Check the listing for details. Coinco MAG30B MAG50B Dollar Bill Acceptor Validator, New Belts!. Condition: Seller refurbished. Listed at 189.00 USD. These are Coinco MAG 30B / 50B dollar bill acceptors / validators that accept $1 bills only. These are a newer version of the popular BA30B /50B and are one of the most dependable and reliable validators on the market. Has a dual interface, single price or multi-price and can run on 110V or 34V MDB. Harness is sold separately. These are rebuilt units which means they have been disassembled, cleaned, checked, reassembled with brand new belts installed, calibrated, and bench tested We stand behind all of our sales with a 90 day limited warranty on this unit. Similar to item shown in picture. The difference between the MAG30 and the MAG50 is the size of the bill box. MAG30 = 300 bills, MAG50 = 500 bills, state if you have a preference, if not then either may be sent.