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I/O Modules

I/O Modules are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many I/O module manufacturers including Advantech, Grayhill, Omron, Opto 22, Phoenix Contact, Siemens, Weidmuller & more.
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Please view our large selection of I/O modules below.

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Results: 1,924

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Part #

I/O Modules 24-Ch Ethernet Thermocouple Input Module

ADAM-518E-A
Advantech
1: $1,252.80
1In Stock
8On Order
New Product

Mfr. Part No.
ADAM-518E-A

Mouser Part No
923-ADAM-518E-A

New Product

Advantech

I/O Modules 24-Ch Ethernet Thermocouple Input Module

Learn More

Datasheet

1In Stock

8On Order

$1,252.80

Min.: 1
Mult.: 1

Remote I/O Modules

10 V to 30 V

Screw

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 6DI+2DO+RS-485 (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

WISE-4250-S250
Advantech
1: $326.25
1In Stock
7On Order
New Product

Mfr. Part No.
WISE-4250-S250

Mouser Part No
923-WISE-4250-S250

New Product

Advantech

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 6DI+2DO+RS-485 (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

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Datasheet

1In Stock

7On Order

$326.25

Min.: 1
Mult.: 1

Wireless Remote I/O Modules

30 V

100 mA

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 6DI+RS-485 (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

WISE-4250-S251
Advantech
1: $319.00
4In Stock
New Product

Mfr. Part No.
WISE-4250-S251

Mouser Part No
923-WISE-4250-S251

New Product

Advantech

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 6DI+RS-485 (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

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Datasheet

4In Stock

$319.00

Min.: 1
Mult.: 1

Wireless Remote I/O Modules

30 V

100 mA

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band Temperature & Humidity Sensor (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger Watchdog; Peer-to-Peer (P2P))

WISE-4250-S232
Advantech
1: $239.40
12In Stock
New Product

Mfr. Part No.
WISE-4250-S232

Mouser Part No
923-WISE-4250-S232

New Product

Advantech

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band Temperature & Humidity Sensor (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger Watchdog; Peer-to-Peer (P2P))

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Datasheet

12In Stock

$239.40

Min.: 1
Mult.: 1

Wireless Remote I/O Modules

10 VDC to 50 VDC

Screw

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 4AI+4DI (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Burnout Detection; Watchdog; Peer-to-Peer (P2P))

WISE-4250-S214
Advantech
1: $398.75
33In Stock
9Expected 21/09/2026
New Product

Mfr. Part No.
WISE-4250-S214

Mouser Part No
923-WISE-4250-S214

New Product

Advantech

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 4AI+4DI (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Burnout Detection; Watchdog; Peer-to-Peer (P2P))

Learn More

Datasheet

33In Stock

9Expected 21/09/2026

$398.75

Min.: 1
Mult.: 1

Wireless Remote I/O Modules

10 VDC to 50 VDC

Screw

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 12DI+12DO (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

WISE-4250-S252
Advantech
1: $420.50
26In Stock
39Expected 1/09/2026
New Product

Mfr. Part No.
WISE-4250-S252

Mouser Part No
923-WISE-4250-S252

New Product

Advantech

I/O Modules Industrial WiFi; 2.4/5GHz Dual-band I/O module; 12DI+12DO (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

Learn More

Datasheet

26In Stock

39Expected 1/09/2026

$420.50

Min.: 1
Mult.: 1

Wireless Remote I/O Modules

10 VDC to 50 VDC

Screw

I/O Modules X-417 industrial analog output controller with 4 analog output channels, browser-based setup, analog signal mirroring, voltage/current outputs, and open protocol integration. (standard Ethernet/DC-powered model).

X-417:4-I
ControlByWeb
1: $637.99
3In Stock
New Product

Mfr. Part No.
X-417:4-I

Mouser Part No
1035-X-417:4-I

New Product

ControlByWeb

Datasheet

3In Stock

$637.99

Min.: 1
Mult.: 1

Relay

I/O Modules X-417 industrial analog output controller with 1 analog output channel, browser-based setup, analog signal mirroring, voltage/current outputs, and open protocol integration. (standard Ethernet/DC-powered model).

