Sliding resistor "inno"

Sliding resistor for demonstration purposes with an open housing, allowing easy observation of the position of the slider along the resistance coil, 12 strong neodymium magnets built into the underside allow the device to be mounted magnetically on a metal panel,
resistance: 3.5 ohms,
load capacity: 8 A, 10 A briefly,
voltage: max. 42 V
Length: approx. 370 mm