... 0-200C 3.Thread:1/2,1/4BSP,NPT steam temperature gaugesteam temperature gauge Specifications: Dial Size:2.5",3", 4" 5 ... C / ºF to 500ºC / ºFWindow (lens):Polycarbonate lens, tempered glass availableAccuracy:1.6% full scale Option Info:Other materials, ranges ... , connections are available upon requeststeam temperature gauge drawn:Why Choose us? 1,Hangzhou Huatong Meter Co., ...