Module Overview
The 1745-LP102 is a power supply module designed specifically for Allen-Bradley SLC 100 control systems. Its primary role is to convert incoming AC line power into regulated DC power required by the controller and installed I/O modules. Stable power delivery is essential for reliable PLC operation, and this module is intended to support continuous industrial use.
This unit is commonly found in legacy SLC 100 installations where dependable power distribution is required to keep existing automation systems operational without redesigning the control architecture.
Functional Highlights
Provides regulated DC power for SLC 100 controllers
Specifically designed for direct integration into 1745 series hardware
Supports long-term operation in traditional automation systems
Simple wiring and panel mounting for maintenance environments
Products Description
| Parameter | Specification |
|---|---|
| Product Type | PLC Power Supply Module |
| Compatible Platform | Allen-Bradley SLC 100 (1745 series) |
| Input Voltage | 120 / 240 VAC, selectable |
| Input Frequency | 50 / 60 Hz |
| Output Voltage | 5 VDC |
| Output Current | 2.5 A |
| Power Capacity | 12.5 W |
| Isolation | Input to output isolated |
| Mounting | Panel-mounted with SLC 100 controller |
| Operating Temperature | 0 to 55 °C |
| Storage Temperature | −40 to 85 °C |
Typical Application Fields
Traditional Machine Control Panels
Manufacturing equipment utilizing SLC 100 programmable logic controllers (PLCs)
Retrofit projects preserving original control hardware
Industrial systems unsuitable for complete PLC platform replacement
Frequently Asked Questions

Common Problem
Can the 1745-LP102 be used with an SLC 500 controller?
No. This power supply is designed specifically for the SLC 100 platform and is incompatible with SLC 500 systems.
Does this power supply support dual voltage input of 120V and 240V?
Yes. The input voltage can be switched between 120V AC and 240V AC.
What happens if this module fails in an existing system?
The controller and I/O will lose operational power. System functionality will resume without reprogramming after replacing the power supply.
Is this module suitable for new automation projects?
It is primarily intended for maintaining or repairing existing SLC 100 systems, not for new installations.
Trusted Automation Supplier
Company Introduction – PLC Export
Reliable Automation Expertise
With strategically located warehouses and an international logistics network, we ensure a continuous supply of critical automation components. This enables us to process both routine and urgent orders quickly, helping our customers reduce downtime and maintain seamless production continuity.
Efficient Sourcing & Support
By consolidating a wide range of industrial automation modules and spare parts under a single sourcing channel, we simplify procurement. Customers benefit from faster delivery, easier access to required components, and practical solutions for system maintenance and upgrades.

Message Us Anytime
Sales Contact: Lydia
Email: sales3@mooreplc.com
WhatsApp: +86 180 2071 4662
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