SMS to Megadrive/Genesis cartridge adapter

A cartridge adapter circuit to play SMS games on a Megadrive/Genesis console.

Starting from:
$11.99 CAD
(approx. $8.99 USD )

Product Description:
You want to play Sega Master System games but you only have a Genesis/Megadrive console? No problem, the system is backward compatible with SMS games. All you need is a cartridge adapter.

  • Supports 50 pin SMS cartridges (i.e. Non-japanese SMS)
  • Two layer black PCB, gold plated.
  • Available fully assembled or in kit.
  • Tested on Genesis/Megadrive models 1 and 2.
  • Tested on the Hyperkin Retron5
  • Not compatible with Genesis model 3.
Picture Gallery:
Assembled adapter
Assembled adapter
DIY kit
In use
In use

Ships within 7 business days (*)
Item # BRD-SMS2SMD In stock
Description SMS to SMD cartridge adapter
Price $18.99
Item # BRD-SMS2SMD-KIT In stock
Description SMS to SMD cartridge adapter kit (unassembled)
Price $11.99
Note: Prices are in canadian dollars (CAD) and may change without prior notice. If necessary, currency conversion will be done automatically by PayPal.

  • Orders are normally prepared and shipped within 7 business days.
  • The transit time varies according to the country of destination, but between 4 and 10 business days are typical.
  • Business days are Monday to Friday, with the exception of holidays (Canadian or in the destination country).
  • We ship from Canada
  • Orders shipped outside Canada may, depending on the destination country, incur additional import duties, taxes and charges. Those are not included and are the buyer's responsibility. Be aware that for some countries, the additional fees can be very significant (eg: Over half the product price). It is your responsability to research prior to placing an order.

Download(s) & Link(s):
Adapter schematicraphnet_sms_smd.png

IMPORTANT: This is not a complete list. If your controller or game does not appear here, it simply means that we did not get the chance (or the idea) to test it, or that no one let us know that it works.

Help us improve this page by sending test results by email to
Sega MarkIII to Megadrive/Genesis cartridge adapter
A cartridge adapter circuit to play Sega MarkIII games on a Megadrive/Genesis console.


This product is an implementation of the following open source project: SMS to Megadrive/Genesis cartridge adaptor

Solution Graphics
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