
| Product | |
| Article Number (Market Facing Number) | 6ES79724AA020XA0 | 6ES79724AA020XA0 |
| Product Description | *** spare part *** SIMATIC DP, Power Rail Booster Signal amplifier for the transfer of the PROFIBUS DP via sliding contacts max. 500 Kbit/s |
| Product family | Not available |
| Product Lifecycle (PLM) | PM410:Product cancellation |
| Additional Product Information | |
| EAN | 4042948792438 |
| UPC | 662643043846 |
| Commodity Code | 85176200 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | X05F |
| Group Code | R151 |
| Country of origin | Germany |
| SCIP number | ac8039a1-9b81-40c3-987c-9fdf66a3993e |
| Delivery information | |
| Net Weight (lb) | 1.098 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES71511AA050AB0 | 6ES71511AA050AB0 |
| Product Description | ***Spare part*** SIMATIC DP, Interface module IM 151-1 Standard for ET 200S; incl. termination module Data volume of 244 bytes each for inputs and outputs; max. 63 I/O modules PROFIBUS DP V0 and V1 up to 2 m width can be connected; Bus connection via 9-pin D-sub |
| Product family | Not available |
| Product Lifecycle (PLM) | PM500:Discontinued Product or end of PLM & Support |
| Additional Product Information | |
| EAN | 4025515076537 |
| UPC | 662643400878 |
| Commodity Code | 85176200 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | 4467 |
| Group Code | R111 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 0.381 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES71555AA000AC0 | 6ES71555AA000AC0 |
| Product Description | *** spare part *** SIMATIC ET 200MP. PROFINET IO device interface module IM 155-5 PN HF, for ET 200MP electronic modules; up to 12 IO modules without PS; up to 30 IO modules with additional PS; integrated 2-port switch; RJ45 shared device; MRP; IRT >=0.25 ms; isochronous mode firmware update; I&M0...3; prioritized startup, S2 redundancy; shared device with 4 controllers suitable for operation with the active backplane bus (FW V4.4 or higher) |
| Product family | Not available |
| Product Lifecycle (PLM) | PM410:Product cancellation |
| Additional Product Information | |
| EAN | 4047623402237 |
| UPC | 887621790059 |
| Commodity Code | 85176200 |
| LKZ_FDB/ CatalogID | ST73 |
| Product Group | X06U |
| Group Code | R151 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 0.791 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES72121BD300XB0 |
| Product Description | ***Spare part*** SIMATIC S7-1200, CPU 1212C, compact CPU, AC/DC/relay, onboard I/O: 8 DI 24 V DC; 6 DO relay 2 A; 2 AI 0-10 V DC, Power supply: AC 85-264 V AC at 47-63 Hz, Program/data memory 25 KB |
| Product family | Not available |
| Product Lifecycle (PLM) | PM500:Discontinued Product or end of PLM & Support |
| Additional Product Information | |
| EAN | 6940408100299 |
| UPC | Not available |
| Commodity Code | 85371091 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | 9040 |
| Group Code | R132 |
| Country of origin | China |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 0.877 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES72162BD230XB0 | 6ES72162BD230XB0 |
| Product Description | ***Spare part*** SIMATIC S7-200, CPU 226 Compact unit, AC power supply 24 DI DC/16 DO relay 16/24 KB progr./10 KB data, 2 PPI/user-programmable interface |
| Product family | Not available |
| Product Lifecycle (PLM) | PM410:Product cancellation |
| Additional Product Information | |
| EAN | 4025515071037 |
| UPC | 662643188356 |
| Commodity Code | 85371091 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | 4255 |
| Group Code | R131 |
| Country of origin | China |
| SCIP number | f26e57ad-2185-457a-9b3f-756a3fb04dcf |
| Delivery information | |
| Net Weight (lb) | 1.259 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES71481EH110XA0 | 6ES71481EH110XA0 |
| Product Description | ***Spare part*** SIMATIC DP, Pneumatic interface EM 148-P for ET 200X 16 DO pneumatics for coupling with Festo valve terminal CPV-14; |
| Product family | Not available |
| Product Lifecycle (PLM) | PM500:Discontinued Product or end of PLM & Support |
| Additional Product Information | |
| EAN | 4025515065999 |
| UPC | 662643221329 |
| Commodity Code | 85389091 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | 4468 |
| Group Code | R111 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 1.175 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES75163FN020AB0 | 6ES75163FN020AB0 |
| Product Description | *** spare part *** SIMATIC S7-1500F, CPU 1516F-3 PN/DP, central processing unit with work memory 1.5 MB for program and 5 MB for data, 1st interface: PROFINET IRT with 2-port switch, 2nd interface: PROFINET RT, 3rd interface: PROFIBUS, 10 ns bit performance, SIMATIC Memory Card required |
| Product family | Not available |
| Product Lifecycle (PLM) | PM410:Product cancellation |
| Additional Product Information | |
| EAN | 4047623410492 |
| UPC | 195125053533 |
| Commodity Code | 85371091 |
| LKZ_FDB/ CatalogID | ST73 |
| Product Group | 4A7E |
| Group Code | R152 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 1.321 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

