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hot surface igniter (HSI)
Safety Compliance: Designed to meet rigorous thermal and pressure standards for liquid propane combustion systems
Precise Load Handling: Rated for combined relay loads up to 16
this board manages essential system communication and sequencing
Durable Seal Design: Graphite-reinforced PTFE seats and EPDM O-rings are specifically optimized for iron-oxide contaminated water systems
Tecumseh K90-88 Overload Kit 318973-401 hot surface igniter (HSI)The Tecumseh K90 88 Overload Kit is a critical external protection component designed for specific Tecumseh fractional horsepower compressors. This OEM compressor overload functions as a line break safety device, monitoring both thermal rise and current draw to prevent motor burnout during locked rotor conditions or system overloads. Engineering tolerances are strictly calibrated to match the trip curves of compatible refrigeration compressor parts,