Enables ferrochelatase activity. Involved in several processes, including cellular response to dexamethasone stimulus; response to lead ion; and response to platinum ion. Located in mitochondrion. Human ortholog(s) of this gene implicated in cutaneous porphyria and erythropoietic protoporphyria. Orthologous to human FECH (ferrochelatase). [provided by Alliance of Genome Resources, Apr 2022]