Derale 190F Fan Switch Thermostat 23-TR1-N-XS We've seen increases of up

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Derale 190F Fan Switch Thermostat 23-TR1-N-XS We've seen increases of upReplacement 3 8" NPT thread in temperature probe threads into water jacket port. Designed to work with Derale part numbers 16739 & 18739. Features: Single stage fan control thermostat with 190? F turn on temperature Single stage fan control thermostat with 190 degreesF turn on temperature, Turn off temperature is preset at 175 degreesF, Fits into either a 3 8" NPT or 1 8" NPT port, 3 8" NPT x 1 8" NPT bushing includedDerale has been the leader in