US$ 209.99
EGT: exhaust gas temperature sensor
sized to protect a pair of 50mm (2-inch) bar magnets between lessons and isolate them from steel benchtops
Used for heavy-gauge coil construction and electromagnet windings
Pairs 50mm of aperture with a 200mm focal length on a convex glass surface
and laboratory procedures
Heavy Duty Mounted Magnetizing and Demagnetizing Solenoid Subcategory_Brushes EGT: exhaust gas temperature sensorLarger 250 x 46mm solenoid drawing 12V at 6A, the wider bore accepting full size bar magnets while AC current drives the alternating field that rotates domains for demagnetization.