Products Products Digital Safes Biometric Fire Safes Biometric Fire Safes There is another series of fire safe in Yale's collection. The Biometric Fire Safe provides a biometric fingerprint scanner and state-of-art digital touch panel for advanced protection. If you wish to protect your document and asset from fire, this will be the best fit series for you! YFF/420/FG2 - Yale Biometric Fire SafeBiometric Finger Print scanner for advanced protection YFF/520/FG2 - Yale Biometric Fire SafeHinge protection with 18mm steel back end locking bolts