X-417:1-I
ControlByWeb
1: $565.49
3In Stock
New Product

Mfr. Part No.
X-417:1-I

Mouser Part No
1035-X-417:1-I

New Product

ControlByWeb

Datasheet

3In Stock

$565.49

Min.: 1
Mult.: 1

Relay

I/O Modules X-417 industrial analog output controller with 2 analog output channels, browser-based setup, analog signal mirroring, voltage/current outputs, and open protocol integration. (standard Ethernet/DC-powered model).

X-417:2-I
ControlByWeb
1: $579.99
3In Stock
New Product

Mfr. Part No.
X-417:2-I

Mouser Part No
1035-X-417:2-I

New Product

ControlByWeb

Datasheet

3In Stock

$579.99

Min.: 1
Mult.: 1

Relay

I/O Modules X-417 industrial analog output controller with 3 analog output channels, browser-based setup, analog signal mirroring, voltage/current outputs, and open protocol integration. (standard Ethernet/DC-powered model).

X-417:3-I
ControlByWeb
1: $608.99
3In Stock
New Product

Mfr. Part No.
X-417:3-I

Mouser Part No
1035-X-417:3-I

New Product

ControlByWeb

Datasheet

3In Stock

$608.99

Min.: 1
Mult.: 1

Relay

I/O Modules 16 Device Port USB I/O Module

FRUSB1601
Lantronix
1: $2,082.35
13In Stock

Mfr. Part No.
FRUSB1601

Mouser Part No
515-FRUSB1601

Lantronix

I/O Modules 16 Device Port USB I/O Module

Datasheet

13In Stock

$2,082.35

Min.: 1
Mult.: 1

USB Modules

I/O Modules NX 2Pt D/A +-10 1/8k 250us/pt

NX-DA2603
Omron Automation and Safety
1: $434.96
52In Stock

Mfr. Part No.
NX-DA2603

Mouser Part No
653-NXDA2603

Omron Automation and Safety

I/O Modules NX 2Pt D/A +-10 1/8k 250us/pt

Datasheet

52In Stock

$434.96

$413.98

$398.97

Min.: 1
Mult.: 1

Remote I/O Modules

I/O Modules iR-ETN40P - Ethernet I/O Module w/onboard I/O

iR-ETN40P
Weintek
Shipping Restricted
New At Mouser

Mfr. Part No.
iR-ETN40P

Mouser Part No
35-IR-ETN40P

New At Mouser

Weintek

I/O Modules iR-ETN40P - Ethernet I/O Module w/onboard I/O

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Datasheet

Shipping Restricted

Remote I/O Modules

15 VDC to 28 VDC

350 mA

11 VDC to 28 VDC

4 A

Digital

DIN Rail

I/O Modules 0960 IOL 3816-001

935712001
Lumberg Automation
1: $301.96
2In Stock

Mfr. Part No.
935712001

Mouser Part No
566-935712001

Lumberg Automation

I/O Modules 0960 IOL 3816-001

Datasheet

2In Stock

$301.96

$280.52

$279.91

$279.63

View

Min.: 1
Mult.: 1

I/O Modules ET 200SP. DQ 4x24VDC/2A HF. PU 1

6ES71326BD210CA0
Siemens
1: $385.12
3In Stock
New At Mouser

Mfr. Part No.
6ES71326BD210CA0

Mouser Part No
982-6ES71326BD210CA0

New At Mouser

Siemens

I/O Modules ET 200SP. DQ 4x24VDC/2A HF. PU 1

Learn More

Datasheet

3In Stock

$385.12

$323.12

$317.48

$314.20

View

Min.: 1
Mult.: 1

Distributed I/O Modules

19.2 V to 28.8 V

