412.86 3In Stock	Mfr. Part # FC6A-C24P1CE Mouser Part # 199-FC6AC24P1CE	IDEC	Programmable Logic Controllers - PLCs 24IO CPU 24VDC Trans. Source Learn More about IDEC fc6a microsmart cpus	Datasheet	3In Stock	$412.86	Min.: 1 Mult.: 1									FC6A
Programmable Logic Controllers - PLCs 40IO CPU 100-240VAC Relay FC6A-C40R1AE IDEC 1: $642.75 1In Stock	Mfr. Part # FC6A-C40R1AE Mouser Part # 199-FC6AC40R1AE	IDEC	Programmable Logic Controllers - PLCs 40IO CPU 100-240VAC Relay Learn More about IDEC fc6a microsmart cpus	Datasheet	1In Stock	$642.75 $589.79	Min.: 1 Mult.: 1									FC6A
Programmable Logic Controllers - PLCs PLC 16IO 24VDC Trans. Sink FC6A-D16K1CEE IDEC 1: $509.39 1In Stock 3Expected 11/2/2026	Mfr. Part # FC6A-D16K1CEE Mouser Part # 199-FC6AD16K1CEE	IDEC	Programmable Logic Controllers - PLCs PLC 16IO 24VDC Trans. Sink Learn More about IDEC fc6a microsmart cpus	Datasheet	1In Stock 3Expected 11/2/2026	$509.39	Min.: 1 Mult.: 1									FC6A
Programmable Logic Controllers - PLCs PLC 16IO 24VDC Relay FC6A-D16R1CEE IDEC 1: $509.39 1In Stock 4Expected 10/27/2026	Mfr. Part # FC6A-D16R1CEE Mouser Part # 199-FC6AD16R1CEE	IDEC	Programmable Logic Controllers - PLCs PLC 16IO 24VDC Relay Learn More about IDEC fc6a microsmart cpus	Datasheet	1In Stock 4Expected 10/27/2026	$509.39	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 70 mm x 130.9 mm
Programmable Logic Controllers - PLCs 2in 1out Universal Analog Mod FC6A-L03CN1 IDEC 1: $277.73 2In Stock	Mfr. Part # FC6A-L03CN1 Mouser Part # 199-FC6AL03CN1	IDEC	Programmable Logic Controllers - PLCs 2in 1out Universal Analog Mod Learn More about IDEC fc6a microsmart cpus	Datasheet	2In Stock	$277.73	Min.: 1 Mult.: 1									FC6A
Programmable Logic Controllers - PLCs 16pt 24VDC Exp Module Screw FC6A-N16B1 IDEC 1: $182.30 5In Stock	Mfr. Part # FC6A-N16B1 Mouser Part # 199-FC6AN16B1	IDEC	Programmable Logic Controllers - PLCs 16pt 24VDC Exp Module Screw Learn More about IDEC fc6a microsmart cpus	Datasheet	5In Stock	$182.30	Min.: 1 Mult.: 1									FC6A
Programmable Logic Controllers - PLCs 32pt 24VDC Exp Module MIL FC6A-N32B3 IDEC 1: $348.51 1In Stock	Mfr. Part # FC6A-N32B3 Mouser Part # 199-FC6AN32B3	IDEC	Programmable Logic Controllers - PLCs 32pt 24VDC Exp Module MIL Learn More about IDEC fc6a microsmart cpus	Datasheet	1In Stock	$348.51 $348.50	Min.: 1 Mult.: 1									FC6A