Description
Allen-Bradley 1785L30B
High-performance Allen-Bradley PLC-5/30 processor module for large-scale industrial automation and control systems
| Brand | Allen-Bradley |
| Model | 1785L30B |
| Voltage | 5V DC (backplane) |
| Country of Origin | USA |
| Weight | 0.9 kg |
| Dimensions | 230 x 152 x 50 mm |
| Warranty | 6 months |
| Certifications | UL, CE, CSA, cUL |
| SKU / MPN | 1785L30B |
| What’s in the box | PLC-5/30 Processor Module, documentation |
| Processor Type | PLC-5/30 |
| Memory | 64 KB User Memory |
| Communication | DH+ / Remote I/O |
| I/O Capacity | Up to 1024 I/O points |
| Programming | RSLogix 5 (Ladder Logic) |
| Mounting | 1771 I/O Rack |
Key benefits: High memory capacity, robust DH+ communication, scalable I/O support, proven PLC-5 reliability, flexible programming with RSLogix 5, long-term industrial availability
Typical applications: Manufacturing assembly lines, process control, material handling, automotive plants, water treatment, power distribution, large-scale SCADA systems
Lifecycle: Mature/Discontinued product, legacy support available with limited availability
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.








William G. –
Arrived in perfect condition. Ran diagnostics, all outputs nominal.