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Entry door: Digital lock with keypad ✅ Storage compartments: Keyed locks ✅ Fuel cap: Completely exposed ❌
No batteries to die — works at -20°F and 120°F No electronics to corrode — exposed to diesel, salt, and water spray No WiFi needed — works everywhere Proven reliability — outlasts electronics in harsh conditions
Tamper-resistant keyed lock Covers the entire fuel filler neck 3/16" fiber-filled polymer — UV-stable, corrosion-proof Bolt-on in 8–15 minutes — easier than digital lock installation Starting at $139.95
You Upgraded to Digital Locks — Your Fuel Cap Is Still Wide Open
5 min readJune 2026
You Upgraded to Digital Locks — Your Fuel Cap Is Still Wide Open
You locked down your doors with digital locks — smart move. But you left the most expensive access point completely open. Your fuel cap has no lock, no door, and no protection.
The Irony of RV Security
Why Mechanical Is Better for Fuel
The RV Fuel Vault: Completes Your Security
[Close the security gap →](/#pre-order)
*Patent Pending · Made in USA · Limited Lifetime Warranty*
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Ready to Protect Your Fuel System?
The RV Fuel Vault™ — the first locking fuel door purpose-built for Class A, C & Super C motorhomes.
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