Which lock should I choose: MxB + Mc4 or Nectra?

Both configurations are EN 1300 certified. The MxB + Mc4 (key + mechanical combination) works without battery or electronics: absolute reliability, two independent opening modes. The Nectra (electronic, class B) offers 1 master code and up to 7 editable user codes, an adjustable opening delay and a two-code duo mode. Mechanical for simplicity, electronic for access management.

Read more: Choosing your safe lock.