The TrakaMEC Supreme Large Single key cabinet can be increased in capacity from 150 key positions by adding an expansion board to the inside of the key cabinet door.
The Large 150 expansion board comes with default numbering 151-300 with a choice of KEYfob colours.
For information on how to install expansion boards please visit our support page.
The L 150 expansion board is designed to be used ONLY with an existing TrakaMEC Supreme Large Single 150 mechanical key system (allowing expansion to 300 keys)
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