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I/O Modules

I/O Modules are an essential part of many automation operations and when replacement I/O modules are needed, MRO is your destination. With an extensive range of Control Techniques, Fanuc, Schneider Electric, Siemens and Yaskawa I/O modules, replacing parts becomes a breeze. Explore I/O modules suitable for a wide range of applications. With reliable next day shipping and a minimum one year warranty, count on MRO for the best service every time.

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Latest I/O Modules

6ES7231-0HC22-0XA0 Image

6ES7231-0HC22-0XA0

Siemens I/O Modules

ANALOG INPUT MODULE 4 POINT, ANALOG, 0-10 VDC, 12 BIT CONVERTER

in stock
6ES7235-0KD22-0XA0 Image

6ES7235-0KD22-0XA0

Siemens I/O Modules

SIMATIC S7-200 EM 235 ANALOG I/O MODULE, ANALOG CURRENT/VOLTAGE INPUTS, ONLY FOR S7-22X CPU, 21/28 VDC, 12 BIT CONVERTER

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6ES7321-1BH02-0AA0 Image

6ES7321-1BH02-0AA0

Siemens I/O Modules

SIMATIC S7-300 ISOLATED, 16 DIGITAL INPUTS, 24 VDC, 1 X 20 POLE

in stock
6ES7321-1BH50-0AA0 Image

6ES7321-1BH50-0AA0

Siemens I/O Modules

SIMATIC S7-300 16POINT INPUT MODULE, DIGITAL, ISOLATED, 24VDC, 20PIN

in stock
6ES7321-1BL00-0AA0 Image

6ES7321-1BL00-0AA0

Siemens I/O Modules

SIMATIC S7 32 POINT, DIGITAL, ISOLATED, 24 VDC, 1 X 40 POLE

in stock
6ES7322-1BF01-0AA0 Image

6ES7322-1BF01-0AA0

Siemens I/O Modules

SIMATIC S7 ISOLATED, 8 DO, 24 VDC, 2 AMP, 1X 20-POLE

in stock
6ES7322-1BH01-0AA0 Image

6ES7322-1BH01-0AA0

Siemens I/O Modules

SIMATIC S7-300 OUTPUT MODULE, 16 POINT, DIGITAL, ISOLATED, 0.5 AMP, 24 VDC, 1 X 20 POLE, TOTAL CURRENT 4 AMP / GROUP, 8 AMP / MODULE

in stock
6ES7322-1BL00-0AA0 Image

6ES7322-1BL00-0AA0

Siemens I/O Modules

SIMATIC S7-300 DIGITAL OUTPUT MODULE

in stock
6ES7322-1FL00-0AA0 Image

6ES7322-1FL00-0AA0

Siemens I/O Modules

Siemens 6ES7322-1FL00-0AA0 I/O Module

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6ES7322-1HH00-0AA0 Image

6ES7322-1HH00-0AA0

Siemens I/O Modules

OUTPUT MODULE, 16 POINT RELAY, 120 VAC, 24 VDC

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6ES7322-1HH01-0AA0 Image

6ES7322-1HH01-0AA0

Siemens I/O Modules

SIMATIC S7-300, DIGITAL OUTPUT SM 322, ISOLATED 16 DO, RELAY CONTACTS, 1X 20-POLE

in stock
6ES7322-5HF00-0AB0 Image

6ES7322-5HF00-0AB0

Siemens I/O Modules

SIMATIC S7 DIGITAL OUTPUT SM 322, ISOLATED, 8 DO (RELAY), 1X 40-POLE, 24 V DC

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6ES7323-1BH01-0AA0 Image

6ES7323-1BH01-0AA0

Siemens I/O Modules

SIMATIC S7-300 DIGITAL I/O MODULE

in stock
6ES7323-1BL00-0AA0 Image

6ES7323-1BL00-0AA0

Siemens I/O Modules

SIMATIC S7-300 ISOLATE, 16 INPUT, 16 OUTPUT, 24 VD, 0.5 , TOTAL CURRENT 4 , 1 X 40 POLE

in stock
6ES7326-1BK02-0AB0 Image

6ES7326-1BK02-0AB0

Siemens I/O Modules

SIMATIC S7 DIGITAL INPUT SM 326, F-DI 24X24 V DC, FAIL-SAFE DIGITAL INPUT FOR SIMATIC S7 F-SYSTEMS WITH DIAGNOSTIC ALARM, UP TO CATEGORY 4 (EN 954-1)...

in stock
6ES7326-2BF41-0AB0 Image

6ES7326-2BF41-0AB0

Siemens I/O Modules

S7 SERIES FAIL-SAFE DIGITAL OUTPUT SWITCH 24 VDC, 75 AMP, 12 WATT, 8 X DIGITAL OUTPUTS, SHORT CIRCUIT PROTECTION, 2-30 HZ SWITCHING FREQUENCY

in stock
6ES7331-7KF02-0AB0 Image

6ES7331-7KF02-0AB0

Siemens I/O Modules

SIMATIC S7-300 24 V, 8 ANALOG INPUTS, 9/12/14 BITS RESOLUTION

in stock
6ES7331-7PF01-0AB0 Image

6ES7331-7PF01-0AB0

Siemens I/O Modules

SIMATIC S7-300 ANALOG INPUT MODULE

in stock
6ES7331-7PF11-0AB0 Image

6ES7331-7PF11-0AB0

Siemens I/O Modules

Siemens 6ES7331-7PF11-0AB0 I/O Module

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6ES7332-5HD01-0AB0 Image

6ES7332-5HD01-0AB0

Siemens I/O Modules

SIMATIC S7 ANALOG OUTPUT MODULE, SM 332, 4 OUTPUT CHANNELS, 11/12 BITS RESOLUTION, 20 PIN

in stock