... as required 3.Capillary length:1M 4.Use:HVACR Water heater capillary thermometerFeature:(1)Material:ABS case,copper sensor ... used in heating,ventilating,air-conditioning,refrigeration system,measure liquid temperature directly.(10)OEM supply ITEMSTANDARDOPTIONALLT-152INSERT TYPE OUTER RINGφ ... COPPER 1000MM500...3000MMTEMPERATURE0-120/-40+40 STANDARDROHS ACCURACY2.5 Water heater capillary thermometer