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PLC Controllers

Programmable Logic Controllers (PLCs) are available 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, Seeed Studio, Siemens & more.
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Please view our large selection of programmable logic controllers (PLCs) below.

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Part #

PLC Controllers SNAP 4-Ch Reed Relay Digital (Discrete) Output Module, Normally Open

SNAP-ODC5R
Opto 22
1: 78,39 €
14In Stock Restricted Availability

Mfr. Part No.
SNAP-ODC5R

Mouser Part No
94-SNAP-ODC5R

Opto 22

PLC Controllers SNAP 4-Ch Reed Relay Digital (Discrete) Output Module, Normally Open

Learn More

Datasheet

14In Stock

78,39 €

71,55 €

Min.: 1
Mult.: 1

Restricted Availability

Reed Relay Module

SNAP

- 20 C

+ 70 C

PLC Controllers SNAP 4-Ch 5-60 VDC Digital (Discrete) Output Module, Load Sinking

SNAP-ODC5SNK
Opto 22
1: 95,56 €
5In Stock Restricted Availability

Mfr. Part No.
SNAP-ODC5SNK

Mouser Part No
94-SNAP-ODC5SNK

Opto 22

PLC Controllers SNAP 4-Ch 5-60 VDC Digital (Discrete) Output Module, Load Sinking

Learn More

Datasheet

5In Stock

95,56 €

87,27 €

87,21 €

86,60 €

82,73 €

Min.: 1
Mult.: 1

Restricted Availability

Digital Output Module

SNAP

- 20 C

+ 70 C

PLC Controllers SNAP 4-Ch 5-60 VDC Digital (Discrete) Output Module, Load Sourcing

SNAP-ODC5SRC
Opto 22
1: 86,34 €
6In Stock Restricted Availability
6Expected 7/3/2026

Mfr. Part No.
SNAP-ODC5SRC

Mouser Part No
94-SNAP-ODC5SRC

Opto 22

PLC Controllers SNAP 4-Ch 5-60 VDC Digital (Discrete) Output Module, Load Sourcing

Learn More

Datasheet

6In Stock

6Expected 7/3/2026

86,34 €

80,50 €

Min.: 1
Mult.: 1

Restricted Availability

Digital Output Module

SNAP

- 20 C

+ 70 C

PLC Controllers LOGO DM8 24 EXPANSION MODULE,

6ED10551CB000BA2
Siemens
1: 126,50 €
1In Stock
4On Order

Mfr. Part No.
6ED10551CB000BA2

Mouser Part No
982-6ED10551CB000BA2

Siemens

PLC Controllers LOGO DM8 24 EXPANSION MODULE,

Learn More

Datasheet

1In Stock

4On Order

126,50 €

108,82 €

105,41 €

101,77 €

View

Min.: 1
Mult.: 1

Expansion Module

4 Input

4 Output

DIN Rail Mount

28.8 VDC

20.4 VDC

Digital

No Display

LOGO!

IP20

0 C

+ 55 C

35.5 mm x 90 mm x 58 mm

PLC Controllers LOGO DM8 230R, EXPANSON MODULE

6ED10551FB000BA2
Siemens
1: 138,01 €
10In Stock

Mfr. Part No.
6ED10551FB000BA2

Mouser Part No
982-6ED10551FB000BA2

Siemens

PLC Controllers LOGO DM8 230R, EXPANSON MODULE

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Datasheet

10In Stock

138,01 €

122,89 €

118,06 €

113,56 €

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 DM8 24R EXPANSION MODULE

6ED10551HB000BA2
Siemens
1: 132,16 €
2In Stock
9Expected 5/25/2026

Mfr. Part No.
6ED10551HB000BA2

Mouser Part No
982-6ED10551HB000BA2

Siemens

PLC Controllers LOGO DM8 24R EXPANSION MODULE

Learn More

Datasheet

2In Stock

9Expected 5/25/2026

132,16 €

120,02 €

115,88 €

112,27 €

View

Min.: 1
Mult.: 1

Expansion Module

4 Input

4 Output

DIN Rail Mount

28.8 VAC/28.8 VDC

20.4 VAC/20.4 VDC

Digital

Relay

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: 137,69 €
9In Stock

Mfr. Part No.
6ED10551MB000BA2

Mouser Part No
982-6ED10551MB000BA2

Siemens

PLC Controllers LOGO DM8 12/24R, EXP. MODULE

Learn More

Datasheet

9In Stock

137,69 €

121,39 €

118,06 €

113,56 €

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 LOGO TD Starter Kit 12/24 V8.4

