small circuit that controls a APC SMART ups remotely via an Intertechno [1] relay. files are compatible with Eagle CAD 6.0+. author: Petre Rodan <2b4eda@subdimension.ro> version: rev1 license: GPLv3 the ups has two different buttons for power-on and off, and they need to be pushed at least a few seconds to activate. a single RF relay [1] will provide input to the board where edge triggering and two monostables and will control 2 small reed relays linked in parallel with the UPS buttons. the board and the rf relay fit behind the plastic front pannel of the ups. see some pictures of the setup here [4]. tested with APC Smart-UPS 1000VA USB & Serial 230V (sku sua1000i) [2] APC Smart-UPS 1500VA USB & Serial 230V (sku sua1500i) [3] [1] http://www.intertechno.at/produkte/empfaenger/schalter/CMR-1224.html [2] http://www.apc.com/resource/include/techspec_index.cfm?base_sku=sua1000i [3] http://www.apc.com/resource/include/techspec_index.cfm?base_sku=sua1500i [4] https://photos.app.goo.gl/6eNyjTDTvezkR9XZ8