Pumps

Finish Thompson DB-Series 6 magnetic drive, seal-less pumps are the new standard for hydraulic efficiency and corrosive fluid handling. These pumps can be used for highly corrosive or mild chemicals, acids or solvents at flows to 40 GPM at temperatures to 210°F. Constructed from polypropylene or PVDF, the DB Series operates durably in the most corrosive of environments. It can even run dry without damage when supplied with carbon bushing. Finish Thompson DB-Series offer the industry’s best five-year warranty.

Flow Range
• DB6: 0.5 to 40 gpm

Simple, versatile and reliable, March Series 3 pumps feature an “orbital” magnetic drive and leakproof design. They are rated up to 10 gpm flow and for heads up to 20.5 ft. Typical applications include film processsors, ice makers, laboratory and medical equipment, vapor degreasers and marine air conditioning systems. The Series 3 pumps are available in both open air and epoxy clad submersible models. A variety of materials of construction ensure compatibility with almost any solutions: polypropylene, Delrin®, Viton®, nylon Buna N rubber, ceramic, and polysulfil plastic (submersible models). Port options are 3/4" FPT inlet with 1/2” MPT outlet or 3/4" O.D. smooth inlet and outlet, for tubing connections.

Seal-less Magnetic Drive Pumps - 14 gpm March Series 4 pumps can deliver a maximum flow of 14 gpm, and are capable of serving applications with a maximum head of 21.5 feet ( 49 feet with air motor ). Applications include electronic medical equipment, etching machines, photo processing equipment, hospital thermal blankets and food heating cabinets. The Series 4 pumps are available with a 1" FPT inlet and 1/2" MPT outlet, or a 1" smooth inlet and 3/4" smooth outlet for tubing connection. Standard materials of construction are polypropylene, with options for wetted materials that include Ryton® or Kynar® PVDF, ceramic, Buna N rubber and Viton® for total chemical compatibility. Carbon bushings are available. Priming Reservoir fits all Series 4, 5, 5.5 and 6 plastic pumps. Wetted materials are polypropylene and Viton® Series 4 - maximum suction lift of 10 feet.

March Series 5.5 pumps deliver maximum flow of 30 gpm at head up to 41 feet. Able to handle chemicals of all kinds at temperatures up to 190°F. Units with Kynar® PVDF housings can handle strong halogen solutions and certain chromic and sulfuric acids. Other options for materials include glass filled polypropylene, ceramic, Viton®, and 316 stainless steel. Standard port configurations a 1" FPT inlet and 3/4" MPT outlet. Priming Reservoir Option - Wetted materials are polypropylene and Viton®. Series 5.5 - maximum suction lift of 7 feet.