1/2?Disc Defrost Thermostats KSD20 Series[ KSD-2003] -Applications: Refrigerators,Show Cases(cold storage, freezing, thermal insulation),Ice Maker, etc Applications: Function & Featuresv: -Temperature automatic control for removing frost and for protecting the frozen rupture in the cold storage or freezing -Temperature automatic control for removing frost and for protecting the frozen rupture in the cold storage or freezing systems Easy to install at the small or narrow space as slim shape -Small size with high contacting capacitance -Available waterproof and dustproof types with welding vinyl tube on the partRemarks : Any requirement on the caps,brackets or contacts are acceptable.