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PLC Controllers

Programmable Logic Controllers are in stock at Mouser and available for same day shipping. 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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Results: 3,404

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Part #

PLC Controllers CPU 1214C, AC/DC/RELAY, 14DI/10DO/2AI

6ES72141BG400XB0
Siemens
1: $1,157.77
3Expected 12/8/2026
New At Mouser

Mfr. Part No.
6ES72141BG400XB0

Mouser Part No
982-6ES72141BG400XB0

New At Mouser

Siemens

PLC Controllers CPU 1214C, AC/DC/RELAY, 14DI/10DO/2AI

3Expected 12/8/2026

$1,157.77

$1,074.07

Min.: 1
Mult.: 1

PLC Controllers SIMATIC S7-1200 CPU 1215C, COMPACT CPU

6ES72151AG400XB0
Siemens
1: $1,695.72
10Expected 19/8/2026
New At Mouser

Mfr. Part No.
6ES72151AG400XB0

Mouser Part No
982-6ES72151AG400XB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1200 CPU 1215C, COMPACT CPU

10Expected 19/8/2026

$1,695.72

Quote

Min.: 1
Mult.: 1

PLC Controllers CPU 1217C, DC/DC/DC, 14DI/10DQ/2AI/2AQ

6ES72171AG400XB0
Siemens
1: $2,446.22
2On Order
New At Mouser

Mfr. Part No.
6ES72171AG400XB0

Mouser Part No
982-6ES72171AG400XB0

New At Mouser

Siemens

PLC Controllers CPU 1217C, DC/DC/DC, 14DI/10DQ/2AI/2AQ

2On Order

$2,446.22

Quote

Min.: 1
Mult.: 1

PLC Controllers DIGITAL INPUT SM 1221,8DI,24VDC,S7-1200

6ES72211BF320XB0
Siemens
1: $326.09
10Expected 27/7/2026
New At Mouser

Mfr. Part No.
6ES72211BF320XB0

Mouser Part No
982-6ES72211BF320XB0

New At Mouser

Siemens

PLC Controllers DIGITAL INPUT SM 1221,8DI,24VDC,S7-1200

10Expected 27/7/2026

$326.09

$305.61

$293.76

Min.: 1
Mult.: 1

Digital Input Module

PLC Controllers S7-1200, DIGITAL INPUT SM 1221

6ES72211BH320XB0
Siemens
1: $510.68
10Expected 9/9/2026
New At Mouser

Mfr. Part No.
6ES72211BH320XB0

Mouser Part No
982-6ES72211BH320XB0

New At Mouser

Siemens

PLC Controllers S7-1200, DIGITAL INPUT SM 1221

10Expected 9/9/2026

$510.68

$475.47

$457.03

Min.: 1
Mult.: 1

Digital Input Module

PLC Controllers SIMATIC S7-1200 DIGITAL OUTPUT SM 1222

6ES72221BH320XB0
Siemens
1: $475.71
5Expected 9/9/2026
New At Mouser

Mfr. Part No.
6ES72221BH320XB0

Mouser Part No
982-6ES72221BH320XB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1200 DIGITAL OUTPUT SM 1222

5Expected 9/9/2026

$475.71

$460.12

$444.83

Min.: 1
Mult.: 1

Digital Output Module

PLC Controllers SIMATIC S7-1200, DIGITAL I/O SM 1223

6ES72231BL320XB0
Siemens
1: $778.90
10Expected 19/8/2026
New At Mouser

Mfr. Part No.
6ES72231BL320XB0

Mouser Part No
982-6ES72231BL320XB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1200, DIGITAL I/O SM 1223

10Expected 19/8/2026

$778.90

$722.72

Min.: 1
Mult.: 1

Digital I/O Expansion Module

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

6ES72231PH320XB0
Siemens
1: $510.24
7On Order
New At Mouser

Mfr. Part No.
6ES72231PH320XB0

Mouser Part No
982-6ES72231PH320XB0

New At Mouser

Siemens

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

7On Order

$510.24

$465.28

$453.70

Min.: 1
Mult.: 1

Digital I/O Expansion Module

PLC Controllers DIGITAL I/O SM 1223, 16DI/16DO

6ES72231PL320XB0
Siemens
1: $767.87
8On Order
New At Mouser

Mfr. Part No.
6ES72231PL320XB0

Mouser Part No
982-6ES72231PL320XB0

New At Mouser

Siemens

PLC Controllers DIGITAL I/O SM 1223, 16DI/16DO

8On Order

$767.87

$722.72

Min.: 1
Mult.: 1

Digital I/O Expansion Module

PLC Controllers SIMATIC S7-300, DIGITAL OUTPUT SM 322

6ES73221HH010AA0
Siemens
1: $2,603.08
5Expected 17/7/2026
New At Mouser

Mfr. Part No.
6ES73221HH010AA0

Mouser Part No
982-6ES73221HH010AA0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-300, DIGITAL OUTPUT SM 322

