The SHURflo® 2088-594-144 is a 115-volt AC diaphragm pump with a factory-installed 6-foot power cord — plug-in ready, no wiring required. Perfect for portable restroom service trucks, sanitation trailers, and temporary fresh water supply systems where a standard outlet is available. Features: automatic demand switch, Santoprene® valves, Santoprene® diaphragm, polypropylene housing, and 1/2" NPSM ports. Self-primes to 12 vertical feet. Maximum open flow: 3.0 GPM. Shutoff pressure: 45 PSI. NSF listed. UL Recognized for US and Canada.