Diaphragm Pump

Diaphragm Pump Distributor - Centennial Equipment


Centennial Equipment offers an extensive inventory of diaphragm pump from Yamada, Pulsafeeder, and Gorman-Rupp (GRI). The diaphragm pumps we carry provide a positive displacement pump that uses a combination of reciprocating action and either a flapper valve or a ball valve to transfer liquids. Most models are available in electric, engine, manual, air operated or hydraulic configurations.

Air-Powered Double Diaphragm Pumps: Diaphragm Pump NDP Series pumps are the backbone of the industrial line of air-powered double diaphragm pumps (AODD). A unique, patented air-valve design ensures stall-free operation throughout product life. Bolted construction and common component replaceable parts maximize uptime and increase profitability.

Pulsa Series and Pulsar pumps: Innovating fluid handling technology. The Pulsapro Series is the next technological evolution for the Petroleum, Chemical Processing, Energy and Water Treatment markets. PULSAPRO builds from its legendary predecessor, Pulsa Series, with expanded performance, improved robustness, and new features to simplify operation and maintenance.

PULSAPRO pumps are positive displacement, reciprocating metering pumps that combine the high efficiency of a plunger pump with the sturdiness of a diaphragm seal to eliminate leakage. They provide maximum accuracy and repeatability with the dependability of a 5-year drive train warranty. Available in a wide range of materials and diaphragm designs, PULSAPRO pumps offer a diverse range of fluid handling solutions.

Learn more about pumps from Pulsafeeder in our distribution warehouse. 

Serving the Original Equipment Manufacturer since 1953, Gorman-Rupp Industries’ reputation and success have been built on innovative fluid pump designs, customer service, and providing products to meet the exact specifications of our customers.

Gorman-Rupp (GRI) pumps, A leader in fluid pumping. Centennial Equipment is distributed the complete line of GRI pumps. If you are replacing an existing pump or working with OEMs on a new application, pumping water or pumping chemicals, we have the best product selection, with engineers specializing in GRI pumps that will provide a unique fluid pumping solution.

As the biggest distributor of diaphragm pumps in Colorado, Montana, South and North Dakota we offer a complete line, service, and repair of air operated double diaphragm pumps your business will need.



Have product questions, application function, or service and repair needs for your Yamada, Pulsafeeder, or Gorman-Rupp (GRI), contact us today.

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