Main
| Characteristic | Value(s) |
|---|---|
| Range of Product | Modicon Quantum automation platform |
| Product or Component Type | RIO head-end adaptor module |
Complementary
| Characteristic | Value(s) |
|---|---|
| Product Compatibility | Symax (any mix) Quantum 200/500/800 series |
| Maximum drops/network | 31 |
| I/O words/drop | 64 I/64 O |
| Type of cable | 75 Ohm coaxial |
| Transmission Rate | 1544 Mbit/s |
| Dynamic range | 35 dB |
| Isolation voltage | 500 V DC coaxial center and ground |
| Electrical connection | 2 female connectors F, elbowed with redundant cable |
| Diagnostics startup | Memory check LAN controller check Power up |
| Power dissipation in W | 3 W 2 channels |
| Marking | CE |
| Bus current requirement | 750 mA 2 channels |
| Module format | Standard |

IC694ALG392 WITH 8 Channel, Current/Voltage, Analog Output Module from the GE Fanuc RX3i Series.�Voltage Range: 0 to +10 V, -10 to +10 V.�Current Range: 0-20 mA, 4-20 mA

POWERLINK for real-time Ethernet communication Integrated hub for efficient cabling Configurable ring redundancy The interface module can be used to expand the X20 CPU for specific applications. It is equipped with an POWERLINK interface. The interface has two RJ45 sockets. Both connections lead to an integrated hub. This makes it easy to create daisy-chain connections using POWERLINK.

| Product | |
| Article Number (Market Facing Number) | 6ES73135BF030AB0 | 6ES73135BF030AB0 |
| Product Description | ***Spare part*** SIMATIC S7-300, CPU 313C, Compact CPU with MPI, 24 DI/16 DO, 4 AI, 2 AO, 1 Pt100, 3 high-speed counters (30 kHz), Integr. power supply 24 V DC, work memory 64 KB, Front connector (2x 40-pole) and Micro Memory Card required |
| Product family | Not available |
| Product Lifecycle (PLM) | PM500:Discontinued Product or end of PLM & Support |
| Additional Product Information | |
| EAN | 4025515074533 |
| UPC | Not available |
| Commodity Code | 85371091 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | 4256 |
| Group Code | R132 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 1.596 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES72121BE400XB0 | 6ES72121BE400XB0 |
| Product Description | SIMATIC S7-1200, CPU 1212C, COMPACT CPU, AC/DC/RLY, ONBOARD I/O: 8 DI 24V DC; 6 DO RELAY 2A; 2 AI 0 - 10V DC, POWER SUPPLY: AC 85 - 264 V AC AT 47 - 63 HZ, PROGRAM/DATA MEMORY: 75 KB NOTE: !!V13 SP1 PORTAL SOFTWARE IS REQUIRED TO PROGRAM!! |
| Product family | CPU 1212C |
| Product Lifecycle (PLM) | PM300:Active Product |
| Additional Product Information | |
| EAN | 4047623402725 |
| UPC | 887621769017 |
| Commodity Code | 85371091 |
| LKZ_FDB/ CatalogID | ST72 |
| Product Group | 4509 |
| Group Code | R132 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 0.825 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES71326BD200DA0 | 6ES71326BD200DA0 |
| Product Description | SIMATIC ET 200SP, digital output module, DQ 4x 24 V DC/2A High Speed, Pack quantity: 1 unit suitable for BU type A0, Color code CC00, 3 alternative operating modes: DQ, Oversampling, PWM Module diagnostics |
| Product family | Digital output modules |
| Product Lifecycle (PLM) | PM300:Active Product |
| Additional Product Information | |
| EAN | 4047623405641 |
| UPC | 804766209352 |
| Commodity Code | 85389091 |
| LKZ_FDB/ CatalogID | ST76 |
| Product Group | 4520 |
| Group Code | R151 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 0.084 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES72320HB220XA0 | 6ES72320HB220XA0 |
| Product Description | ***Spare part*** SIMATIC S7-200, Analog output EM 232, only for S7-22X CPU, 2 AO, +/-10 V DC, 12 bit converter |
| Product family | Not available |
| Product Lifecycle (PLM) | PM410:Product cancellation |
| Additional Product Information | |
| EAN | 4025515162599 |
| UPC | 662643187540 |
| Commodity Code | 85389091 |
| LKZ_FDB/ CatalogID | ST9-E5 |
| Product Group | 4557 |
| Group Code | R131 |
| Country of origin | China |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 0.265 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES71971LA120XA0 | 6ES71971LA120XA0 |
| Product Description | SIMATIC S7-400H, Y-Link for connection of single-channel DP slaves to S7-400H & AS 410H |
| Product family | Ordering Data Overview |
| Product Lifecycle (PLM) | PM300:Active Product |
| Additional Product Information | |
| EAN | Not available |
| UPC | 804766142079 |
| Commodity Code | 85176200 |
| LKZ_FDB/ CatalogID | ST74 |
| Product Group | 2488 |
| Group Code | R336 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 2.425 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

