The Martindale LOK15 isolation lock is for use with MCBs on domestic and industrial distribution boards for isolation purposes where access is restricted. The black release lever can be locked with a suitable padlock to prevent unauthorised removal. * Pins are retracted by pressing the black lever into the lock * Martindale type MARLOK15 https://elecena.pl/product/27214415/martindale-lok15-mcb-isolation-lock 2024-11-10 https://elecena.pl/product/27214415/martindale-lok15-mcb-isolation-lock 2025-03-22 https://elecena.pl/product/27214415/martindale-lok15-mcb-isolation-lock 2025-05-20 https://elecena.pl/product/27214415/martindale-lok15-mcb-isolation-lock 2025-09-16 https://elecena.pl/product/27214415/martindale-lok15-mcb-isolation-lock 2026-03-15