Copper Nickel Alloy an yi shi ne da jan karfe da nickel. Ana iya narkar da tagulla da nickel tare ko da wane kashi. Yawanci juriya na alloy na CuNi zai yi girma idan abun cikin nickel ya fi abun ciki na Copper girma. Daga CuNi6 zuwa CuNi44, tsayayyar yana daga 0.1μΩm zuwa 0.49μΩm. Wannan zai taimaka ƙera resistor zabar mafi dacewa da gariyar waya.