OPEN WOUND SOLENOID Mounted on sturdy base with 4 mm socket terminal wide spaced heavy gauge copper wire coil to carry current upto 10 A. A platform is supported across the centre of the coil to show the field by use for iron fillings or a small compass. Dimension of coil 150 x 50 mm dia.
DEMONSTRATION DYNAMO MODEL Demonstration model of dynamo. Hand operated demonstration form. Plastic base dimension approx. 200x150mm. Overall height 145mm. Supplied with 5 spare LEDS.
LEVER SWITCH, TWO WAY Contact arm and three metal studs mounted on a plastic base, with three 4 mm terminals. The central terminal is the common connection.