Enigma M3
Three-rotor naval Enigma
The naval machine at the heart of the exhibit, with alphabetic rings and eight available cipher wheels.
c. 19403 installed rotors · 8-wheel inventoryWorking cipher
Interactive 3D model
Tap a machine key, or focus the model and type A–Z. Inspect the mechanism to see the drive beneath the cover.
Explore the machine
Explore the mechanical comparison model here. Open the full exhibit for working encryption, rotor exchange, plugboard connections and circuit lessons.
Open the working M3 exhibitAbout this reconstruction
The full exhibit uses historical I–VIII wiring and reflector B, with appearance guided by M2272. This comparison viewer demonstrates mechanics only. Mixed-reference fittings, dimensions and instructional cutaways remain reconstructed.