● The resistors isi components na-mere nke insulating na elu-okpomọkụ na-eguzogide ihe dị ka resistors kpuchie, evenly ọnya na elu-edu alloy wires.Metal aluminum shei potted na elu mkpuchi na-abụghị combustible electronic mado, nke mere na aluminom shei na iguzogide. A na-ejikọta ihe ndị bụ isi nke ọma n'ime ihe siri ike, nke ikuku mpụga, vibration na uzuzu adịghị emetụta ya, na-enwe nkwụsi ike dị elu na conductivity thermal.
● Aluminom shei mere nke elu-edu ulo oru 6063 aluminum, na elu bụ elu-okpomọkụ anodized iji nweta mma ọdịdị na oké okpomọkụ dissipation.
● A na-etinye ihe mkpuchi site na usoro okpomọkụ dị elu.