Monarch pumps Centrifugal are built on the strength of cast iron. Monarch mfr’s high efficiency pumps of all types. Water pumps, submersible, effluent, sewage pumps, trash, utility, fire, Ag, irrigation, industrial pumps. Monarch Pumps are available with electric motors, gas powered engine including Honda, diesel powered and long coupled pedestal. Flows to 1000’s GPM and 50 HP. Diesel, gas engine driven or electric powered.