The Allen Bradley 1734-IB4D Digital Input Module is a four-point I/O module designed to monitor and process 24V DC input signals with integrated diagnostics. This used module is an excellent choice for industrial automation systems, offering reliable performance and real-time feedback to ensure smooth operation. Its compact design allows for easy integration into POINT I/O systems, making it suitable for various distributed control applications where precise and dependable input monitoring is critical.

PHOENIX CONTACT 2891673 Ethernet Switch by Phoenix Contact, used, in good working condition. Ideal for network optimization and reliable connectivity solutions. Don’t miss this opportunity to acquire a quality Ethernet switch for your networking needs.

The Allen Bradley 1734-EP24DC-B POINT I/O Power Supply is a reliable and efficient solution for powering POINT I/O modules in distributed control systems. This used power supply is designed to extend the backplane power capacity and maintain consistent performance across connected modules. With its robust design and compatibility with 24V DC systems, it is an excellent choice for industrial automation setups requiring dependable power distribution.

The Allen Bradley 1734-IB4D I/O Module is a four-point digital DC input module with integrated diagnostics, designed to enhance the performance and reliability of POINT I/O systems. This used module is ideal for monitoring 24V DC signals in distributed control applications. With built-in diagnostic capabilities, it provides real-time feedback, reducing troubleshooting time and ensuring seamless system operation. Compact and rugged, the 1734-IB4D is a perfect choice for industrial automation tasks requiring efficiency and precision.

PHOENIX CONTACT TRIO-PS/1AC/24DC/5 power supply by Phoenix Contact. Model TRIO-PS/1AC/24DC/5, used condition. Ideal for various power supply needs.

The Allen Bradley 1746-OB32/D is a high-density digital output module from the SLC 500 series, designed to meet the needs of demanding industrial automation environments. With its 32 digital output points, this module provides efficient and reliable control over a variety of output devices. As a used unit, it offers an economical and dependable solution for expanding your PLC system while maintaining top-tier performance and compatibility.

The Allen Bradley 1746-OB16E/B is a reliable digital output module designed for the SLC 500 series. As a used module, it provides a cost-efficient option for expanding the output capabilities of your programmable logic controller (PLC) system. This 16-point output module supports a range of industrial automation applications and is built to handle demanding environments with consistent performance.

The Allen Bradley GuardLogix 1753-IB20XOB8/A is a high-performance safety I/O module, designed to meet stringent industrial safety requirements while providing efficient input and output control. As a used module, it offers a cost-effective option for enhancing the safety capabilities of your automation system. Built to integrate seamlessly into GuardLogix safety control platforms, it ensures reliable operation in safety-critical applications.

The Allen-Bradley 1734-IB4D Digital DC Input Module is a dependable and compact solution for monitoring 24V DC digital input signals in POINT I/O systems. This used module features built-in diagnostics for real-time feedback, making it ideal for critical automation tasks that require high reliability and performance. Its small footprint and easy installation capabilities make the 1734-IB4D an excellent choice for a wide range of industrial control applications.

This listing is for a USED FANUC A03B-0819-C103.

16-point DC input module for FANUC I/O systems. Model AID16C, designed for 24VDC digital input applications. Ideal for industrial automation and CNC control environments.

See photos for details.

Part No: A03B-0819-C103
Type: Digital Input Module
Condition: USED
Input Voltage: 24 VDC
Input Points: 16
Response Time: 20 ms
Terminal Block: Negative Input
Model: AID16C

Please message us with any questions.

SIEMENS 6ES7 322-1BH01-0AA0 PLC Input/Output Module, used condition. Enhance your automation systems with this reliable module from a leading manufacturer in industrial solutions.

This listing is for a USED Allen-Bradley 1794-IV16. It is designed for digital input control in Flex I/O systems. This unit is categorized as a PLC I/O module and includes the following capabilities: 16-point DC input, 24V DC voltage rating, and compatibility with Allen-Bradley Flex I/O systems.

This listing is for a USED Siemens 6ES7 321-1BL00-0AA0.

SIMATIC S7-300 SM321 digital input module with 32 optically isolated inputs. Designed for industrial automation systems requiring reliable 24 VDC input processing.

