Domestic Pumps : Self Priming Cast Iron Pumps Jet MP Self Priming Motor Driven Pumps Self-priming motor driven pumps fitted with guage, pressure switch, remote motor protector only for the three phase version, a three-way brass fitting for connection to a tank and power cable with plug. Jet Self-priming Excellent suction capacity even if there are air bubbles and small sandy impurities in water. Used mainly to supply water in home systems. Suitable for small agricultural and gardening applications wherever self-priming is needed. Domestic Pumps : Self Priming Cast Iron Pumps