JST 4 SV Pump, JST 8 SV Pump, JST 15 SV Pump, JST 22 SV Pump, JST 37 SV Pump, JST 55 SV Pump, JST 75 SV Pump. Available as standard as free standing or can be guide rail mounted. Twin mechanical seals, carbon ceramic and silicon carbide in a lubricated chamber. Stainless steel shaft and motor case. Plastic motor top cover, lower motor bearing/seal housing, pump case, impeller. Complete with 10 metres of power cable. Hose tails are supplied from models JST 4SV up to and including JST 37SV