What is the Sintron KAI-638 used for?

It is a comparable roll down coin mechanical acceptor and coin selector designed for arcade games and 8-liner machines.

What factors affect the resale value of this unit?

The resale value is driven by the unit's condition, its completeness, and its specific edition.

While designed for arcade games, it is also listed for use in 8-liner machines.

Computers

Sintron KAI-638 Comparable Roll Down Coin Mech Acceptor Coin Selector, for Arcade Game, 8 Liner Etc. value — New $18.95. Prices updated July 2026.

Used

—

New / Sealed

$18.95

Live on eBay now

This is a Sintron KAI-638 Comparable Roll Down Coin Mech Acceptor Coin Selector, designed for use in arcade games and 8-liner machines.

It is sought after by collectors, repair technicians, and arcade operators needing specific coin mechanism components.

The resale value is determined by the unit's condition, whether it is complete, and its specific mechanical configuration.

What this actually trades for — sold values by condition vs. what sellers are asking today

Condition	Value	Based on
New / Sealed	$18.95	eBay sold comps

What is the Sintron KAI-638 used for?: It is a comparable roll down coin mechanical acceptor and coin selector designed for arcade games and 8-liner machines.
What factors affect the resale value of this unit?: The resale value is driven by the unit's condition, its completeness, and its specific edition.
Is this item only for arcade machines?: While designed for arcade games, it is also listed for use in 8-liner machines.