VISHAY
绕线电阻, 40欧姆 1% 5W
绕线电阻, 40欧姆 1% 10W
ARCOL
电阻器, Aluminium, 40 ohm, 100 W, 1.9 kV, ± 1%, HS Series, 绕线
MULTICOMP
通孔电阻器, MCKNP系列, 40 ohm, 3 W, ± 5%, 500 V, 轴向引线
电阻, 金属电极无限面(MELF) 表面贴装, UMA 0204系列, 40 ohm, 250 mW, ± 0.25%, 薄膜, MELF DIN 0204 [3715 公制]