Name: Master Lock STW205
Brand: Master Lock
SKU: B0DZ83PN3G
Price: 524.99 USD
Availability: InStock
Rating: 4.2 (84 reviews)

Expert Review Analysis

The Master Lock Black Steel Fireproof and Waterproof Safe is a premium home security solution featuring UL-classified 2-hour fire protection at 1850°F and ETL-verified water resistance for up to 24 hours. It combines robust steel construction with live-locking bolts and a programmable digital keypad to deter theft while protecting documents and valuables from environmental extremes.

✓ Best for: Homeowners or small office users protecting irreplaceable documents, passports, cash, jewelry, or digital media from fire, flood, or theft, particularly in garages, offices, or basements where bolting is feasible.✗ Not ideal for: Users requiring large-scale storage capacity or those in areas with flood risks exceeding 8 inches of water depth, as the safe is not designed for full submersion.

Pros

✓UL Classified 2-hour fire protection at 1850°F ensures document safety during intense heat
✓ETL Verified water resistance protects contents from flooding up to 5-8 inches deep for 24 hours
✓

Best Seller Rank History

Now#246Best#133Worst#267 -52

Lower = better sales rank

Rating Trend

Rating4.2/ 5Reviews80+-31 reviews -0.10

Specifications

Features

Fire Rating Duration2 hours

Fire Rating Temperature1850°F (1010°C) celsius

Water Resistance Depth5 inches mm

Water Resistance Duration24 hours

Impact Resistance15 ft mm

General

Weight192.0 lb g

BrandMaster Lock

Exterior Height23.8 in mm

ModelSTW205GYC

Exterior Width18.6 in mm

Fire Protection

UL Classification2 hours at 1850°F (1010°C)

Water Protection

ETL Verification24 hours at 5-8 inches deep

Security

Live-Locking Bolts3 to 6 steel bolts depending on model

Durability

Impact Resistance15 ft fall resistance

Locking Mechanism

Code Programmability5-digit programmable code with multi-user options

Dimensions & Weight

Height23.8 inches

Width18.6 inches

Depth19.3 inches

Weight192.0 Pounds

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Master Lock STW205

Expert Review Analysis

Best Seller Rank History

Rating Trend

Specifications

Features

General

Fire Protection

Water Protection

Security

Durability

Locking Mechanism

Dimensions & Weight

Research Sources

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