Berkeley B20P4MS15221 MS Series Stainless Steel 4" Submersible Pump (1-1/2 HP, Single Phase, 230V, 9 Stage, 2-Wire, 20 GPM)The Berkeley B20P4MS15221 MS Series Stainless Steel 4" Submersible Pump is built with a floating impeller to resist sand locking and proven SignaSealTM staging system. Berkeley tests all pumps before they leave the factory allowing you to purchase and install with confidence. Designed and manufactured by Pentair Berkeley, a trusted name in the industry. Picture is a stock series photo it may not match your model. Please contact customer service for

this pump is designed for use in homes

• The model 3756 offers a bearing frame mounted design for flexibility of installation and drive arrangements

liquid transfer

The MiniCAS 24 volt relay can be ordered separately for installation in a control panel by a UL or CSA certified panel shop or as a built-in option in our control panel

Please contact Liberty Pumps for more information

Resists Clogging: A vortex impeller handles stringy material and resists clogging better than a traditional two-vane impeller

Operating with maximum efficiency at 260 gpm

Max RPM:  1550

Our Little Giant pumps are designed for continuous circulation of statuary fountains

Since we choose to plow profits back into new product development

Maximum Operating Flow Rate at 20 psi:  83 gpm - See Performance Chart

Diameter: 15-3/8"