Solinst Model 415 [115766] Submersible Pump, 12V DC. The Solinst 12V Submersible Pump provides an efficientmeans of purging and obtaining groundwater samples frommonitoring wells.The 12V Submersible Pump and 12V Pump Controller arelightweight, portable, and easy to set up, deploy and operate.The Pump’s sleek, short design ensures it fits easily down wellswithout hang-ups.The Solinst 12V Submersible Pump is capable of pumpinggroundwater from 36.5 m (120 ft) below ground surface, withflow rates up to 13.5 L/min (3.6 US gpm) in shallow conditions.