1775-L1B55B Allen-Bradley PLC CPUs & Systems
Overview
The 1775-L1B55B model represents the main processor module from the Allen Bradley PLC 3 series. It is designed as a spare part that can be easily integrated into the system, requiring installation in the two leftmost slots of the chassis to function correctly.
Specifications
| Backplane Current at 24V DC | 40 mA |
|---|---|
| Backplane Current at 5V DC | 9.4 Amps at 5V DC |
| Diagnostics | Supported |
| I/O Image Table | Included |
| LED Status Indicators | Included |
| Operating Temperature | 0 to 60 degrees Celsius |
| Power Source | Chassis Backplane |
| Product Line | PLC 3 |
| Product type | Main Processor Module |
| Relative Humidity | 5 to 95% without condensation |
| Required Slots | 2 Leftmost Slots on Chassis |
| Slot Installation | Supported |
| Spare Part/Accessory | Yes |
| Storage Temperature | -40 to 85 degrees Celsius |
| Weight | 3.00 lbs (1.36 kg) |
Product details
| Manufacturer | Allen-Bradley |
|---|---|
| Manufacturer part number | 1775-L1B55B |
| KKM catalog reference | ALLEN-BRADLEY-1775-L1B55B |
| Product category | PLC CPUs & Systems |
| Published specifications | 15 attributes listed |
| Related part numbers | 1 other part number in this family |
Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for 1775-L1B55B?
KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email [email protected], and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the 1775-L1B55B?
1775-L1B55B is a Allen-Bradley part. KKM Solutions sources Allen-Bradley components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
What is the lifecycle status of 1775-L1B55B?
We do not hold a published lifecycle status for 1775-L1B55B. Allen-Bradley's publishes whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the current status with the manufacturer at quote time — you are told if the part is superseded or discontinued before you commit. Either way we source current-production, superseded and long-obsolete parts the same way; where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.
What are the key specifications of 1775-L1B55B?
Key specifications include Backplane Current at 24V DC: 40 mA; Backplane Current at 5V DC: 9.4 Amps at 5V DC; Diagnostics: Supported; I/O Image Table: Included. The full specification table on this page lists every published attribute for this part.
How quickly can 1775-L1B55B ship?
In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
Variants & Related Part Numbers
Other Allen-Bradley part numbers in this family:
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