PLC Modules

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GE Fanuc IC693ACC302B GE Fanuc

$0.00

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HIGH CAPACITY BATTERY PACK. THE NEW AUXILIARY BATTERY PACK (

GE Fanuc IC694PWR330 GE Fanuc

$1,025.91

In stock, 11 units

IC694PWR330 High Capacity Power Supply GE Fanuc RX3i Series. Nominal Rated Voltage: 120/240 VAC or 125 VDC. Input Voltage Range: 85 to 264 VAC or 100 to 300 VDC. Input Power: 100 VA with VAC or 50 W with VDC. Load Capacity: 30 Watts.

GE Fanuc IC697MDL750B GE Fanuc

$1,473.20

Only 1 unit left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC694APU305 Ge Fanuc

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I/O PROCESSOR HIGH SPEED COUNTER FOR GRAY CODE ENCODER OR A QUAD B ENCODER. 30 KHZ ABOLUTE ENCODER OR 200 KHZ A QUAD B ENCODER

GE Fanuc IC697BEM733F GE Fanuc

$3,983.10

Only 1 unit left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc DS3800HRDB1C1B GE Fanuc

$3,091.68

Only 3 units left

Buy the FANUC DS3800HRDB1C1B - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC DS3800HRDB1C1B is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc DS3800NFCD1S1L GE Fanuc

$4,155.68

Only 3 units left

Buy the FANUC DS3800NFCD1S1L - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC DS3800NFCD1S1L is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc IC693DSM314A GE Fanuc

$0.00

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Buy the FANUC IC693DSM314A - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC IC693DSM314A is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc IC697PWR711E GE Fanuc

$1,550.00

Only 3 units left

Buy the FANUC IC697PWR711E PLC Module - a programmable logic controller component from FANUC's industrial automation platform. Provides reliable process control, I/O interfacing, and communication capabilities for manufacturing and process systems. The FANUC IC697PWR711E is a direct drop-in replacement for existing PLC installations.

GE Fanuc IC697CPU772B GE Fanuc

$3,057.79

Only 2 units left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC200UDR164 Ge Fanuc

$1,740.00

Only 2 units left

VersaMax Micro 64 point PLC 40 24VDC In 24 Relay Out

GE Fanuc DS3800DEPB1A1B GE Fanuc

$0.00

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Buy the FANUC DS3800DEPB1A1B - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC DS3800DEPB1A1B is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc IC693PCM300K GE Fanuc

$3,258.90

Only 3 units left

Buy the FANUC IC693PCM300K - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC IC693PCM300K is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc IC697CPM925-AA GE Fanuc

$1,639.23

Only 1 unit left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC600YB947 Ge Fanuc

$0.00

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I/O LINK MODULE SERIES SIX

GE Fanuc IC697MDL341D GE Fanuc

$2,414.25

Only 2 units left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC697CMM742-HJ GE Fanuc

$5,675.74

Only 3 units left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC694ALG222 Ge Fanuc

$2,404.98

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ANALOG 16 POINT SINGLE ENDED/8 CHANNEL DIFFERENTIAL

GE Fanuc IC693CPU331-CE GE Fanuc

$2,610.00

Only 2 units left

GE PLC CPU MODULE.

GE Fanuc DS3800NAIF1A1A GE Fanuc

$2,189.21

Only 3 units left

Buy the FANUC DS3800NAIF1A1A Control Board - an electronic circuit board providing essential control, signal processing, or interface functions for FANUC systems. This genuine FANUC DS3800NAIF1A1A PCB is a direct replacement for maintaining existing installations.

GE Fanuc IC600BF921K GE Fanuc

$1,450.00

Only 3 units left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC693PWR321LTY GE Fanuc

$1,856.00

Only 1 unit left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc IC600CB537 GE Fanuc

$3,795.52

Only 3 units left

Communications Control Module Type 3

GE Fanuc IC694BEM340 Ge Fanuc

$0.00

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BUS CONTROLLER, FIP 1.0, PACSYSTEMS RX3I

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PLC modules are the expansion and signal processing hardware that extend a programmable logic controller's capabilities beyond the base CPU, covering digital and analog I/O, specialty functions, communication interfaces, and power supply modules installed in the controller rack or station. PLC Direct supplies PLC modules as an independent supplier, carrying surplus sealed, refurbished, and used hardware for maintenance and replacement across the major PLC platforms deployed in installed automation systems.

Where Are PLC Modules Used in Industrial Environments?

PLC modules are used wherever a base PLC controller requires additional I/O channels, signal types, or functional capabilities beyond what the CPU alone provides, from local rack expansion to distributed I/O stations across a facility. These components are present in virtually every modular PLC installation, handling field signal acquisition, output control, specialty measurement, and network communication alongside the controller CPU.

