The Honeywell 977 TSI is a robust thermal safety switch designed to prevent equipment overheating in industrial applications. Its snap-action mechanism ensures rapid response (<10 sec) to temperature excursions, cutting power at preset limits. With 316L stainless steel construction and IP65 protection, it withstands harsh environments (e.g., boilers, compressors, motors). Certified for hazardous areas (ATEX/IECEx), it prioritizes safety in oil/gas, power generation, and manufacturing.
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