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I/O Modules

I/O Modules are available 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: 1,716

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Part #

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: $417.60
6In Stock
36On Order
New Product

Mfr. Part #
WISE-4250-S252

Mouser Part #
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))

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Datasheet

6In Stock

36On Order

$417.60

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 Temperature & Humidity Sensor (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger Watchdog; Peer-to-Peer (P2P))

WISE-4250-S232
Advantech
1: $237.74
8In Stock
New Product

Mfr. Part #
WISE-4250-S232

Mouser Part #
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

8In Stock

$237.74

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; 6DI+2DO+RS-485 (WPA3/TLS1.3 security; MQTT; Modbus/TCP; Data logger; Watchdog; Peer-to-Peer (P2P))

WISE-4250-S250
Advantech
1: $324.00
3In Stock
New Product

Mfr. Part #
WISE-4250-S250

Mouser Part #
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

3In Stock

$324.00

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: $316.80
4In Stock
New Product

Mfr. Part #
WISE-4250-S251

Mouser Part #
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

$316.80

Min.: 1
Mult.: 1

Wireless Remote I/O Modules

30 V

100 mA

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

6ES71326BF010CA0
Siemens
1: $270.66
1In Stock
New Product

Mfr. Part #
6ES71326BF010CA0

Mouser Part #
982-6ES71326BF010CA0

New Product

Siemens

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

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Datasheet

1In Stock

$270.66

$251.99

$242.86

$237.41

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

6ES71326BD210CA0
Siemens
1: $298.99
3In Stock
New Product

Mfr. Part #
6ES71326BD210CA0

Mouser Part #
982-6ES71326BD210CA0

New Product

Siemens

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

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Datasheet

3In Stock

$298.99

$278.37

$268.26

$262.28

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 Robust 6-Ch RTD Input Module

ADAM-4115-C
Advantech
1: $663.84
4In Stock

Mfr. Part #
ADAM-4115-C

Mouser Part #
923-ADAM-4115-C

Advantech

I/O Modules Robust 6-Ch RTD Input Module

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Datasheet

4In Stock

$663.84

Min.: 1
Mult.: 1

Remote I/O Modules

10 VDC to 48 VDC

I/O Modules UR20-4AI-UI-16

1315620000
Weidmuller
1: $467.64
145In Stock

Mfr. Part #
1315620000

Mouser Part #
470-1315620000

Weidmuller

I/O Modules UR20-4AI-UI-16

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Datasheet

145In Stock

$467.64

$392.21

$374.90

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Push-In

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

NX-DA2603
Omron Automation and Safety
1: $321.12
54In Stock

Mfr. Part #
NX-DA2603

Mouser Part #
653-NXDA2603

Omron Automation and Safety

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

Datasheet

54In Stock

$321.12

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 #
iR-ETN40P

Mouser Part #
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 UR20-16DI-N

1315390000
Weidmuller
1: $189.36
31In Stock

Mfr. Part #
1315390000

Mouser Part #
470-1315390000

Weidmuller

I/O Modules UR20-16DI-N

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Datasheet

31In Stock

$189.36

$166.88

$161.37

$160.88

View

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Push-In

I/O Modules SOLID STATE RELAY (I/O MODULE)

DR-IAC24
Crydom
1: $103.46
32In Stock

Mfr. Part #
DR-IAC24

Mouser Part #
558-DR-IAC24

Crydom

I/O Modules SOLID STATE RELAY (I/O MODULE)

