4.Wide operating temperature zone, good stability and high reliability. Can provide products with different R and B values, with strong interchangeability and high 3.Waterproof stable used in water heaters, boilers and other measurement temperature environment. 2.Applicable Category: temperature sensitivity response rapid. 5.Widely use. Temperature measurement and control of water heaters and instant water heaters and other household appliances, refrigerators and and low temperature drying ovens, incubators and other occasions. 1.High sensitivity and quick response. 10K in water drop shape, 500mm in line length, xh-2y. Easy installation, high sensitivity,