SentrySafe Fireproof Document Box Black 17.3 L — Key Lock, Water-Resistant, Fits Letter Files

The SentrySafe Black Fireproof Document Box is a compact, key‑locked fire and water resistant safe designed to protect important papers, digital media, and small valuables at home or in the office.

This low-profile 0.61 cubic foot safe pairs a fire‑rated interior with a secure flat key lock, giving you a practical place to store passports, birth certificates, cash, and backup drives. Its black finish and compact dimensions (13.6 x 15.3 x 12.1 inches exterior) make it easy to tuck onto a shelf, in a closet or under a desk while still accommodating letter‑size hanging files inside.

How does this safe protect documents during a fire?

The box is UL Classified to withstand high temperatures, keeping paper documents and some digital media protected during short, intense fires. Its construction includes fire‑protective materials and a lid seal designed to limit heat and smoke intrusion.

• UL Classified to endure 1/2 hour at 1550°F
• ETL verified protection for CDs, DVDs and USB drives
• Insulated lid and sealing to slow heat and smoke entry

Is the lock secure enough for home or office use?

This model uses a flat key lock to keep the lid closed and prevent accidental opening under stress. Two keys are included so you can keep a spare with a trusted person or in a separate location.

• Flat key lock included with two keys
• Lock prevents lid from opening if exposed to fire
• Simple, reliable mechanical operation — no batteries required

Will it hold standard paperwork and small valuables?

Yes — the interior is configured to accept letter‑size hanging files and has room for documents, small boxes of cash, and digital backups. The compact interior keeps items organized and accessible without needing a larger safe.

• Interior dimensions: 12" W x 8.5" D x 10.4" H
• Accepts letter‑size hanging files (folders sold separately)
• Large enough for passports, SS cards, certificates, and USBs

Can this box resist water damage?

The SentrySafe document box is designed to offer water resistance in addition to fire protection, helping shield contents from incidental water exposure. It’s a practical choice where both fire and limited water protection are priorities.

• Water‑resistant construction helps protect against spills and light water exposure
• Sealed lid reduces moisture entry during short incidents
• Pairs well with additional waterproofing for long‑term storage

Who is this for? The SentrySafe Black Fireproof Document Box is ideal for homeowners, renters and small business owners who want a compact, dependable place to protect essential paperwork and small electronics without the footprint or cost of a full‑size safe. If you need a simple mechanical lock, portable protection, and the ability to organize letter‑size files, this box is a practical choice for everyday document security.