146-0121-S Staco Variac Brush
Brush for 100, 200, 511 Variac Transformer
Used on: 171, 201, 201-40, 221, 221-B, 251, 252, 291, 501B, 511, 3PN221B, 3PN501B Variable Transformers
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ISE VARIAC®
Quality for Over 75 Years.
Not an Inferior, Low Quality, Imported Imitation.