Xytronic lf 1680 dual channel lead free soldering station xytronic lf 1680 this high power electronically temperature controlled dual soldering station has been specially designed and developed to meet the present and future lead free soldering needs of the electronic production industry it provides all the benefits of temperature regulation and can be easily adjusted between 200 and 480degc xytronic lf 1680 temperature controlled soldersmd rework station