6ED10574BA110AA0
Siemens
1: 498,28 €
2In Stock
6Expected 5/29/2026
New At Mouser

Mfr. Part No.
6ED10574BA110AA0

Mouser Part No
982-6ED10574BA110AA0

New At Mouser

Siemens

PLC Controllers LOGO TD Starter Kit 12/24 V8.4

Datasheet

2In Stock

6Expected 5/29/2026

498,28 €

418,46 €

Min.: 1
Mult.: 1

PLC Controllers SIMATIC DP ET200S, MODULE COUNTER, 15MM

6ES71384DA040AB0
Siemens
1: 1.116,13 €
1In Stock
New At Mouser

Mfr. Part No.
6ES71384DA040AB0

Mouser Part No
982-6ES71384DA040AB0

New At Mouser

Siemens

PLC Controllers SIMATIC DP ET200S, MODULE COUNTER, 15MM

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Datasheet

1In Stock

1.116,13 €

Min.: 1
Mult.: 1

Electronic Module

ET200SP

PLC Controllers SIMATIC S7-1200 CPU 1215C, DC/DC RELAY

6ES72151HG400XB0
Siemens
1: 1.090,42 €
1In Stock

Mfr. Part No.
6ES72151HG400XB0

Mouser Part No
982-6ES72151HG400XB0

Siemens

PLC Controllers SIMATIC S7-1200 CPU 1215C, DC/DC RELAY

1In Stock

1.090,42 €

Min.: 1
Mult.: 1

CPU Module

S7-1200

0 C

+ 60 C

PLC Controllers DIGITAL OUTPUT SM 1222, 8 DO, RELAY

6ES72221HF320XB0
Siemens
1: 205,07 €
1In Stock

Mfr. Part No.
6ES72221HF320XB0

Mouser Part No
982-6ES72221HF320XB0

Siemens

PLC Controllers DIGITAL OUTPUT SM 1222, 8 DO, RELAY

Datasheet

1In Stock

205,07 €

185,69 €

178,70 €

175,90 €

View

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: 321,06 €
1In Stock
New At Mouser

Mfr. Part No.
6ES72231BH320XB0

Mouser Part No
982-6ES72231BH320XB0

New At Mouser

Siemens

PLC Controllers DIGITAL I/O SM 1223,8DI/8DO-PE11081100

1In Stock

321,06 €

290,71 €

279,43 €

Min.: 1
Mult.: 1

Digital I/O Module

0 C

+ 60 C

PLC Controllers S7-1200, ANALOG OUTPUT SM 1232

6ES72324HD320XB0
Siemens
1: 652,39 €
1In Stock

Mfr. Part No.
6ES72324HD320XB0

Mouser Part No
982-6ES72324HD320XB0

Siemens

PLC Controllers S7-1200, ANALOG OUTPUT SM 1232

1In Stock

652,39 €

594,24 €

Min.: 1
Mult.: 1

Analog Output Module

PLC Controllers COMMUNICATION MODULE CM 1241, RS422/485

6ES72411CH320XB0
Siemens
1: 244,58 €
3In Stock
New At Mouser

Mfr. Part No.
6ES72411CH320XB0

Mouser Part No
982-6ES72411CH320XB0

New At Mouser

Siemens

PLC Controllers COMMUNICATION MODULE CM 1241, RS422/485

Datasheet

3In Stock

244,58 €

221,26 €

213,64 €

Min.: 1
Mult.: 1

Communication Module

PLC Controllers M172 Perf. Display 18 I/Os, Eth, 2 RS485

TM172PDG18R
Schneider Electric
1: 331,09 €
1In 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

