I/O Modules

 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.
More...

Please view our large selection of I/O modules below.
Results 1,930
Applied categories

Filters

Availability options
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Input Voltage Input Current Output Voltage Output Current Housing Colour Output Type Termination Style
Advantech I/O Modules 24-Ch Ethernet Thermocouple Input Module 1In Stock
8Expected 2026/09/15
Min.: 1
Mult.: 1
Remote I/O Modules 10 V to 30 V Screw
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)) 46In Stock
5On Order
Min.: 1
Mult.: 1
Wireless Remote I/O Modules 10 VDC to 50 VDC Screw
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)) 10In Stock
69On Order
Min.: 1
Mult.: 1
Wireless Remote I/O Modules 10 VDC to 50 VDC Screw
ControlByWeb 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). 3In Stock
Min.: 1
Mult.: 1

Relay
ControlByWeb 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). 3In Stock
Min.: 1
Mult.: 1

Relay
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)) 5In Stock
12On Order
Min.: 1
Mult.: 1
Wireless Remote I/O Modules 10 VDC to 50 VDC Screw
ControlByWeb 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). 3In Stock
Min.: 1
Mult.: 1

Relay
ControlByWeb 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). 2In Stock
Min.: 1
Mult.: 1

Relay
Siemens I/O Modules ET 200SP. DQ 4x24VDC/2A HF. PU 1 3In Stock
Min.: 1
Mult.: 1

Distributed I/O Modules 19.2 V to 28.8 V 20 mA 24 V 2 A
Siemens I/O Modules ET 200SP. DQ 16x24VDC/0.5A HF. PU 1 3In Stock
Min.: 1
Mult.: 1

Distributed I/O Modules 19.2 V to 28.8 V 20 mA 24 V 500 mA
Siemens I/O Modules MODULE,INPUT,12DI,24VDC 2In Stock
Min.: 1
Mult.: 1

Distributed I/O Modules
Advantech I/O Modules 6-ch Current Input Codesys, EtherCAT Module 2In Stock
Min.: 1
Mult.: 1

Advantech I/O Modules 6-ch Voltage Input Codesys, EtherCAT Module 4In Stock
Min.: 1
Mult.: 1

Advantech I/O Modules 4-ch RTD Input Codesys, EtherCAT Module 2In Stock
Min.: 1
Mult.: 1

Advantech I/O Modules 16-ch Digital Output (Source) Codesys, EtherCAT Module 5In Stock
Min.: 1
Mult.: 1

Siemens I/O Modules ET 200AL, AI 4XU/I/RTD, 4XM12 7In Stock
Min.: 1
Mult.: 1

Distributed I/O Modules

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

Remote I/O Modules 15 VDC to 28 VDC 350 mA 11 VDC to 28 VDC 4 A Digital DIN Rail
Lumberg Automation I/O Modules 0960 IOL 3816-001 2In Stock
Min.: 1
Mult.: 1

Siemens I/O Modules ET 200SP. F-DQ 4x24VDC/2A PM HF
6Expected 2026/10/19
Min.: 1
Mult.: 1
Distributed I/O Modules
Omron Automation and Safety I/O Modules E-CAT NPN 8In&8 Out 5In Stock
Min.: 1
Mult.: 1

Remote I/O Modules
Weidmuller I/O Modules UR20-4AO-UI-16-M-DIAG 6In Stock
Min.: 1
Mult.: 1
Remote I/O Modules 24 VDC Analog Push-In
Omron Automation and Safety I/O Modules 2pt Analog Input 3In Stock
Min.: 1
Mult.: 1

Remote I/O Modules 10 VAC 20 mA DC DIN Rail
Omron Automation and Safety I/O Modules NX 2Pt A/D +-10 1/8k 250us SE 21In Stock
Min.: 1
Mult.: 1
Remote I/O Modules
Schneider Electric I/O Modules TELEFAST 2OUTPUT MOD 16 CHAN-W/O RELAYS 3In Stock
Min.: 1
Mult.: 1
Relay Output Sub-Bases
Schneider Electric I/O Modules TELEFAST 2 MODULE 250VAC 5AMP 12In Stock
Min.: 1
Mult.: 1
Relay Output Sub-Bases