NAPCO Security Technologies, Inc. revenue for the last year amounted to 170.00 M USD, the most of which — 62.72 M USD — came from its highest performing source at the moment, Door Locking Devices, the year earlier bringing 48.01 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought NAPCO Security Technologies, Inc. 168.62 M USD, and the year before that — 142.06 M USD.