1In Stock

331,09 €

Min.: 1
Mult.: 1

Restricted Availability

PLC Controllers CONTROLLER M221-40IO Relay Compact

TM221C40R
Schneider Electric
1: 506,75 €
2In Stock

Mfr. Part No.
TM221C40R

Mouser Part No
996-TM221C40R

Schneider Electric

PLC Controllers CONTROLLER M221-40IO Relay Compact

Learn More

Datasheet

2In Stock

506,75 €

451,16 €

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: 310,58 €
3In Stock

Mfr. Part No.
TM221CE16T

Mouser Part No
996-TM221CE16T

Schneider Electric

PLC Controllers CONTROLLER M221-16IO Tr.PNP Ethernet Com

Learn More

Datasheet

3In Stock

310,58 €

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 Tr.PNP Ethernet Com

TM221CE40T
Schneider Electric
1: 411,41 €
1In Stock

Mfr. Part No.
TM221CE40T

Mouser Part No
996-TM221CE40T

Schneider Electric

PLC Controllers CONTROLLER M221-40IO Tr.PNP Ethernet Com

Learn More

Datasheet

1In Stock

411,41 €

Min.: 1
Mult.: 1

28.8 V

20.4 V

M221

- 10 C

+ 55 C

PLC Controllers CONTROLLER M241-24IO Tr.PNP

TM241C24T
Schneider Electric
1: 493,43 €
1In Stock

Mfr. Part No.
TM241C24T

Mouser Part No
996-TM241C24T

Schneider Electric

PLC Controllers CONTROLLER M241-24IO Tr.PNP

Datasheet

1In Stock

493,43 €

Min.: 1
Mult.: 1

TM241C

PLC Controllers CONTROLLER M241-40IO Tr.PNP Ethernet

TM241CE40T
Schneider Electric
1: 699,58 €
1In Stock

Mfr. Part No.
TM241CE40T

Mouser Part No
996-TM241CE40T

Schneider Electric

PLC Controllers CONTROLLER M241-40IO Tr.PNP Ethernet

Datasheet

1In Stock

699,58 €

611,68 €

Min.: 1
Mult.: 1

TM241C

PLC Controllers MODULE TM3-16 INPUTS

TM3DI16
Schneider Electric
1: 173,45 €
6In Stock

Mfr. Part No.
TM3DI16

Mouser Part No
996-TM3DI16

Schneider Electric

PLC Controllers MODULE TM3-16 INPUTS

Datasheet

6In Stock

173,45 €

Min.: 1
Mult.: 1

Discrete Input Module

TM3D

PLC Controllers MODULE TM3-16 INPUTS SPRING

TM3DI16G
Schneider Electric
1: 176,30 €
4In Stock

Mfr. Part No.
TM3DI16G

Mouser Part No
996-TM3DI16G

Schneider Electric

PLC Controllers MODULE TM3-16 INPUTS SPRING

Datasheet

4In Stock

176,30 €

Quote

Min.: 1
Mult.: 1

Discrete Input Module

TM3D

PLC Controllers MODULE TM3-8 INPUTS

TM3DI8
Schneider Electric
1: 129,00 €
2In Stock
2Expected 6/9/2026

Mfr. Part No.
TM3DI8

Mouser Part No
996-TM3DI8

Schneider Electric

PLC Controllers MODULE TM3-8 INPUTS

Datasheet

2In Stock

2Expected 6/9/2026

129,00 €

128,99 €

Min.: 1
Mult.: 1

Discrete Input Module

TM3D

PLC Controllers MODULE TM3-8 INPUTS 120VAC

TM3DI8A
Schneider Electric
1: 126,92 €
3In Stock

Mfr. Part No.
TM3DI8A

Mouser Part No
996-TM3DI8A

Schneider Electric

PLC Controllers MODULE TM3-8 INPUTS 120VAC

Datasheet

3In Stock

126,92 €

Min.: 1
Mult.: 1

Discrete Input Module

TM3D

PLC Controllers MODULE TM3-8 IO RELAYS

TM3DM8R
Schneider Electric
1: 156,51 €
3In Stock

Mfr. Part No.
TM3DM8R

Mouser Part No
996-TM3DM8R

Schneider Electric

PLC Controllers MODULE TM3-8 IO RELAYS

Datasheet

3In Stock

156,51 €

151,29 €

140,88 €

139,47 €

Quote

Min.: 1
Mult.: 1

Discrete I/O Module

Discrete Relay NO

TM3D

PLC Controllers

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Advantech
Altech
Altera
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Crouzet
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Industrial Shields
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L-Com
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Omron
Opto 22
Panasonic
Phoenix Contact
Schneider Electric
Seeed Studio
Sfera Labs
Siemens
Telemecanique Sensors
Weidmuller
Weintek