20 mA

24 V

2 A

I/O Modules 4-ch RTD Input Codesys, EtherCAT Module

AMAX-5015-A
Advantech
1: $317.55
2In Stock

Mfr. Part No.
AMAX-5015-A

Mouser Part No
923-AMAX-5015-A

Advantech

I/O Modules 4-ch RTD Input Codesys, EtherCAT Module

Datasheet

2In Stock

$317.55

Min.: 1
Mult.: 1

I/O Modules 16-ch Digital Output (Source) Codesys, EtherCAT Module

AMAX-5057SO-A2
Advantech
1: $149.35
5In Stock

Mfr. Part No.
AMAX-5057SO-A2

Mouser Part No
923-AMAX-5057SO-A2

Advantech

I/O Modules 16-ch Digital Output (Source) Codesys, EtherCAT Module

Datasheet

5In Stock

$149.35

Min.: 1
Mult.: 1

I/O Modules ET 200SP. DQ 16x24VDC/0.5A HF. PU 1

6ES71326BH000CA0
Siemens
1: $426.74
3In Stock
New At Mouser

Mfr. Part No.
6ES71326BH000CA0

Mouser Part No
982-6ES71326BH000CA0

New At Mouser

Siemens

I/O Modules ET 200SP. DQ 16x24VDC/0.5A HF. PU 1

Learn More

Datasheet

3In Stock

$426.74

Min.: 1
Mult.: 1

Distributed I/O Modules

19.2 V to 28.8 V

20 mA

24 V

500 mA

I/O Modules 6-ch Current Input Codesys, EtherCAT Module

AMAX-5017C-A
Advantech
1: $278.40
2In Stock

Mfr. Part No.
AMAX-5017C-A

Mouser Part No
923-AMAX-5017C-A

Advantech

I/O Modules 6-ch Current Input Codesys, EtherCAT Module

Datasheet

2In Stock

$278.40

Min.: 1
Mult.: 1

I/O Modules 6-ch Voltage Input Codesys, EtherCAT Module

AMAX-5017V-A
Advantech
1: $278.40
4In Stock

Mfr. Part No.
AMAX-5017V-A

Mouser Part No
923-AMAX-5017V-A

Advantech

I/O Modules 6-ch Voltage Input Codesys, EtherCAT Module

Datasheet

4In Stock

$278.40

Min.: 1
Mult.: 1

I/O Modules ET 200SP. F-DQ 4x24VDC/2A PM HF

6ES71366DB010CA0
Siemens
1: $876.42
11In Stock
New At Mouser

Mfr. Part No.
6ES71366DB010CA0

Mouser Part No
982-6ES71366DB010CA0

New At Mouser

Siemens

I/O Modules ET 200SP. F-DQ 4x24VDC/2A PM HF

11In Stock

$876.42

$826.83

Min.: 1
Mult.: 1

Distributed I/O Modules

I/O Modules SIMATIC ET 200SP, DIGITAL OUTPUT MODULE

6ES71326BF010CA0
Siemens
1: $351.25
6In Stock
New At Mouser

Mfr. Part No.
6ES71326BF010CA0

Mouser Part No
982-6ES71326BF010CA0

New At Mouser

Siemens

I/O Modules SIMATIC ET 200SP, DIGITAL OUTPUT MODULE

Learn More

Datasheet

6In Stock

$351.25

$293.61

$288.49

$285.51

View

Min.: 1
Mult.: 1

Distributed I/O Modules

19.2 V to 28.8 V

20 mA

24 V

500 mA

I/O Modules 16-Ch Source Type Isolated DO Module w/

ADAM-5056SO-AE
Advantech
1: $188.50
32In Stock
29Expected 22/09/2026

Mfr. Part No.
ADAM-5056SO-AE

Mouser Part No
923-ADAM5056SOAE

Advantech

I/O Modules 16-Ch Source Type Isolated DO Module w/

Learn More

Datasheet

32In Stock

29Expected 22/09/2026

$188.50

Min.: 1
Mult.: 1

Remote I/O Modules

10 V to 35 V

200 mA

Screw

I/O Modules E-CAT NPN 8In&8 Out

GX-MD1611