| Product | |
| Article Number (Market Facing Number) | 6ES74310HH000AB0 | 6ES74310HH000AB0 |
| Product Description | SIMATIC S7-400, analog input SM 431, non-isolated 16 AI, resolution 13 bit, +/-10 V, +/-20 mA, 4 - 20 mA 20 ms conversion time |
| Product family | SM 431 analog input module |
| Product Lifecycle (PLM) | PM300:Active Product |
| Additional Product Information | |
| EAN | 4025515128960 |
| UPC | 662643184266 |
| Commodity Code | 85389091 |
| LKZ_FDB/ CatalogID | ST74 |
| Product Group | 4041 |
| Group Code | R338 |
| Country of origin | Germany |
| SCIP number | Not available |
| Delivery information | |
| Net Weight (lb) | 1.821 lb |
| Package size unit of measure | Inch |
| Packaging Quantity | 1 |

Main
| Characteristic | Value(s) |
|---|---|
| Range of Product | Modicon Quantum automation platform |
| Product or Component Type | Power supply module |
| Power supply type | Redundant |
Complementary
| Characteristic | Value(s) |
|---|---|
| Input voltage | 24 V 20...30 V) DC |
| Input current | 3800 mA |
| Inrush current | 14 A 20 V 25 A 24 V |
| Maximum input power interruption | 100 ms 1 ms 20 V |
| Associated fuse rating | 5 A, slow-blow |
| Output voltage | 5.1 V DC |
| Power supply output current | 8 A redundant |
| Output overvoltage protection | Internal |
| Output overload protection | 2.3 x maximum rated input voltage for 1.3 ms |
| Power dissipation | 6 + (1.8 x Iout) where Iout is in A |
| Alarm output | 1 NC 6 A 220 V power supply fault |
| Local signalling | 1 LED (green) for power (PWR OK) |
| Marking | CE |
| Module format | Standard |
| Product Weight | 1.43 lb(US) (0.65 kg) |

Main
| Characteristic | Value(s) |
|---|---|
| Range of Product | Modicon Quantum automation platform |
| Product or Component Type | High-speed counter module |
| Number of channels | 2 |
Complementary
| Characteristic | Value(s) |
|---|---|
| Addressing requirement | 6 output words 6 input words |
| Data format | 2147483647 dec 32 bits 65535 dec 16 bits |
| Counting input type | Incremental or quadrature |
| Counting frequency | 500000 Hz |
| Discrete input voltage | < 30 V |
| Operating mode | Incremental or quadrature discrete input |
| Input resistance | 10 kOhm discrete input |
| Operating threshold | 0...11 V single ended mode 24 V DC at state off 0...2 V single ended mode 5 V DC at state on 0 V single ended mode 12 V DC at state on 13...24 V single ended mode 24 V DC at state on 2...7 V single ended mode 12 V DC at state off >= 1.8 V differential mode 3.5...5 V single ended mode 5 V DC at state off |
| Discrete output number | 4 |
| Discrete output type | Field Effect Transistor (FET) |
| Discrete output voltage | 0 V switch off DC 0.4 V switch on DC |
| Load current | 0.5 A |
| Maximum leakage current | 0.4 mA state off |
| Maximum voltage drop | <0.4 V state on |
| Protection type | 36 V transorb discrete output |
| Isolation between channels and bus | 1780 Vrms 60 s |
| Fault type | Loss of output field power |
| Output short-circuit protection | Blown fuse 2.5 A |
| Power dissipation | 4 + (0.4 x total module load current) |
| Bus current requirement | 650 mA |
| External power requirement | 19.2...30 V |
| Rack type | Local Remote Distributed |
| Local signalling | for channel status 2 LEDs |
| Marking | CE |
| Current consumption | <= 1050 mA 24 V DC external power supply |
| Module format | Standard |
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.
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Food and beverage processing facilities adding analog input and output modules for temperature, pressure, and flow measurement in batch and continuous process control.
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Automotive assembly operations using specialty function modules for high-speed counter inputs, encoder feedback, and motion control coordination.
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Water and wastewater treatment plants extending PLC I/O across pump station control panels and remote treatment process equipment.
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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.
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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.
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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.
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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.
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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.






