Bison Pumps offers shallow and deep well hand pumps which work alongside most electric pumps. Made from potable water approved (NSF61) materials, they can reach depths of 300′ with (4) cylinder sizes ranging from 1 1/2″ – 3″. Bison Pumps may be used to pressurize tanks or to pump uphill. All our hand pumps come with a lifetime warranty against manufacturer’s defects. Bison Pumps has a large dealer network in the United States and across the globe. At Bison Pumps, you will find the sales staff helpful and friendly and the technical support staff able to answer questions about your specific application. Best of all, Bison Pumps are Made in the USA.