. Carbon / Ceramic / SS Buna-N Shaft Seal with a Maximum Temperature of 225°F (107°C).20CS6M-FE Close Coupled Regenerative Turbine CS Series Pump w/ Franklin Electric Motor. Bronze Bronze Fitted, 2 HP, 115/208-230 Volts, 60 Hz, Single Phase, 3450 RPM, ODP - Open Drip Proof Motor Enclosure, Bronze w/ Monel Blades Impeller, 1 1/4" Suction & 1" Discharge.