Paragon Lock and Safe Double Door Digital Depository Safe CF Cash Drop Safe Security. Model# Double with Drop. (4). $ Free shipping with. Digital Electronic Cash Drop Cash Deposit Safe for Retail . SOUTHEASTERN Double door money depository drop safe with UL listed Time Lock Safe Depository · Protex 1 Drop Box Safe (WDD. Under-counter and cash - drop safes. Limit excess cash register funds by providing convenient protection for short-term deposits of cash or checks. Heavy duty.