Best for
Long-term cold storage backups where toolless setup and multi-generational survivability are non-negotiable.
Cryptosteel
Cryptosteel Seed24
Stainless steel seed phrase capsule offering toolless character tile alignment, 1,400°C fire resistance, and cotter-pin locking.
From $79.00
USD is authoritative · crypto amount locks at invoice creation
Verified selection · 120-month warranty
25 available
Why we selected it
Authentic Cryptosteel hologram seal on exterior packaging.
Privacy considerations
Zero electronic parts, zero electromagnetic emission, zero third-party digital footprint.
Shipping & warranty
Includes Seed24 capsule, complete set of engraved stainless character tiles, cotter-pins, and locking manual.
Specifications
Capacity24 BIP-39 4-letter word stems or 96-character random alphanumeric strings
MaterialSolid AISI 303 / AISI 304 austenitic surgical stainless steel
Dimensions105 mm x 60 mm x 8 mm; weight 230g
Assembly MethodToolless sliding tile alignment with included character kit (>240 tiles)
Locking MechanismMechanical deformation stainless steel cotter-pin locking system
Thermal ResistanceWithstands temperatures up to 1,400°C (2,550°F) without structural loss
Environmental Rating100% waterproof, rustproof, and immune to industrial acid/solvent exposure
Supporting documents
No additional documents are required for this product.
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