Product Features Impeller: Cast iron, semi-open, non-clog with pump-out vanes for mechanical seal protection. Balanced for smooth operation. Silicon bronze impeller available as an option. Casing: Cast iron volute type for maximum efficiency. 2″ NPT discharge. Dual Mechanical Seals Lower: Silicon Carbide vs. Silicon Carbide sealing faces. Stainless steel metal parts, BUNa-N elastomers. Upper: Carbon vs. ceramic sealing faces. Stainless steel metal parts, BUNa-N elastomers. Seal Sensor Probe: Located in oil-filled chamber. If pumpage should begin to leak past lower seal it indicates to pump control panel a fault has occurred. Requires optional Seal Fail Circuit in the control panel. Shaft: Corrosion resistant, stainless steel. Threaded design. Lock nut on all models to guard against component damage on accidental reverse rotation. Fasteners: 300 series stainless steel. Capable of running dry without damage to components. Designed for continuous operation when fully submerged. Submersible Effluent Pumps- Dual Seal with Seal Sensor Probe Specifically designed for the following uses: Farms Motels Hospitals Trailer courts Schools Industry Effluent systems
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