Model SGN sight glass and Model SGS sight glass used on the liquid piping of the refrigeration and air conditioning unit to indicate the flow condition on the refrigerant,water cut of the refrigerant and lubricant oil flow condition of the oil return piping on the oil seperator.

Applicable Medium Temerature:-40°- +80°

Max.operating Pressure:3.5MPa

Max.Allowablr.pressure:4.5MPa