Omron Automation and Safety
1: $1,164.76
5In Stock

Mfr. Part No.
GX-MD1611

Mouser Part No
653-GX-MD1611

Omron Automation and Safety

I/O Modules E-CAT NPN 8In&8 Out

Datasheet

5In Stock

$1,164.76

$1,105.84

Min.: 1
Mult.: 1

Remote I/O Modules

I/O Modules UR20-4AO-UI-16-M-DIAG

2453870000
Weidmuller
1: $626.28
6In Stock

Mfr. Part No.
2453870000

Mouser Part No
470-2453870000

Weidmuller

I/O Modules UR20-4AO-UI-16-M-DIAG

Learn More

Datasheet

6In Stock

$626.28

$588.87

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Analog

Push-In

I/O Modules

Customer Service Office

Company

Resources

Support

ADLINK Technology
Advantech
Altech
Banner Engineering
Carlo Gavazzi
ControlByWeb
Crouzet
Eaton
Eurotech
Grayhill
HARTING
HMS Networks
IDEC
KUNBUS
Lantronix
L-Com
Littelfuse
Lumberg Automation
M5Stack
METZ CONNECT
Molex
Murrelektronik
Nexcom
Omron
Opto 22
Phoenix Contact
RF Solutions
Schneider Electric
Sensata
Sfera Labs
Siemens
TE Connectivity
Teledyne FLIR
Weidmuller
Weintek

AC/DC Input Modules
AC/DC Output Modules
AC Output Modules
Analog/Digital I/O Modules
Analog I/O Modules
Analog Input Modules
Analog Output Modules
Booster Modules
Cable Termination Modules
Channel Generators
Counter Modules
Data Decouplers
DC Input Modules
DC Output Modules
Digital I/O Modules
Digital I/O Valve Plugs
Digital Input/Relay Output Modules
Digital Input Modules
Digital Output Modules
Distributed I/O Modules

0 V to 10 V
0 V to 3 V, 10 V to 30 V
0 V to 500 mV, 0 V to 1 V, 0 V to 5 V, 0 V to 10 V
0 VDC to 10 VDC
0 VDC to 100 mVDC
0 VDC to 5 VDC
0 VDC to 50 mVDC
15 mV, 50 mV, 100 mV, 500 mV, 1 V, 2.5 V
150 mV, 500 mV, 1 V, 5 V, 10 V
800 mV to 2 V
1 V, 3.5 V to 30 V
2 V, 4 V to 30 V
2.5 V, 10 V
2.5 VDC to 16 VDC
2.5 VDC to 28 VDC
2.75 V to 8 V
3 V to 15 V
3 V, 10 V to 50 V
3.3 V to 32 V
3.7 V to 32 V

0 A to 20 mA
0 A to 5 A
0 mA to 20 mA
15 uA
100 uA
130 uA
380 uA
500 uA
1 mA
1.5 mA
2 mA
2 mA to 10 mA
2.5 mA
3 mA
3.5 mA
4 mA to 20 mA
4.5 mA
5 mA
6 mA
6.5 mA

0 V to 10 V
0 V to 10 V, 1 V to 5 V, - 5 V to 5 V, - 10 V to 10 V
0 V to 5 V, 0 V to 10 V
0 VDC to 40 VDC
0 VDC to 5 VDC
500 mV to 3.8 V
- 10 V to 10 V
1 V to 100 V
1 V to 50 V
2 V to 2.5 V, 0 V to 5 V, 0 V to 10 V
3 V to 15 V
3 V to 250 V
3 V to 60 V
3.3 V
3.3 V to 32 V
3.5 V to 30 V
4 V to 32 V
4.5 V to 30 V
5 V
5 V to 250 V

0 A to 20 mA
0 to 20 mA
100 uA
- 20 mA to 20 mA
1.5 mA
1.6 mA
3.5 mA
4 mA to 20 mA
9 mA
10 mA
12 mA
13 mA
15 mA
15 mA, 48 mA
16 mA
18 mA
20 mA
20 mA, 4 mA to 20 mA
22 mA
25 mA

AC
AC, DC
Analog
Analog, Digital
Analog, Solid State
Analog Input
Analog Output
Current
Current, Digital
DC
Digital
Digital Output Relays
NPN
Open Collector
PNP
PNP, NPN
Relay
Relay Output
SPST-NC
SPST-NO