Push button design in accordance with EN12094-3 standard to lock the activation of a extinguishing system. Blue color. Indoor use. Screen printing with the text STOP EXTINCTION. Equipped with: micro-switch, verification system with reset key, transparent methacrylate protection cover, Contacts normally open NA, commun C and normally closed NC and plastic plate calibrated to be located and don´t break. Placed in ABS box of 98 x 98 x 50 mm.