ALFe 3.5 Induction Heating System The heavy-duty ALFe™ 3.5 (IC-3500), along with the ALFe™ 5.0, is Induction Innovation’s newest induction heating system for repair shops. The ALFe 3.5 is ideal for those that require high-end heat levels to release seized parts and panel bond adhesives from steel or aluminum, including bolts, graphics, auto glass, and stress relieving frame rails, and in fabrication.. The ALFe 3.5 features:. 230V/16A/P1. 9 Minute Duty Cycle. Safety Shut-off. LED Light Indicator. 1 Year Warranty. Heats Aluminum and Steel. Includes. One ALFe 3.5 induction heater. One Flow Concentrator. One Glass Blaster attachment. One Fast-Off Pad IC-3500