In the news this week: Best Smart Locks of 2026: Excellent Door Upgrades — another sign that magnets are quietly getting smarter.
Why a coded face gives up to 4x holding on sheet metal — and near-zero stray field to disturb electronics.
It's the same principle behind the 'snap' of a detachable 2-in-1 laptop: a linear magnetic spring tuned so the connection feels right — not too weak, not too sticky. And because the field is concentrated at the surface, holding force on sheet metal can reach up to 4x a conventional magnet, with almost no stray field to disturb nearby electronics.
Want to feel it? A demo kit puts the behavior in your hand — align, latch, spring, and twist-release, all from one part.