Lower Cost and Better Features! Longer life, higher efficiency, smaller and lighter weight, easier to rebuild, all plastic construction prevents problems from minerals in water. Easier installation - now only 6 lbs. Includes handy water tight quick disconnect plug that makes hook-up easy and water-protected without splicing. Dry-run capability - you won't have to worry about harming the pump if your well runs too low. This pump makes a solar pumping system comparable in cost and performance to a generator-run system - but without the noise, fuel costs and maintenance. Easy to install in 3-4 hours and light weight enough to move for seasonal pumping. Hook directly to solar modules for daytime pumping or attach to a battery for on-demand water. Positive displacement triple-diaphragm pump with new internal bypass. Maximum submersion 100', max amps 4.0. Outlet port 1/2" barbed fitting, inlet 50 mesh stainless steel screen. 12" long, 3.75" diameter, 6 lbs., 12/24V DC. Use 1/2" pipe.