[elecena] Eisco Rheostat 20 OHM - zmiany ceny Useful for a variety of laboratory demonstrations, this 20Ω rheostat provides a variable resistance in electrical circuits. Oxidized constantan wire is wound on a vitreous enamelled tube. A sliding contact carriage, mounted on the slide bar, carries a phosphor bronze contact for long life. The rheostat has three binding posts with 4mm sockets for electrical connections: one at each end of the winding and another at the end of the slide bar. * Resistance 20Ω * Maximum current 4.2A * Tube size: 300 x 44mm * Eisco type PH1151E Eisco Rheostat 20 OHM - 36.07 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2024-11-12 Eisco Rheostat 20 OHM - 37.27 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2025-04-07 Eisco Rheostat 20 OHM - 41.41 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2025-05-25 Eisco Rheostat 20 OHM - 38.24 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2025-08-11 Eisco Rheostat 20 OHM - 39.01 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2026-05-07 Eisco Rheostat 20 OHM - 33.03 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2026-07-13 Eisco Rheostat 20 OHM - 35.01 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2026-08-06 Eisco Rheostat 20 OHM - 36.07 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2026-09-22 Eisco Rheostat 20 OHM - 36.85 GBP https://elecena.pl/product/27243856/eisco-rheostat-20-ohm 2026-10-16