I/O Modules

Our extensive inventory of industrial I/O modules provides the essential interface between central processing units and field-level instrumentation, ensuring precise signal acquisition and command execution. We stock a wide range of high-density digital and high-resolution analog modules, including industry-standard components like the Allen-Bradley 1756-IB16, Siemens 6ES7 series, and ABB S800 I/O systems. These modules support various signal types such as 4-20mA current loops, RTD/Thermocouple inputs, and high-speed pulse counters, all engineered with advanced galvanic isolation and diagnostic features to protect your control architecture from electrical noise. Whether you are maintaining a legacy Honeywell TDC 3000 rack or expanding a modern Bently Nevada 3500 monitoring system, our hardware offers the reliability needed for mission-critical process loops. Each module is verified for low-latency communication across backplanes like EtherNet/IP, Profibus, and Foundation Fieldbus, providing seamless integration for complex distributed control environments.

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1746-IO12 1746-IO12
-67%
AB 1746-IO12 SLC 500 Combination I/O Module 120VAC 6-In 6-Out Relay
Regular price $469.00 Sale price$154.00
140DDM39000 140DDM39000
-55%
Schneider Electric 140DDM39000 Modicon Quantum Mixed I/O Module 24V DC
Regular price $366.00 Sale price$164.00
IC694MDR390 IC694MDR390
-50%
IC694MDR390 GE Fanuc RX3i PacSystem I/O Module Relay Input Output Unit
Regular price $260.00 Sale price$130.00
IC200MDD843 IC200MDD843
-45%
IC200MDD843 GE VersaMax Mixed I/O Module – 10 Input/6 Relay Output
Regular price $300.00 Sale price$165.00
FC-RUSIO-334 FC-RUSIO-334
-50%
FC-RUSIO-334 Honeywell Remote Universal Serial I/O Module New
Regular price $200.00 Sale price$100.00
FR-ECAT FR-ECAT
-57%
FR-ECAT Flexem EtherCAT Bus Coupler Distributed I/O Module
Regular price $357.00 Sale price$152.00
AAI841-S00 AAI841-S00
-50%
Yokogawa AAI841-S00 I/O Module: 4-20mA Signal Processing Unit
Regular price $199.00 Sale price$99.00
AX522 AX522
-62%
AX522 ABB 1SAP250000R0001 AC500 Analog I/O Module
Regular price $423.00 Sale price$159.00
07 AC 91  GJR5 2523 00 R0101 07 AC 91  GJR5 2523 00 R0101
-55%
07 AC 91 ABB 07AC91 Advant Controller 31 Analog I/O Module
Regular price $486.00 Sale price$220.00
AAB841-S00 AAB841-S00
-50%
AAB841-S00 Yokogawa Analog I/O Module: 8-Channel 1-5V/4-20mA
Regular price $199.00 Sale price$99.00