2025-12-30
When buying heating tubes, "how long they last" is one of the most concerned questions—can a water dispenser’s heating tube last 3 or 5 years? Why do some industrial heating tubes fail in 1 year while others run stably for 30,000 hours? The answer lies in "lifespan testing." As a core indicator of heating tube quality, lifespan testing directly reflects product durability and stability. Today, we’ll explain the standards, process, and key influencing factors of heating tube lifespan testing.