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Plate B.
316L steel seed phrase backup plate.
A 316L stainless-steel home for your English BIP39 recovery phrase. No power or network required. A physical backup remains part of your recovery plan when a device is replaced, lost or damaged.
Every detail.
For a reason.
| Product | Plate B metal recovery phrase backup |
|---|---|
| Material | 316L marine-grade stainless steel |
| Construction | 3 mm thick, solid one-piece metal plate |
| Backup format | English BIP39 recovery phrases; 12 / 24 words |
| Connectivity & power | No electronics; no network, battery or cloud service needed |
| Marking method | Physical markings made with the center punch, following the included instructions |
| Privacy covering | Optional Plate B cover; safe storage remains essential. |
| Purpose | Offline recovery-information storage; does not generate private keys, sign transactions or custody assets |
Read the security and testing page for the context and limitations of material and durability claims. View testing information
One box.
A complete start.
- Plate B× 1
- Automatic center punch× 1
- Marker× 1
- Instruction sheet× 1
- Recovery sheets× 2
Optional accessory: Plate B exclusive cover.
Keep the record.
Lose the loose parts.
Physical punched dots, a 3 mm solid plate and no electronic parts.
Let the product
speak for itself.
Watch the original brand film before starting your backup.
Read the guide
BIP39. Beyond one wallet.
For compatible wallets using English BIP39 recovery phrases. Plate B stores recovery information, not the assets themselves, and is not a transaction signer.
Compatibility depends on phrase format, word count and recovery workflow—not simply the wallet brand or blockchain.
Read the BIP39 specification