Model 520 Dual Head Pumps

The Model 520 has been designed to convert the Model 521 from an isocratic pump to a gradient HPLC system.

Full operation and gradient control programming is achieved through the keypad on the front panel of the Model 20.

 The Model 520 includes a high pressure integral static mixer, connecting tubing, and all the accessories necessary to quickly convert the Model 521 to gradient operation. UHPLC (Maximum pressure: 15,000 PSI) is available for Analytical flow. 

4 mL./min.

Analytical Pumps

Model 520, Micro Pump, SS

10 mL./min.

20 mL./min.

125 mL./min.

Preparative Pumps

Model 520, Prep Pump, SS