Datasheet

Product Comments

32In Stock

$103.46

$94.08

$94.06

$91.30

Min.: 1
Mult.: 1

I/O Relay Terminals

90 V to 140 V

6 mA

30 V

50 mA

Yellow

DIN Rail

I/O Modules NX 4Pt D/A 4-20m 1/8k 250us/pt

NX-DA3203
Omron Automation and Safety
1: $445.19
16In Stock

Mfr. Part #
NX-DA3203

Mouser Part #
653-NXDA3203

Omron Automation and Safety

I/O Modules NX 4Pt D/A 4-20m 1/8k 250us/pt

Datasheet

16In Stock

$445.19

$405.72

$401.01

Min.: 1
Mult.: 1

Remote I/O Modules

I/O Modules I/O Module G5 digital input

70G-IAC5
Grayhill
1: $21.72
122In Stock

Mfr. Part #
70G-IAC5

Mouser Part #
706-70G-IAC5

Grayhill

I/O Modules I/O Module G5 digital input

Datasheet

122In Stock

$21.72

$20.20

$19.63

$19.35

Quote

Min.: 1
Mult.: 1

Digital Input Modules

120 V

8 mA

5 V

50 mA

Yellow

Solder Pin

I/O Modules ASM, AC OUTPUT MODULE

70G-OAC5RLY
Grayhill
1: $64.83
107In Stock

Mfr. Part #
70G-OAC5RLY

Mouser Part #
706-70G-OAC5RLY

Grayhill

I/O Modules ASM, AC OUTPUT MODULE

Datasheet

107In Stock

$64.83

$61.52

$60.70

$53.04

Min.: 1
Mult.: 1

Digital Output Modules

I/O Modules I/O Rack Std 4 chan

70RCK4
Grayhill
1: $65.22
47In Stock

Mfr. Part #
70RCK4

Mouser Part #
706-70RCK4

Grayhill

I/O Modules I/O Rack Std 4 chan

Datasheet

47In Stock

$65.22

$58.52

$55.79

$54.73

View

Min.: 1
Mult.: 1

I/O Relay Terminals

Screw

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

2453870000
Weidmuller
1: $604.35
6In Stock

Mfr. Part #
2453870000

Mouser Part #
470-2453870000

Weidmuller

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

Learn More

Datasheet

6In Stock

$604.35

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Analog

Push-In

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

NX-AD2603
Omron Automation and Safety
1: $332.12
23In Stock

Mfr. Part #
NX-AD2603

Mouser Part #
653-NXAD2603

Omron Automation and Safety

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

Datasheet

23In Stock

$332.12

Min.: 1
Mult.: 1

Remote I/O Modules

I/O Modules UR20-4RO-CO-255

1315550000
Weidmuller
1: $218.15
43In Stock

Mfr. Part #
1315550000

Mouser Part #
470-1315550000

Weidmuller

I/O Modules UR20-4RO-CO-255

Learn More

Datasheet

43In Stock

$218.15

$179.94

$178.92

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Digital

Push-In

I/O Modules NX 4Pt D/A +-10 1/30k 10us/pt

NX-DA3605
Omron Automation and Safety
1: $832.82
8In Stock

Mfr. Part #
NX-DA3605

Mouser Part #
653-NXDA3605

Omron Automation and Safety

I/O Modules NX 4Pt D/A +-10 1/30k 10us/pt

Datasheet

8In Stock

$832.82

Min.: 1
Mult.: 1

Remote I/O Modules

I/O Modules 32 Pt DC Input MIL Cntr

NX-ID6142-5
Omron Automation and Safety
1: $685.30
4In Stock

Mfr. Part #
NX-ID6142-5

Mouser Part #
653-NXID61425

Omron Automation and Safety

I/O Modules 32 Pt DC Input MIL Cntr

4In Stock

$685.30

Min.: 1
Mult.: 1

Remote I/O Modules

19 V to 28.8 V

DIN Rail

I/O Modules I/O Module Std digital output 5Vdc

70-ODC5R
Grayhill
1: $30.82
73In Stock

Mfr. Part #
70-ODC5R

Mouser Part #
706-70-ODC5R

Grayhill

I/O Modules I/O Module Std digital output 5Vdc

Datasheet

73In Stock

$30.82

$28.86

$28.21

Quote

Min.: 1
Mult.: 1

Digital Output Modules

5 V

120 VAC

50 mA

Red

Solder Pin

I/O Modules I/O Rack Std 4 chan

70RCK4R
Grayhill
1: $61.08
38In Stock

Mfr. Part #
70RCK4R

Mouser Part #
706-70RCK4R

Grayhill

I/O Modules I/O Rack Std 4 chan

Datasheet

38In Stock

$61.08

$56.38

$56.36

Min.: 1
Mult.: 1

I/O Relay Terminals

Screw

I/O Modules UR20-16DO-N

1315440000
Weidmuller
1: $203.57
21In Stock

Mfr. Part #
1315440000

Mouser Part #
470-1315440000

Weidmuller

I/O Modules UR20-16DO-N

Learn More

Datasheet

21In Stock

$203.57

$201.25

$198.56

$189.55

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Digital

Push-In

I/O Modules UR20-1CNT-500

1315580000
Weidmuller
1: $447.96
7In Stock

Mfr. Part #
1315580000

Mouser Part #
470-1315580000

Weidmuller

I/O Modules UR20-1CNT-500

Learn More

Datasheet

7In Stock

$447.96

$440.63

$417.40

Min.: 1
Mult.: 1

Remote I/O Modules

24 VDC

Push-In

I/O Modules

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Digital I/O Modules
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Digital Input Modules
Digital Input Switch 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
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
7 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, +/- 10 V
5 V

0 A 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
30 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