this is one model of our c68 series booster pumps,a new designed series pump with very low noise,so called mute pump. this series have8 models,gf-100g-c68/gf-200g-c68/gf-300g-c68/gf-400g-c68/gf-600g-c68 etc.with different water flow and rated current,can meet your different needs for pumps.

the pump voltage is 24vdc,bypass pressue is around 125psi. the inlet&outlet ports is npt3/8" thread. 

this series pump no have self-priming function,so the applicable water pressure should be above 30psi.