Fluorescent Leak Detection

Find leaks fast.

LUYOR Fluorescent Leak Detection Division manufactures high-intensity leak detection lamps and fluorescent tracing dyes for hydraulic, lubrication, and cooling systems across the automotive, construction machinery, and aviation industries.

Leak Detection Lamps

From high-intensity flashlights to portable lamps in various form factors, LUYOR detection lamps deliver bright, clear fluorescence that makes even microscopic leaks instantly visible.

Fluorescent Tracing Dyes

Available in oil-soluble and water-soluble formulations, LUYOR dyes are compatible with a wide range of system fluids. Simply inject the dye into the system, run it briefly, and scan with a LUYOR lamp—the leak glows brightly at the exact point of escape.

One system. Two tools. Complete leak detection. From engine oil and transmission fluid to hydraulic oil and coolant, LUYOR gives you the clarity to detect, diagnose, and document leaks with speed and accuracy.