

Allen-Bradley PLC-5 1785-L30B Processor Module Brand New and Genuine
Automation does not wait for lead times. The Allen-Bradley 1785-L30B — a processor module on our shelf right now. Product Type: PLC-5/30 Programmable Controller | Maximum User Memory (words): 32K | Total I/O Maximum: 1024 (any mix) or 1024 in + 1024 out (complement). Functionally verified before packing. 12-month warranty.
Technical Specifications
| Manufacturer | Allen-Bradley |
|---|---|
| Product No. | 1785-L30B |
| Product Type | PLC-5/30 Programmable Controller |
| Maximum User Memory (words) | 32K |
| Total I/O Maximum | 1024 (any mix) or 1024 in + 1024 out (complement) |
| Channels | 2 DH+/Remote I/O |
| Total Maximum Number of I/O Chassis | 29 |
| Extended-Local Maximum Number of I/O Chassis | 0 |
| Remote Maximum Number of I/O Chassis | 28 |
| ControlNet Maximum Number of I/O Chassis | 0 |
| Maximum Power Dissipation | 12W |
| Backplane Current Load | 2.3A |
| Weight | 1.5 Kg |
| Model / SKU | 1785-L30B |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
Buying a Allen-Bradley 1785-L30B: What to Look For
Ordering industrial spare parts is not like online shopping. When you need a processor module for your Allen-Bradley system, getting the wrong variant can mean days of additional downtime. Here is how to get it right the first time.
Match the exact part number. Allen-Bradley uses configuration codes in part numbers that determine input voltage, output type, communication protocol, and agency approvals. Two modules that look identical can have completely different internal configurations. Always match the full part number — not just the base model. Send us a photo of your existing module label and our engineers will confirm compatibility within 4 business hours.
Know what you are buying. manufacturer: Allen-Bradley; product no.: 1785-L30B; product type: PLC-5/30 Programmable Controller; maximum user memory (words): 32K. These are actual measured specifications from our latest stocked batch — not copied from a datasheet. Every module we ship includes a printed test report with serial number, test date, and all measured values.
Plan ahead. If this module fails and you do not have a spare, OEM lead times can stretch to 8–12 weeks. We ship within 24 hours from stock. For critical chemical processing applications, keep at least one tested spare on your shelf.
Compatible Parts — Same System
These modules share the same system family as the 1785-L30B. Commonly ordered together for complete rack builds or spare parts kits.
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