Large Fireproof Document Box with Lock - Double-Layer Portable File

In this review the ETRONIK Large Fireproof Document Box with Lock is assessed for home and office users who need secure, portable storage for important papers. The bottom line: it is best suited to anyone who needs a fireproof, water-resistant solution that organizes both letter and legal-size folders while keeping smaller valuables separated and locked. The reviewer found its double-layer layout and combination lock to be the single biggest reason to choose it when protecting passports, certificates and contracts during a fire or flood.

Key Features

• Double-layer organization: Two stacked compartments keep large files separate from smaller items so folders, certificates and letters stay flat and accessible.
• Multiple internal pockets: Built-in passport mesh bags, card slots and USB pockets let you store IDs, USB drives and CDs without loose pieces mixing with documents.
• Combination lock protection: A top locking compartment with a password lock provides locked security for sensitive items without the need for keys.
• Fireproof and water-resistant construction: Silicone-coated fiberglass and inner PP support protect contents from high heat and moisture to help preserve documents in extreme conditions.
• Portable design: A sturdy handle and collapsible structure make the box easier to carry in an emergency and convenient to store when not in use.
• Reflective strip and labeling: A reflective side strip improves visibility at night and included tabs and labels make rapid sorting straightforward.

Who It's For

This box is ideal for homeowners, small business owners and professionals who need to protect original certificates, passports, contracts and both letter and legal-size folders from fire and water damage. Users who value physical organization for many small items as well as larger documents will appreciate the built-in pockets and the separate locking compartment.

It is less suitable for someone who needs a heavy-duty safe bolted to a floor or large long-term archival storage beyond the listed heat resistance. Also, if an entirely keyless biometric or electronic safe is required, this mechanical combination lock may feel basic compared with high-end security systems.

Pros & Cons

Pros

• Extensive internal pockets and mesh bags make it simple to separate passports, cards, USB drives and certificates.
• Combination lock compartment provides added security for sensitive items without keys.
• Fireproof, water-resistant construction with silicone-coated fiberglass offers protection in emergencies.
• Portable and collapsible with a handle for quick removal and compact storage.

Cons

• The combination lock is manual and basic compared with electronic locks, which may matter to some users.
• Not a replacement for a heavy, boltable safe when maximum physical theft resistance is required.

Specifications

Brand	ETRONIK
Model type	Large double-layer file box with lock
Outer size	19.0 in x 13.6 in x 12.2 in
Materials	Silicone-coated fiberglass outer, PP inner support
File capacity	Fits letter and legal-size folders; main pocket for larger files
Internal organization	8 passport mesh bags, 8 card slots, 4 USB pockets, multiple outer and mesh pockets
Security	Combination password lock, double zipper design

Our Verdict

The ETRONIK Large Fireproof Document Box with Lock is a practical, well-organized option for anyone wanting to protect both documents and small valuables from fire and water while keeping items sorted. It delivers strong value through its double-layer design, multiple pockets and portable, collapsible build; choose it when you need a transportable, heat-resistant storage solution rather than a permanent bolted safe.

Frequently Asked Questions

Does it hold legal-size folders?
Yes. The main pocket is sized to accept both letter and legal-size folders.

Is the box fireproof and waterproof?
Yes. The double-layer silicone-coated fiberglass construction with PP support is designed to be fireproof and water-resistant.

Does it require keys for the lock?
No. The box uses a combination password lock and includes an instruction manual for setup.