A Thatcham machine refers to the protection solution that has been tested and Accredited by Thatcham Study. This could consist of alarms, immobilisers, or trackers meant to protect against theft. Certification signifies the unit satisfies rigid standards which is reliable by insurers. S5 trackers (Beforehand called class 5) are Thatcham’s https://sparxsocial.com/story10968129/everything-about-thatcham-approved