Fire rated items are flame resistant / fire retardant and give some passive resistance but will not be intumescent and don't broaden when heated. These should still be preferable for general development applications than normal solutions which have no rating of any sort. Wired programs are already a longstanding go-to https://www.thesafetycentre.co.uk/blog/ems-wireless-firecell-systems-from-the-safety-centre/