12VDC Electric Diaphragm Pump with reciprocating, spring driven configuration that maintains constant pressure regardless of load. Pump automatically goes neutral when the end of hose valve is shut off. Glass-reinforced polypropylene pump housing provides integrity and excellent material compatibility inside and out. Santoprene Diaphragms, EPDM Elastomers and 2" bung adapter. Pump/motor and adapter only.
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