Heavy duty, corrosion resistant diaphragm pump configured with 40 psi pressure switch for on-demand operation. Self-priming up to 8\'. Able to run-dry without damage and includes quick connect fittings: two 3/4\" HB and two 3/4\" garden hose. Also includes an inline strainer with 3/4\" HB connections. 3.8\" H x 6.3\" W x 8.6\" L. The L model includes a trigger nozzle and quick connect hose fitting.