Our accurate and sensitive water temperature sensors can be customized made according to customers' specifications. Features:Temperature Range:100 -240/280oF; 140 - 320oFOutput:240Ω-33Ω, or customized madeType:1/8", 1/4", 3/8", 1/2"NPT or customized madeSensing tube diameter tube length can be customized made. Isolated Water temperature sensor