Description
KEYENCE LK-501
High-precision non-contact laser displacement sensing for reliable dimensional measurement in automated production environments
| Brand | KEYENCE |
| Model | LK-501 |
| Voltage | 12-24V DC |
| Country of Origin | Japan |
| Weight | Approximately 0.2 kg |
| Dimensions | 30 x 30 x 80 mm |
| Warranty | 6 months |
| Certifications | CE, UL, RoHS |
| SKU / MPN | LK-501 |
| What’s in the box | LK-501 laser displacement sensor, mounting hardware, instruction manual |
| Measurement Range | 10 mm |
| Reference Distance | 50 mm |
| Resolution | 0.1 micrometers |
| Light Source | Visible red laser diode |
| Output | Analog voltage output |
| Protection Rating | IP67 |
Key benefits: Non-contact measurement, high repeatability, fast response, compact industrial design, reliable detection of surface position and dimensional changes
Typical applications: Part height inspection, thickness measurement, position verification, edge detection, surface profile monitoring, robotic assembly inspection
Lifecycle: Active industrial product with long-term automation support
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.








Patricia E. –
Product was exactly as described. Our engineers were pleased with the performance.