5Expected 17/7/2026

$2,603.08

Quote

Min.: 1
Mult.: 1

Digital Output Module

PLC Controllers SIMATIC S7-300, ANALOG OUTPUT SM 332

6ES73325HD010AB0
Siemens
1: $4,067.66
1Expected 17/7/2026
New At Mouser

Mfr. Part No.
6ES73325HD010AB0

Mouser Part No
982-6ES73325HD010AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-300, ANALOG OUTPUT SM 332

1Expected 17/7/2026

$4,067.66

Min.: 1
Mult.: 1

Analog Output Module

PLC Controllers CPU 1510SP-1 PN. 200KB Prog.. 1MB Data

6ES75101DK030AB0
Siemens
1: $2,232.09
3Expected 17/9/2026
New At Mouser

Mfr. Part No.
6ES75101DK030AB0

Mouser Part No
982-6ES75101DK030AB0

New At Mouser

Siemens

PLC Controllers CPU 1510SP-1 PN. 200KB Prog.. 1MB Data

3Expected 17/9/2026

$2,232.09

Min.: 1
Mult.: 1

PLC Controllers SIMATIC S7-1500, CPU 1511-1 PN

6ES75111AK020AB0
Siemens
1: $4,537.82
1On Order
New At Mouser

Mfr. Part No.
6ES75111AK020AB0

Mouser Part No
982-6ES75111AK020AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500, CPU 1511-1 PN

1On Order

$4,537.82

Min.: 1
Mult.: 1

PLC Controllers SIMATIC S7-1500, CPU 1511-1 PN

6ES75111AL030AB0
Siemens
1: $2,170.64
5On Order
New At Mouser

Mfr. Part No.
6ES75111AL030AB0

Mouser Part No
982-6ES75111AL030AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500, CPU 1511-1 PN

5On Order

$2,170.64

Min.: 1
Mult.: 1

PLC Controllers CPU 1511F-1PN. 450KB prog. 1.5MB Data

6ES75111FL030AB0
Siemens
1: $3,088.68
1Expected 17/7/2026
New At Mouser

Mfr. Part No.
6ES75111FL030AB0

Mouser Part No
982-6ES75111FL030AB0

New At Mouser

Siemens

PLC Controllers CPU 1511F-1PN. 450KB prog. 1.5MB Data

1Expected 17/7/2026

$3,088.68

Quote

Min.: 1
Mult.: 1

PLC Controllers CPU 1512SP-1 PN. 400KB Prog.. 2MB Data

6ES75121DM030AB0
Siemens
1: $2,717.16
4Expected 27/7/2026
New At Mouser

Mfr. Part No.
6ES75121DM030AB0

Mouser Part No
982-6ES75121DM030AB0

New At Mouser

Siemens

PLC Controllers CPU 1512SP-1 PN. 400KB Prog.. 2MB Data

4Expected 27/7/2026

$2,717.16

Quote

Min.: 1
Mult.: 1

PLC Controllers CPU 1512SP F-1 PN. 600KB Prog./2MB Data

6ES75121SM030AB0
Siemens
1: $3,331.06
3Expected 17/7/2026
New At Mouser

Mfr. Part No.
6ES75121SM030AB0

Mouser Part No
982-6ES75121SM030AB0

New At Mouser

Siemens

PLC Controllers CPU 1512SP F-1 PN. 600KB Prog./2MB Data

3Expected 17/7/2026

$3,331.06

Min.: 1
Mult.: 1

PLC Controllers SIMATIC S7-1500 CPU 1513-1 PN

6ES75131AM030AB0
Siemens
1: $4,591.29
3On Order
New At Mouser

Mfr. Part No.
6ES75131AM030AB0

Mouser Part No
982-6ES75131AM030AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500 CPU 1513-1 PN

3On Order

$4,591.29

Min.: 1
Mult.: 1

PLC Controllers SIMATIC S7-1500, CPU 1515-2 PN

6ES75152AN030AB0
Siemens
1: $7,058.67
1Expected 3/8/2026
New At Mouser

Mfr. Part No.
6ES75152AN030AB0

Mouser Part No
982-6ES75152AN030AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500, CPU 1515-2 PN

