How desiccant breathers and oil level indicators prevent gearbox failure is the core question this episode answers — and the Des-Case Oil Level Indicator (OLI) is the hardware doing the heavy lifting. If your reliability program still relies on outdated glass sight towers, you're flying blind on gearbox oil level, fluid clarity, and early contamination warnings that could save a $40,000 gearbox rebuild.

The Des-Case OLI replaces fragile glass sight towers with heavy-wall, stain-resistant cast acrylic that delivers a full 360-degree view of oil level and fluid condition — no restricted sightlines, no shatter risk from a forklift bump. Mount it at the drain port and your operators get real-time visual oil analysis on every walk-by: catch discoloration, water contamination, or a dropping gearbox oil level be ...