4” HYDRAULIC SUBMERSIBLE VORTEX FLOW TRASH PUMP MODELS S4THL (Aluminum Body) S4THLDI (Ductile Iron Body) 4” (10 cm) Discharge Powerful and durable, the S4THL has proven to be an excellent sludge pump. Primary uses for this pump are: oil refinery wastes, sewage digester clean-out, water waste sludge and desilting applications using divers. This versatile pump offers solids handling and high head capabilities. Shut off head at 200 feet. Fully Recessed SS Vortex Impeller (will pass 3 1/2" semi-solids) Wide Range of Applicatons & Performance Variable Speed hydraulic drive Oil Lubricated Seals (can run dry) SS wear ring and wear plate Can be bolted directly into a pipeline or fitted with a suction hose for underwater dredging Tungsten Carbide Coated Operates with our HT50 to HT75 power units or other hydraulic power sources capable of flows of 15 - 30 GPM Stainless Steel model available 167 Stock Street, Nesquehoning, PA 18240 Phone: 570-645-3779 Fax: 570-645-4061 Website: www.hydra-tech.com E-Mail:

Liters/Minute CAPACITY Curves are based on pumping water at 60°F. For performance curves other than shown above, consult factory. 167 Stock Street, Nesquehoning, PA 18240 Phone: 570-645-3779 Fax: 570-645-4061 Website: www.hydra-tech.com E-Mail: [email protected]