Rated for 25-gpm service, the Model 2500 electric-powered, double-diaphragm plastic pump can transfer liquids with up to 1-in. diameter solids—with low emulsion and no shear. Equipped with a push-button start-stop and a programmable variable-speed drive, this self-priming pump eliminates air consumption and air-valve maintenance issues. Edson International. 508-995-9711. www.edsonpumps.com