This Rheostat is wound with heavily oxidized constantan (Copper-Nickel Alloy) wire on a vitreous enameled steel tube. The tube is supported on die cast ends. There is a heavy duty sliding contact made of phosphor bronze and nickel plated for corrosion resistance. There are 2;4 mm terminal posts which are fitted to facilitate external connection conventional 4 mm plug
Eisco produces high-quality, trusted science education products and solutions to help students explore and discover science through hands-on experiences.
They produce more than 8,000 unique products for the science education and scientific research markets. Their core product lines include: Biology Models, Laboratory Glassware and Plasticware, Lab Equipment and Supplies, Physics Supplies and Apparatus, Rock and Mineral Specimens
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