致力于高性能密封繼電器的研發和生產，主要包括：電磁繼電器、磁保持繼電器等。繼電器是*早進入中國各種**領域的法國本土產繼電器，是*****繼電器的行業標準。產品可靠性高，密封性好，多余物控制有效。所有產品都經過100測試，以保證產品的高品質。宇航*繼電器規格齊全（從1A到75A）。目前SPTI繼電器以價格的****和***的技術水平在國內航天，國防，鐵路等領域已經占有了一定的市場份額。產品在國外Ariane、EuteLast、EYS、Spot、 Telecom、HisSpaSat、 CQCSTAR、 Sigma等項目上大量應用，同時廣泛應用于國內航天項目，如神舟飛船、風云衛星、探月工程等。

STPI COMPANY

 Group, a worldwide leading manufacturers of switching technologies for severe environments, provides a complete range of hermetically sealed relays, function relays and airborne systems for aeronautics, space, military/defence and railways, ranging between 1 Amp to 50 Amps Relays. STPI group also produces an extensive range of electronic and electromechanically equipments for aeronautics, rail and defence industries. The waste range of products includes Non latching relays, Latching relays.