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Sliding Rheostats,Adjustable resistor Three-tubes, 6-50A，1.3-70Ω

 Description of  Sliding Rheostats：This series adjustable resistors are constructed of 3 wirewound tubes can be powered with about 65% of the corresponding nominal load of the fixed types with corrugated wire for extra high demands on surge or pulse load. They are wirewound enameled o..