Small Vending Machine cashless payment adapter / PC computer to vending machine / PC2MDB / RS232-MDB

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Quick Details
Place of Origin:
Shanghai, China
Brand Name:
Model Number:
Power Supply:
Working current:
RS232 to vending machine
Supply Ability
Supply Ability:
5000 Set/Sets per Month
Packaging & Delivery
Packaging Details
Paper carton
Lead Time :

 PC2MDB for vending machine cashless payment

Product Description

 The RS232-MDB is a slave small adapter device for an already existing vending machine with a vending machine controller (VMC). It allows the PC or GPRS device to act as a cashless device and add credit(s) to the small vending machine. Special versions allow the PC to act as a bill validator or coin acceptor/dispenser.

You can connect any RS232 com port device , Computer, POS ,PLC and so on to Vending machine. They would work as the cashless payment device and do the payment and communication with vending machine.

You also can use this adapter and develop the internet payment method to Small vending machine or normal vending machine.

All Vending machine with MDB interface,then can use our adapter box to develop the cashless payment or card payment adapter.

The PC RS232 adapter to vending machine,especiall being widely used for small vending machine,coffee vending machine,internet vending machine.
(model: RS232-MDB) is a fee-based or free-registration PC to vending machine solution designed to help PC based payment device to vending machine. (e.g. coffee shops, retail stores, chain shops) provide their visitors an immediate cashless payment method.
Also we provide the GPRS based cashless payment method from internet payment adapter.

By default the RS232-MDB acts as device type 10 (cashless device) and on adapter box,we have a switch to select the 10H or 60H as the working address.

This describes the Interface Protocol for the RS232-MDB Hardware circuit. The RS232-MDB interfaces any MDB vending device (6-pin molex/5pin MTA) to the PC via the serial port (DB-9) Future support may include Universal Serial Bus. The RS232-MDB protocol is compatible with standard RS-232 Protocol.

RS232-MDB Adapter box to connect the pc to vending machine


WAFER also provide the MDB to PC adapter

that is used to connect the MDB payment devices to computer and computer will work as the Master main controller.

that is used for kiosk computer development

Packaging & Shipping

 Paper carton box and shipping with express delivery

Company Information

 WAFER specailly designed PC2MDB, RS232-MDB adapter box for vending machine cashless payment,vending machine internet payment ,pos payment or card payment.


1. If this adapter box can be connected to any vending machine ?

Yes,this adapter box can be connected to any MDB interface vending machine.

2. What is the difference for MDB-RS232 (MDB2PC) and RS232-MDB(PC2MDB)?

MDB-RS232 is used the connect the MDB payment device,for example MDB bill acceptor,mdb coin acceptor, mdb cashless device to computer. then computer is working as the master main board

RS232-MDB is used to work as the MDB cashless payment device and connect to the existing vending machines.