Vishay/Sfernice Series RT12 / RT25 Sfernice is switching to RoHS raw materials on series RT012 and RT025. These changes will include: Carbon grain used as wiper for RT025 is now RoHS compliant, and termination finishing is now Sn/Ag,97/3 for both RT012 and RT025. The RoHS product can be identified by the "e" at the end of the date code. Please see the list of affected parts. Affected parts 72-RT12LDD10 72-RT12LDD1015010 72-RT25L-100 5-0307-9