20Ω Resistance Coil Unit, Max 4.4V

This 20-Ohm resistance coil unit is housed in a plastic enclosure with 4mm sockets for connection to standard laboratory leads. The maximum voltage rating is 4.4V. The unit measures 2" wide, 1.5" long, and 2" tall. The enclosure accepts both 4mm stackable plug leads and ordinary screw terminals (spade type). Suitable for physics classroom demonstrations and electronics laboratory experiments involving resistance, Ohm's law, and circuit analysis.