1000 GPH Air Conditioner Circulation Pump | March Pump 0150-0136-0100 March Pump's 230 volt AC-5C-MD water pump provides 1,000 gallons per hour circulation for marine air conditioning systems. March pump model number AC-5C-MD 1000 gallons per hour flow rate 230 volt AC operation Standard base 1 in. FPT inlet 1/2 in. MPT outlet 27 ft. max head Heavy duty pump is designed for marine air conditioning circulaton applications Pump is not self-priming Must be installed below the waterline Air cooled pump Pump is not submersible Ignition proof design for use in marine applications Magnetically driven with no shaft seal Max Flow 17 GPM 130 degrees Fahrenheit maximum liquid temperature 8.55 lbs.