change machine

{{Short description|Vending machine that exchanges some denominations of currency for others}}{{More citations needed|date=December 2024}}

{{Use dmy dates|date=December 2024}}Image:Dollar bill goes here.JPG to accept bills in change machine.]]

A change machine is a type of vending machine that accepts banknotes, also referred to as paper currency, and returns an equal amount of currency in smaller bills or coins.{{Cite news |date=2013 |title=VNE-Italy’s most successful change machine manufacturer - specifies the Merkur Dispenser 100 |url=https://search.ebscohost.com/login.aspx?direct=true&db=bth&AN=91956858&lang=en-gb&site=eds-live&scope=site |access-date=2024-12-25 |work=Vending International |page=16 |via=EBSCOhost |volume=47 |issue=9}} These machines are used to provide coins in exchange for paper currency, in which case they are also known as bill changers.

In the United States, these devices are typically seen in the vicinity of machines that will not accept paper currency.{{cn|date=December 2024}} This can be in a parking facility that has parking meters, in laundromats, or near vending machines that lack bill validators and do not accept paper currency.{{cn|date=December 2024}}

Before the advent of coinless slot machines, casinos would sometimes have change machines that would accept paper currency and return coins or tokens that could be used in the machines.{{cn|date=December 2024}} A similar arrangement has often been found at video arcades.

In some cases, a machine may subtract a small amount (e.g. 5 cents) as a surcharge for the transaction.{{cn|date=December 2024}}