Chlorine Pumps

"I've never seen a pump that lasts as long as this pump."

These are the words from one roof cleaning professional that tried many different pumps before he found ours. The CDS-John Blue DP-43-GRPC Diaphragm Pump is built to withstand today's most aggressive products such as high ph chemicals and chlorine.

Our DP-43-GRPC along with our legendary Millennium Series Poly Pumps are designed with pumping ends of polypropylene and chemically resistant steel. CDS-John Blue Company is the only company that offers poly diaphragm pumps that can handle the most aggressive chemicals on the market today.

The two piston semi-hydraulic diaphragm pump operates up to 4.3 gpm at 550 rpm with a pressure rating of 290 psi.These compact pumps are an excellent choice for sprayers, pest control units or industrial use. It is lightweight and can be driven by PTO, electric motor or gasoline engine. The diaphragms are constructed from chemical resistant elastomers for superior chemical resistance.Tell us what you need and we can help you select a pump to best fit your needs.

Chlorine Pump - Patented Technology Features & Benefits of the DP-43-GRPC

1. Precision engineered crankshaft, connecting rods, bearings and pistons.
2. Thermal treatment on connecting rod rings provides superior wear resistance.
3. Cast iron piston sleeves and pre-set piston deliver high volumetric efficiencies.
4. 4c.Oversized ball bearings ensure long pump shaft life.
5. Polypropylene heads molded on a die cast aluminum core gives strength and superior chemical resistance.
6. Separate and replaceable inlet and outlet manifolds.
7. Check valves are easy to remove for maintenance.
8. Oil changes are made easier due to the oil sight glass and vent plug
9. Direct drive epicyclical gearbox, strengthened by two bearings ensures efficient operation.
10. Diaphragm washer and diaphragm bolt are made from chemically resistant steel to resist corrosion.
11. Easy to read oil sight glass

Chlorine Diaphragm Pump DP-43-GRPC
Model	Description	Max Flow GPM	Max Pres. PSI	Max Speed RPM	Max Power HP	Max Temp. °F	Suct. Hose Diam.	Disch. Hose Diam.	Weight LB	Lube Oil
DP-43-GRPC	2 diaphragms. Can be PTO, gasoline, or electric driven motor.	4.3	290	650	1.0	140°F	3/4" Hose	1/2" NPT	12.32	30 SAE