Wired mini power pack "UPW-RE-SPIDER" NORMALY CLOSE -12V cartridge solenoid valve - 12V DC motor - 1800W with remote control switch and thermal protection - 1P3,1 pump - Check valve - Adjustable relief pressure valve - Pressure switch 1/8 "G - Painted steel tank 15 lt. (square flange) - Buzzer 90dB - Horizontal mounting "OR" - Motor protection cap