Not sure which Jet Pump to purchase?

JHU05 Convertible Jet Pump
JHU05 1/2 HP high-volume cast iron convertible jet pump

JHU07 Convertible Jet Pump
JHU07 3/4 HP high-volume cast iron convertible deep well jet pump

JHU10 Convertible Jet Pump
1 HP high-volume cast iron convertible jet pump

SJ05 Convertible Jet Pump
1/2 HP Economy cast iron convertible jet pump

SJ07 Convertible Jet Pump
3/4 HP Economy Cast Iron Convertible Jet Pump

SJ10 Convertible Jet Pump
SJ10 1 HP Economy cast iron convertible jet pump