Purchase Qty. Reference FOB Price
20-50 Pieces US$14.90
51-199 Pieces US$13.70
200+ Pieces US$12.60
Product Description
Product Description Adjustable Sliding Rheostat Physics Teaching Instrument 200Ω 1.25A Product Introduction SThe sliding rheostat is an advanced physics teaching tool, intricately designed with key components like a wire-wound porcelain tube, sliding head, sliding rod, bracket, and ...