Airbus Flight Deck Door – Decompression Sensing Door Controller (DSDC) and Keypads:

NAT supplies its patented Decompression Sensing System/Door Controller (DSDC) and Electronic Entry Keypad for new and retrofit Airbus cockpit doors. Retrofit installations were completed in 2002 and production installations continue on Airbus A300, A310, A318, A319, A320, A321, A330, A340 and A380 aircraft.

Various variants of the Door Controller and Keypad have been developed for crew rest modules, and unique Airbus model requirements.