FIELD: electric machine building. SUBSTANCE: holder for magnetically sensitive sensors of electric machines has detachable case made in the form of a lid and a base. The case has internal passages and retaining devices. External side of the case is identical to side face relief of brush holder of the machine and has stop projection in its upper part. The holder has base face coming in contact with lateral face of the brush holder. The base face is made in the form of U-shaped covering surface provided with keeping-against unit of the holder. Support surface of the stop projection has both ends cylindrical. Magnetic members are placed close to the passages to switch over output terminals of metering sensors. EFFECT: high reliability. 13 cl, 9 dwg
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