4 Analog Input Module
8 Multifunction Signal Module
1-Phase
1-Phase AC
3-Phase AC
AC Digital Output Module
AC Input Module
AC/DC Input Module
AS-Interface Master
AT and T Cellular Carrier Wireless Controller
Accessory Kit
All-in-One
Analog Current Input Module
Analog Current Loop Output Module
Analog Frequency Input Module
Analog I/O Expansion Module
Analog I/O Module
Analog Input Expansion Module
Analog Input Module
Analog Input and RTD Module

1
1 Input
2 Input
3 Input
4
4 Input
5 Input
6
6 Input
7 Input
8
8 Input
9 Input
10 Input
11 Input
12
12 Input
13 Input
14 Input
16

0 Output
1
1 Output
2
2 Input
2 Output
3 Output
4
4 Output
5 Output
6
6 Output
7 Output
8
8 Output
9 Output
10
10 Output
11 Output
12

3.3 V
5 V, 30 V
5 VDC
5.2 V
10 V
12 VDC, 24 VDC
20.8 V
24 V
24 VAC
24 VAC, 24 VDC
24 VAC/24 VDC
24 VDC
24 VDC, 240 VAC
25.4 V
25.4 VDC
26.4 V
26.4 VAC, 28.8 VDC
26.4 VAC. 28.8 VDC
28 V
28.8 V

0 V, 11 V
- 10 V
5 V
5 VDC
8 V
9 V
10 V
10 VDC
10.8 V
10.8 VDC
11.4 V
11.4 VDC
12 V
12 VAC/12 VDC
12 VDC
12 VDC, 24 VDC
19.2 V
19.2 VDC
20 VDC
20.4 V

2 Output
AC
Analog
Analog, Digital
Analog, Digital, PWM
Analog, Digital, PWM, Relay
Analog, Digital, Relay
Analog, NMOS
Analog / Digital
Analog Output
CMOS/TTL
Current, Voltage
DC
Digital
Digital, PWM
Digital, PWM, Relay
Digital Output
Discrete Relay NO
High Current Relay
NMOS

Bluetooth, Ethernet, RS-485, USB Type-C, WiFi
Bluetooth, Ethernet, USB, WiFi
CAN
CAN, Ethernet, RS-485, USB
Digital
Ethernet
Ethernet, CANopen, RS485
Ethernet, RS-485, USB
Ethernet, RS-485, USB Type-C
Ethernet, Serial
Ethernet, SmartWire-DT, USB Host
Ethernet, USB
Ethernet, USB Type-C
I2C, RS-485
I2C, SPI
RS-232, RS-485
RS-232C, USB
RS-422
RS-485
RS-485, USB

10 SmartAXIS Touch
20 I/Os
21
21 I/Os
42
42 I/Os
58
58 I/Os
112073
16RDA I/Os
19R
19R I/Os
38AR
38AR I/Os
38R
38R I/Os
50RRA
50RRA I/Os
53ARR
53ARR I/Os

25.2 mm x 88 mm
25.2 mm x 88 mm x 42 mm
35.5 mm x 90 mm x 58 mm
36 mm x 90 mm x 53 mm
36 mm x 90 mm x 58 mm
36 mm x 90 mm x 61.1 mm
40 mm x 125 mm x 120 mm
50 mm x 109 mm x 81 mm
54 mm x 90 mm x 53 mm
60.4 mm x 90 mm x 60.6 mm
61.1 mm x 36 mm x 90 mm
61.1 mm x 72 mm x 90 mm
70 mm x 110 mm x 90 mm
70 mm x 160 mm x 90 mm
70 mm x 23.5 mm x 90 mm
70 mm x 60 mm x 110 mm
70 mm x 62 mm x 70 mm
70 mm x 70 mm x 90 mm
70 mm x 95 mm x 90 mm
71 mm x 80 mm x 62 mm