Models View all HEYCO - Plastic connector gland Ø1/2" 7 233 0 Low Pressure Cut Out (Auto Reset) 9 96 0 High pressure cut out control (Manual reset) 10 130 4 ASCON Tecnologic - MP-D2 7 204 1 Mean Well - NDR - 74-25 18 796 4 Bitzer - Differential compression sensor 3 69 0