Facilities and operations that depend on PLC modules include:

Discrete manufacturing plants expanding PLC I/O capacity at machine control panels and distributed field cabinets across production lines.
Food and beverage processing facilities adding analog input and output modules for temperature, pressure, and flow measurement in batch and continuous process control.
Automotive assembly operations using specialty function modules for high-speed counter inputs, encoder feedback, and motion control coordination.
Water and wastewater treatment plants extending PLC I/O across pump station control panels and remote treatment process equipment.
Packaging and material handling operations where high channel-count digital I/O modules handle the sensor and actuator density of automated sorting and conveyor systems.

A failed or discontinued PLC module in a production system requires a like-for-like replacement to restore the channel capacity and signal type that the controller program depends on.

Which Brands of PLC Modules Does PLC Direct Stock?

PLC Direct stocks PLC modules across the major controller platforms deployed in installed automation systems worldwide.

Siemens SIMATIC S7-1200, S7-1500, and ET 200SP modules: Analog input modules across the SM1231 series, digital I/O modules for S7-1200 and S7-1500 racks, and ET 200SP distributed I/O modules including AI and DI/DQ types with PROFINET interface modules confirmed in stock.
Omron CJ Series I/O and special function modules: CJ1W digital input, digital output, and analog I/O modules alongside special function modules including high-speed counter units and expansion I/O control units for installed CJ Series PLC architectures.
Schneider Electric Modicon Quantum and M580 I/O modules: Discrete and analog expansion modules for the Modicon Quantum 140-series platform and Modicon M580 BMEP/BMEH series, covering the full range of field signal types used in installed Modicon process and machine control systems.
B&R X20 System I/O modules: Digital and analog I/O modules, power supply modules, and interface components within the X20 modular system, used in machine and line automation architectures with POWERLINK communication.

PLC Direct carries PLC modules as surplus sealed, refurbished, and used hardware, giving maintenance teams options across condition grades and budget requirements.

What Should You Know Before Ordering PLC Modules?

Hardware condition options: PLC Direct supplies PLC modules in surplus sealed, refurbished, and used condition. Surplus sealed units are factory-sealed stock that has not been previously installed; refurbished modules have been inspected and tested to confirm operational functionality; used hardware is sourced from decommissioned systems and suits facilities managing lifecycle replacements under budget constraints.

Compatibility and part identification: PLC modules are platform-specific and must be matched to the correct controller series, rack or backplane type, and in some cases, firmware version of the installed CPU. A Siemens S7-1200 signal module, for example, is not compatible with an S7-1500 rack, and ET 200SP peripheral modules require a matched interface module for the network protocol in use. Confirm the full module part number, controller series, and rack slot requirements from the installed system's documentation before ordering.

Warranty: All PLC module hardware purchased from PLC Direct carries a standard 1-year PLC Direct warranty covering defects and functionality, applicable to surplus sealed, refurbished, and used products.

PLC Direct supplies PLC module hardware for replacement and maintenance purposes and does not provide system design, programming, or integration services.

Frequently Asked Questions

Modular PLC systems accept several categories of expansion hardware: digital input and output modules for discrete field signals, analog input and output modules for measurement and control of continuous process variables, specialty function modules for high-speed counting, encoder feedback, and motion positioning, communication modules for fieldbus and industrial Ethernet connectivity, and power supply modules for distributed rack power. The available module types depend on the controller platform and the rack or backplane architecture in use.

The controller series and rack type determine which modules are mechanically and electrically compatible, but firmware version can also be a factor on newer platforms where module functionality depends on CPU firmware support. For Siemens SIMATIC systems, the module's product lifecycle status and any associated firmware prerequisites are documented in the hardware manual and should be checked against the installed CPU version before ordering.

The impact depends on the controller platform and how the failed module is configured in the hardware setup. Most modern PLC platforms detect a missing or faulted module and log a diagnostic event in the CPU's fault buffer, while continuing to execute the control program with the affected I/O channels forced to a safe state. In systems without hot-swap capability, replacing the module typically requires a controlled restart of the affected station.

Many modules from legacy platforms, including Siemens SIMATIC S7-200, Modicon Quantum, and Omron CJ Series, remain available through independent suppliers well after manufacturer discontinuation, as the installed base of these systems continues to generate replacement demand. Contact PLC Direct with the part number to check current availability for legacy module hardware.

A local rack module installs directly in the PLC's main rack or expansion rack and communicates with the CPU over the backplane bus, while a distributed I/O module is part of a remote station connected to the controller over a fieldbus or industrial Ethernet network such as PROFIBUS, PROFINET, or EtherCAT. Local modules offer lower latency and simpler configuration; distributed modules reduce long field cable runs by positioning I/O hardware closer to the field devices they connect to.