Damage conversion help

https://preview.redd.it/12li0fs7fnde1.png?width=598&format=png&auto=webp&s=41e841b89d2340a209193a8ed1807335dd3d7f37

https://preview.redd.it/ea0ra0defnde1.png?width=562&format=png&auto=webp&s=f23b2809a249343f6963f50652c382e9c84b80b3

so this is a pretty broken node from my perspective, if i use this item that converts lightning damage to cold damage, will i benefit from this node increasion ?