imKey HeirBOX S1
imKey HeirBOX S1
imKey HeirBOX S1
imKey HeirBOX S1
imKey HeirBOX S1
imKey HeirBOX S1
imKey HeirBOX S1


imKey HeirBOX S1

Sale price$39.99 USD Regular price$59.99 USD
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**Please note: for delivery globally, custom duties and/or other taxes may apply, please contact your local custom for more details.**


  • [ BIP39 Wallet Supported: 12/ 18/ 24 Seed Phrases ] Compatible with All BIP39 software wallet and hardware wallet. Software wallet MetaMask, Coinbase, Trust, imToKen, all support. Hardware wallet Ledger, Trezor, Exodus, Electrum, Mycelium, Keepkey, Ngrave, etc, BIP 39 cryptocurrency wallet.
  • [ User-Driven Design: Thicker and Tighter ] Don’t worry about the seed phrase being moved or out-of-order after tightening the tile. We optimize the user experience, making the plate thicker than other competitors and providing more screws to tighten your recovery phrases. Secure each seed phrase.
  • [ Laser-Engraved Characters ] Smudge-free, no worry about any awkward thing happening! The characters are laser-engraved on the stainless steel tile, which is smudge-free, fireproof (It resists temperature up to 3632°F/ 2000°C), waterproof and anti-corrosion. Keep the seed phrase safe forever and ever.
  • [ Indestructible Seed Phrase Storage: Fireproof, Waterproof and Anti-Corrosion ] 304 stainless steel material made which is fireproof (it resists temperature up to 3632°F/ 2000°C), waterproof and anti-corrosion. Your recovery phrases will not be damaged by any accident.
  • [ What’s in the box ] 1 x HeirBOX S1, 4 x metal letters plates, 1 x screwdriver, 8 x screws, 1 x instruction.


We deliver your parcel within 2-3 working days. As soon as your package has left our warehouse, you will receive a confirmation by email. This confirmation contains a tracking number that you can use to find out where your package is.

We offer free returns within 30 days. All you have to do is fill out the return slip that you received in your package and stick the prepaid label on the package.
Please note that it can take 2 weeks for us to process your return. We will do our best to complete this process as soon as possible.

All questions about your order, return, delivery and product inquiries must be sent to our customer service team by e-mail.

Our team is available from Monday to Friday to answer your questions.

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

We accept payments with :
Credit cards and crypto currencies.

Not Your Key, Not Your Coins.

Not Your Key, Not Your Coins.

imKey HeirSBOX S1
Keep mnemonic words in your hands and away from risks.
& Corrosion Resistant
Impact Resistant

Waterproof and Corrosion Resistant

ImKey heirbox is made of 304 stainless steel, fully waterproof and resistant to various types of corrosion.


The average temperature of house fire is 1500°F / 815°C, while imKey HeirSBOX S1 melting point is 2548°F / 1398°C.
ImKey heirbox can definitely protect your seed against relentless house fire.

Impact Resistant

The letter cover plate and the box body are fastened by 6 bolts, and the A/B box body is formed as a whole by two sets of buckles, which effectively avoids the displacement of the letter
block during severe impact.


Support additional lock, effectively prevent privacy.

Easy to use, easy to recover.

A/B double-sided storage supports 12, 18, and 24-word
recovery mnemonic phrase.

According to the BIP39 protocol, the first 4 letters are unique to each mnemonic phrase. Thus backing up the first 4 letters is sufficient.

Completely upgrade, reassuring choice

HeirBOX S1 x 1

Screwdriver x 1

Metal letters plates x 3

Screws x 3

irreversible seals x 2

Guide x 1

installation Guide

Step 1

Rotate counter-clockwise to open HeirSBOX S1

Step 2

Unscrew the cover panel

Step 3

Open the cover panel

Step 4

Place characters onto HeirBOX S1

Step 5

Close and screw the panels together

Step 6

Use a lock or irreversible seal to seal HeirBOX S1


Size: 105mm x 60mm x 6mm
Weight: 210g
Packaging material : EVA

304 stainless steel case and character block

Number of characters:
252 blocks with English characters on both sides, adds to 504 characters in total

What are you still waiting for?

Get your HeirBOX S1 for safety upgrade!