ITEM NAME:Ceramic Disk Wirewound Variable Resistor Rheostat 20 Ohm 50W I7Y2 Ceramic Disk Wirewound Variable Resistor Rheostat 20 Ohm 50W I7Y2 Ceramic Disk Wirewound Variable Resistor Rheostat 20 Ohm 50W Product Name : Rheostat;Material : Ceramic, Metal Power Rating : 50 W;Resistance Value : 20 Ω;Mounted Hole Dia : 4mm/ 0.157"" Bottom Screw Diameter : 5.5mm/ 0.216"";Bottom Base Diameter : 54mm/ 2.1"" Shaft Size : 33 x 16mm/ 1.6'' x 0.6''(L*D);Body Size : 73 x 27mm/ 2.9"" x 1""(D*T) Net Weight : 150g;Package Content : 1 x Rheostat" "Control the electrical resistance of a circuit without interrupting the flow of current. The rheostat is consisted of ceramic core and a resistive wire wrapped to form a toroid coil with a wiper axle. Can be used widely as light dimmers and motor speed control, is applicable for arc lamps, pumps, fans and blowers, respirators, dental and equipment and model trains or other applications that require high voltage and current. Note:Light shooting and differnent displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is ±1-3 cm.
