SOP Upgrade Kit:
Upgrade your ESB-24V DVO cash drawer to an SOP unit with our upgrade kit!! Each kit includes our SOP electronic interface module, a cable, and a wall mount power supply.
SPC Upgrade Kit:
Upgrade your ESB-24V DVO unit to an SPC cash drawer with our SPC upgrade kit. Each upgrade kit includes the SPC circuit board and enclosure, a cable, and a wall mount power supply.