Description
KEYENCE LK-G400A
High-precision laser displacement sensor delivering micron-level accuracy for demanding industrial measurement and inspection tasks
| Brand | KEYENCE |
| Model | LK-G400A |
| Voltage | 24V DC |
| Country of Origin | Japan |
| Weight | 350 g (sensor head) |
| Dimensions | 80 x 60 x 30 mm (sensor head) |
| Certifications | CE, FCC, RoHS |
| SKU / MPN | LK-G400A |
| What’s in the box | LK-G400A sensor head, controller unit, power cable, signal cable, mounting bracket, instruction manual |
| Measurement Range | ±40 mm |
| Resolution | 0.25 µm |
| Sampling Rate | 50 kHz |
| Laser Class | Class 2 semiconductor laser (655 nm) |
| Analog Output | ±10 V / 4-20 mA |
| Linearity | ±0.05% of F.S. |
Key benefits: Sub-micron resolution, ultra-fast 50 kHz sampling, wide ±40 mm measurement range, robust Class 2 laser, flexible analog output, durable industrial-grade construction
Typical applications: Thickness measurement, flatness inspection, run-out measurement, position control, vibration analysis, surface profiling, quality control on production lines
Lifecycle: Mature product, broadly available in new and refurbished markets, supported by KEYENCE with long-term 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.
Daniel W. –
Industrial camera clarity is impressive. Shipped promptly with all accessories.