WELWYN
通孔电阻器, RC55系列, 28.7 kohm, 250 mW, ± 0.1%, 350 V, 轴向引线
HOLSWORTHY - TE CONNECTIVITY
通孔电阻器, H8系列, 28.7 kohm, 250 mW, ± 0.1%, 350 V, 轴向引线
VISHAY
通孔电阻器, MRS 25系列, 28.7 kohm, 600 mW, ± 1%, 350 V, 轴向引线