See photos for details.

Part No: 6ES7 321-1BL00-0AA0
Type: Digital Input Module
Condition: USED
Input Channels: 32 DI
Input Voltage: 24 VDC
Connector: 40-pin
Mounting: DIN Rail
Please message us with any questions.

This listing is for a used Allen Bradley 1734 IB8/C Point I/O Input Module.
Digital input module for Point I/O systems in industrial automation applications.

Item is clean and was removed from a working system. See photos for details.

Part No: 1734 IB8/C
Type: Point I/O Input Module
Condition: USED

Please message us with any questions.

This listing is for a USED SIEMENS 6ES7 138-4CB10-0AB0 Power Module PM-E for ET 200S.

This power module supports both 24–48V DC and 24–230V AC input voltages and provides diagnostics and backup functionality for Siemens ET 200S distributed I/O systems.

See photos for details.

Part No: 6ES7 138-4CB10-0AB0
Type: Power Module PM-E
Condition: USED
Key Specs:
– Input Voltage: 24–48V DC or 24–230V AC
– Width: 15 mm
– Diagnostics and backup functions

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This listing is for a used Allen Bradley 1769-ECR Compact I/O end cap.
This right-end terminator is required to complete the communication bus in a CompactLogix or MicroLogix 1500 I/O assembly.

See photos for details.

Part No: 1769-ECR
Type: Compact I/O Right End Cap
Condition: USED

Terminates the end of a 1769 I/O module bank
Required for proper communication and power distribution
Compatible with CompactLogix and MicroLogix 1500 systems
Compact DIN rail or panel mountable design
Includes integrated bus connector and locking mechanism

This listing is for a USED SIEMENS 6ES7 138-4FR00-0AA0.

This is a SIMATIC ET200S F-RO relay output module designed for safety-related applications. It features two normally open relay outputs, supports 24V DC logic, and handles load voltages from 24 to 230V AC/DC up to 5A. Fits a 30 mm slot in ET200S backplanes.

See photos for details.

Part No: 6ES7 138-4FR00-0AA0
Type: ET200S F-RO Relay Output Module
Condition: USED
Logic Voltage: 24V DC
Load Voltage: 24–230V AC/DC
Max Current: 5A
Channels: 2× NO
Please message us with any questions.

ALLEN BRADLEY 1769-ECR /A Right Hand End Cap available. Used PLC chassis part, ideal for integrating with your control system needs. Enhance your setup with this reliable component from a trusted brand.

SIEMENS 6ES7 132-4BD01-0AA0 Simatic S7 Digital Output Module available in used condition. Ideal for PLC I/O needs, this module offers reliable performance from the trusted brand SIEMENS. Limited quantity available.

SIEMENS 6ES7 322-1BH01-0AA0 Simatic S7 Output Module available, model for PLC systems. Enhance your automation with this reliable used component from Siemens. Ideal for industrial applications.

This listing is for a NEW OPTO 22 G4 IAC5.
Digital AC input module rated for 90–140 VAC/VDC with 5 VDC logic output. Provides 4000 V optical isolation and high noise rejection. Ideal for sensing voltage presence or contact closures in industrial automation systems.
See photos for details.
Part No: G4 IAC5
Type: Digital AC Input Module
Condition: NEW
Input Voltage: 90–140 VAC/VDC
Logic Voltage: 5 VDC
Isolation: 4000 V Optical
Operating Temp: -30°C to +70°C
Termination Style: Solder Pin
Please message us with any questions.

This listing is for a USED Siemens 6ES7 138-4CB10-0AB0 Power Module. It is designed for power supply and distribution within SIMATIC ET 200S distributed I/O systems. This unit is categorized as a PLC power module and includes the following capabilities: provides load voltage for connected modules, compact design for ET 200S stations, and secure wiring interface.

This listing is for a USED Allen-Bradley 1794-IB16. It is designed for monitoring 16 discrete input signals in industrial automation systems. This unit is categorized as a Digital Input Module and includes the following capabilities: 16-point input, compatible with FLEX I/O systems, and DIN rail mounting.

