Hoʻohana nui ʻia ka mea hoʻoheheʻe haʻahaʻa haʻahaʻa haʻahaʻa keleawe i ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa kaapuni, thermal overload relay, a me nā huahana uila haʻahaʻa haʻahaʻa. ʻO ia kekahi o nā mea nui o nā huahana uila haʻahaʻa haʻahaʻa. ʻO nā mea i hanaʻia e kā mākou hui he mau hiʻohiʻona o ke kūpaʻa kūpaʻa maikaʻi a me ke kūpaʻa kiʻekiʻe. Hiki iā mākou ke hoʻolako i nā ʻano uea poepoe āpau, nā mea palahalaha a me nā lau.

CuNi2 haʻahaʻa kūʻēHoʻohana nui ʻia ka mea hoʻoheheʻe wela i ka haʻihaʻi kaapuni haʻahaʻa haʻahaʻa, relay hoʻoneʻe wela, a me nā huahana uila haʻahaʻa haʻahaʻa. ʻO ia kekahi o nā mea nui o nā huahana uila haʻahaʻa haʻahaʻa. ʻO nā mea i hanaʻia e kā mākou hui he mau hiʻohiʻona o ke kūpaʻa kūpaʻa maikaʻi a me ke kūpaʻa kiʻekiʻe. Hiki iā mākou ke hoʻolako i nā ʻano uea poepoe āpau, nā mea palahalaha a me nā lau.

ʻAʻole magnetik ka alloy. Hoʻohana ʻia ia no ka resistor hoʻololi o ka uila regenerator a me ka resistor strain,
potentiometers, uwea wela, uwea wela a me ka moena. Hoʻohana ʻia nā lipine no ka hoʻomehana ʻana i nā bimetal. ʻO kahi ʻano noiʻi ʻē aʻe ʻo ka hana ʻana i nā thermocouple no ka mea e hoʻomohala ana i ka ikaika electromotive kiʻekiʻe (EMF) i hui pū me nā metala ʻē aʻe.

ʻO ka moʻo keleawe nickel alloy: Constant CuNi40 (6J40), CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23, CuNi30, CuNi34, CuNi44.