PLC Input & Output Modules
Upgrade your PLC system with used input & output modules. Popular brands include, Opto 22, Allen-Bradley, Cognex, AEG, Modicon and more.
Showing 1–20 of 155 resultsSorted by latest
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Siemens 6ES7223-1QH30-0XB0 IMATIC S7-1200 SM1223 16DI/16DO Digital I/O Module
$710.00 Add to cart -
Siemens 6ES7222-1HH30-0XB0 SIMATIC S7-1200 SM1222 16DO Relay Output Module
$240.00 Add to cart -
Allen-Bradley 1756-IB16 ControlLogix Digital Input Module, 16pt, 12/24VDC, Ser A
$45.00 Add to cart -
Allen-Bradley 1794-IB16 Digital Input Module 16 Point Ser A with 1794-TB3 Termin
$30.00 Add to cart -
Cognex 821-0016-2R B / 825-0034-2R In-Sight CIO-MICRO I/O Module
$265.00 Add to cart -
Square D SPX2A2A2AV2 Seriplex I/O Interface Module, Version 2.0
$315.00 Add to cart -
Opto 22 DA5 Analog Output Module 0 to +10V Output
$20.00 Add to cart -
Opto 22 G4PB16H 16-Channel G4 I/O Rack with Optomux B1 Brain Board
$135.00 Add to cart -
Opto 22 G4 IDC5D Input Module 2.5-28VDC, 5V Logic
$40.00 Add to cart -
Opto 22 B2 16-Channel Analog Optomux Protocol Brain Board
$70.00 Add to cart -
Opto 22 AD7 Analog Input Module 0 to 10V Input
$20.00 Add to cart -
Opto 22 PB16AH 16-Channel Analog Mounting Rack G1 I/O
$55.00 Add to cart -
Opto 22 DA4T Analog Output Module 0 to +5V Output
$25.00 Add to cart -
Opto 22 AD6T Analog Input Module 0 to 5V Input
$25.00 Add to cart -
Opto 22 G4 OAC5 Output Module, 120 VAC 3A, 5V Logic
$70.00 Add to cart -
Allen-Bradley 1762-L24BWA MicroLogix 1200 PLC 14 Digital In / 10 Relay Out
$225.00 Add to cart -
GE Fanuc IC693ALG221E Analog Input Module, 4-Channel, 0/4-20 mA
$60.00 Add to cart -
GE Fanuc IC693MDL940E Series 90-30 Relay Output Module, Relay 2A, 16-Point
$150.00 Add to cart -
Allen-Bradley 1762-OB8 MicroLogix 8-Point Digital DC Output Module Ser A Rev A
$40.00 Add to cart -
Omron CJ1W-DA08V Analog Output Module 8-Channel Voltage PLC I/O Unit
$165.00 Add to cart