Profile: Diamond Electronics Ltd. is a supplier of edge HMI technologies. We are an ISO 9001, ISO 9002 and ISO 14001 certified company. We provide rubber keypads, membrane keypads, LCD & TFT modules, Piezo switching, flexible circuits, industrial keypads and turnkey manufacturing. Silicone rubber keypads or elastomeric keypads are used by many sectors of the electronics market as a cost competitive solution to creating unique and reliable interface solution. Membrane keypads are used in many applications as versatile and low cost component of a custom HMI solution. These keypads create a sealed front panel solution which can incorporate display windows, EMI sheilding and encapsulated LEDs.