1Expected 3/8/2026

$7,058.67

Min.: 1
Mult.: 1

PLC Controllers S7-1500 CPU 1516-3, 2MB PROG/7.5MB DATA

6ES75163AP030AB0
Siemens
1: $11,284.23
1Expected 3/8/2026
New At Mouser

Mfr. Part No.
6ES75163AP030AB0

Mouser Part No
982-6ES75163AP030AB0

New At Mouser

Siemens

PLC Controllers S7-1500 CPU 1516-3, 2MB PROG/7.5MB DATA

1Expected 3/8/2026

$11,284.23

Quote

Min.: 1
Mult.: 1

PLC Controllers SIMATIC S7-1500 DIGITAL INPUT MODULE

6ES75211BH100AA0
Siemens
1: $652.76
5Expected 16/7/2026
New At Mouser

Mfr. Part No.
6ES75211BH100AA0

Mouser Part No
982-6ES75211BH100AA0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500 DIGITAL INPUT MODULE

5Expected 16/7/2026

$652.76

$609.12

Min.: 1
Mult.: 1

Digital Input Module

PLC Controllers SIMATIC S7-1500, DIGITAL INPUT MODULE

6ES75211BL000AB0
Siemens
1: $956.01
10Expected 20/7/2026
New At Mouser

Mfr. Part No.
6ES75211BL000AB0

Mouser Part No
982-6ES75211BL000AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500, DIGITAL INPUT MODULE

10Expected 20/7/2026

$956.01

$885.46

Min.: 1
Mult.: 1

Digital Input Module

PLC Controllers DIGITAL INPUT, 32X24VDC BA

6ES75211BL100AA0
Siemens
1: $972.94
3On Order
New At Mouser

Mfr. Part No.
6ES75211BL100AA0

Mouser Part No
982-6ES75211BL100AA0

New At Mouser

Siemens

PLC Controllers DIGITAL INPUT, 32X24VDC BA

3On Order

$972.94

$908.79

Min.: 1
Mult.: 1

Digital Input Module

PLC Controllers SIMATIC S7-1500 DIGITAL OUTPUT MODULE

6ES75221BF000AB0
Siemens
1: $595.92
8Expected 17/7/2026
New At Mouser

Mfr. Part No.
6ES75221BF000AB0

Mouser Part No
982-6ES75221BF000AB0

New At Mouser

Siemens

PLC Controllers SIMATIC S7-1500 DIGITAL OUTPUT MODULE

8Expected 17/7/2026

$595.92

$563.15

Min.: 1
Mult.: 1

Digital Output Module

PLC Controllers S7-1500 DIGITAL OUTPUT MODULE DQ

6ES75221BL010AB0
Siemens
1: $1,355.47
8On Order
New At Mouser

Mfr. Part No.
6ES75221BL010AB0

Mouser Part No
982-6ES75221BL010AB0

New At Mouser

Siemens

PLC Controllers S7-1500 DIGITAL OUTPUT MODULE DQ

8On Order

$1,355.47

$1,249.43

Min.: 1
Mult.: 1

Digital Output Module

PLC Controllers

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4 Analog Input Module
8 Multifunction Signal Module
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AS-Interface Master
AT and T Cellular Carrier Wireless Controller
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1 Input
2 Input
3 Input
4 Input
5 Input
6 Input
7 Input
8 Input
9 Input
10 Input
11 Input
12 Input
13 Input
14 Input
16 Input
17 Input
18 Input
19 Input
20 Input
21 Input

0 Output
1 Output
2 Output
3 Output
4 Output
5 Output
6 Output
7 Output
8 Output
9 Output
10 Output
11 Output
12 Output
14 Output
16 Output
17 Output
19 Output
22 Output
24 Output
25 Output

3.3 V
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5.2 V
10 V
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20.8 V
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11.4 V
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12 V
12 VAC/12 VDC
12 VDC
12 VDC, 24 VDC
19.2 V
19.2 VDC
20 VDC

2 Output
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Analog, Digital, PWM
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Analog, Digital, Relay
Analog, NMOS
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Analog Output
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Current, Voltage
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Digital
Digital, PWM
Digital, PWM, Relay
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CAN, Ethernet, RS-485, USB
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Ethernet, Serial
Ethernet, SmartWire-DT, USB Host
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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
400 Series
112073
16RDA I/Os
19R
19R I/Os
38AR
38AR I/Os
38R
38R I/Os
50RRA
50RRA I/Os
53ARR

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
71.5 mm x 58 mm x 90 mm