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35 Ohm Rheostat (No Knob)
35 Ohm Rheostat (No Knob)

Our Price: $26.00

Product Code: B11N

The use of a rheostat enables you to control the output voltage of a power supply by the use of variable resistance. Rheostats are to be used with the Auxiliary Rheostat box and are not replacement parts for any of National's Power Boxes. The 35 ohm rheostats will change National's power supply by 18-25v DC.

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