https://www.rollingcenter.co.uk/products/cdvi-i400sr-400kg-external-surface-monitored-magnetic-lock/
CDVI i400SR 400kg external surface monitored magnetic lock | Rolling Center
Oct 16, 2025 - The Ii00SR is a monitored surface maglock with a holding force of up to 400kg.
magnetic lockcdviexternalsurfacemonitored