Product Overview
The Allen-Bradley 1768-KY1 is a genuine replacement key designed for the front panel of Bulletin 1768 CompactLogix controllers. Manufactured by Rockwell Automation, this key enables operators to switch between pre-configured controller operating modes with a simple turn. If your existing key is worn, damaged, or lost, the 1768-KY1 restores full control functionality without replacing the entire controller.
Part of the CompactLogix product line, the 1768-KY1 is compatible with 1768-L43 and 1768-L45 controller series. It is a practical, low-cost spare that minimizes downtime in industrial facilities.
Technical Specifications
| Specification |
Value |
| Manufacturer |
Rockwell Automation |
| Brand |
Allen-Bradley |
| Part Number/Catalog No. |
1768-KY1 |
| Product Line |
CompactLogix |
| Module Type |
Replacement Key |
| Shipping Weight |
2 lbs. |
| Shipping Dimensions |
8 x 8 x 5 in. |
| Series |
A and B |
Compatibility & Integration
The Allen-Bradley 1768-KY1 is engineered specifically for CompactLogix controllers. It fits the 1768-L43 and 1768-L45 controller series. These controllers are widely used in discrete and process control applications, including packaging, material handling, and batch processing. When installed, the key allows you to switch between modes such as Remote Run, Remote Program, and Remote Manual, depending on how the controller is configured.
Always verify that your controller model is listed in the compatibility range before installation. Using the key with non-listed devices may cause operational issues.
Installation & Setup
Replacing the key is straightforward for trained personnel. The initial controller configuration usually accommodates the new key without additional adjustments. However, only a qualified professional should perform the replacement. Incorrect installation can lead to mode-switching failures, which may result in improper output power or settings, potentially damaging connected equipment or disrupting operations.
To install, power down the controller, remove the old key, and insert the new 1768-KY1. Ensure it seats firmly and rotates smoothly. After installation, test all mode changes before returning the system to service.
Maintenance & Reliability
The 1768-KY1 is a mechanical part with no electronic components, so maintenance is minimal. Inspect the key periodically for signs of wear or damage, especially in high-use environments. Keep the front panel clean and free of debris to ensure smooth operation. Because it is a moving part, regular inspection can prevent unexpected failures.
Stocking a spare 1768-KY1 reduces downtime risk. With a shipping weight of only 2 lbs., it is easy to store and ship when needed.
Selection Guide & Purchasing Advice
Before purchasing, confirm your controller model and series. The 1768-KY1 is compatible with 1768-L43 and 1768-L45 series controllers. If your controller is not listed, contact the manufacturer for compatibility guidance. For genuine replacement parts and reliable service, PLC Source PRO offers the authentic Allen-Bradley 1768-KY1 with fast shipping.