This listing is for a NEW Allen Bradley 1756-N2 Card Slot Filler, Series B. It is designed for use in ControlLogix chassis to fill unused module slots and maintain proper airflow and protection. This unit is categorized as a PLC chassis accessory and includes the following capabilities: lightweight design, easy snap-in installation, and compatibility with Allen Bradley ControlLogix systems.

This listing is for a NEW MITSUBISHI MR‑J3CN1 Servo Signal Connector Set (CN10) compatible with MR‑J3 and MR‑J4 series amplifiers.

– Includes connector housing and crimp cable end
– For use with 50‑pin CN10 servo amplifier port
– OEM quality from Mitsubishi Electric
– See photos for housing details and package condition

Part No: MR‑J3CN1
Type: Signal Connector (50‑pin CN10)
Condition: NEW, unused

This listing is for a used Siemens 6ES7-138-4FA04-0AB0 fail-safe digital input module for ET200S. This Profisafe-capable, SIL3 rated module supports 4/8 digital inputs at 24V DC. Widely used in safety circuits and PROFINET automation setups when paired with IM 151-3 HF. Part No: 6ES7-138-4FA04-0AB0 Module Type: F-DI (Fail-safe Digital Input) Safety Level: SIL 3 / PL e / Cat 4 Voltage: 24V DC Width: 30mm Mounting: ET200S rail or IM 151-3 HF Condition: USED

This listing is for a USED SIEMENS 6ES7 132‑4BD32‑0AA0 Digital Output Module compatible with SIMATIC ET 200S.

Designed for reliable automation, this compact 15 mm wide module offers four 24 V DC outputs each rated up to 2 A, with built‑in reverse‑voltage and short‑circuit protection. Ideal for driving solenoid valves, indicator lights, or contactors, it supports up to 1 kHz switching frequency and is optimized for use in high-speed control systems. Compact, robust, and ISO‑synchronous, it integrates seamlessly into distributed I/O setups.

Part No: 6ES7 132‑4BD32‑0AA0
Key Specs:

4 outputs @ 24 V DC, 2 A each

Reverse-polarity & short-circuit protected

Switching speed up to 1 kHz

Module width: 15 mm, power dissipation ~1.6 W

Please review photos closely and message with any questions.

This listing is for a USED SIEMENS 6ES7‑138‑4FA04‑0AB0 SIMATIC ET200S PROFIsafe F‑DI Fail‑Safe Digital Input Module.

A compact 30 mm wide module providing 8 single- or 4 two-channel 24 V DC inputs with built-in diagnostics LEDs. Certified to SIL 3/PL e and Category 4 safety standards, this module includes short-circuit protection and status reporting. Ideal for safe industrial automation systems. Discontinued as of May 2024; replacement part = 6ES7138‑4FA05‑0AB0.

Part No: 6ES7138‑4FA04‑0AB0

Key Specs:
– 8 × 24 V DC inputs (or 4 two-channel), PNP sourcing
– Short-circuit protection (0.7–1.8 A trip)
– Diagnostic LEDs: SF and input status
– Safety standard: SIL 3 / PL e / Cat 4
– 30 mm width, DIN-rail ET200S; weight ~78 g
– Discontinued May 1, 2024; successor 6ES7138‑4FA05‑0AB0

This listing is for a used Siemens 6ES7-138-4FA04-0AB0 fail-safe digital input module for ET200S.

This Profisafe-capable, SIL3 rated module supports 4/8 digital inputs at 24V DC. Widely used in safety circuits and PROFINET automation setups when paired with IM 151-3 HF.

Part No: 6ES7-138-4FA04-0AB0
Module Type: F-DI (Fail-safe Digital Input)
Safety Level: SIL 3 / PL e / Cat 4
Voltage: 24V DC
Width: 30mm
Mounting: ET200S rail or IM 151-3 HF
Condition: USED

This listing is for a USED Allen Bradley 1734-MB I/O Base and 1734-RTB Terminal Block. It is designed for mounting and wiring POINT I/O modules in industrial control systems. This unit is categorized as a PLC accessory and includes the following capabilities: DIN rail mounting, secure terminal connections, and compatibility with POINT I/O modules.