http://www.klocknermoeller.com/automation/pdf/h1184g.pdf

http://www.sodimac.cl/sodimac-cl/product/95599X/0.5-HP-Bomba-Periferica

https://www.isc-gmbh.info/isc_de_en/garden/einhell-royal/water-technology/pond-pump/tp-950-1/

http://www.electricosgenerales.com.pe/producto/interruptor-de-nivel-de-agua-gm2/

http://www.farnell.com/datasheets/1666592.pdf

http://www.controlelectrico.com/electricaCentinela/catalogo%5Ccatalogo.pdf