Technical Information Body Material Brass Port Size 1/2" NPT Mounting Type Clamp-On Drive Configuration Slotted With Bronze Coupling 1143 Flow Rate 330 GPH / 1000 LPH Elastomer EPDM / NBR Seal Type Non Balances Ceramic / Carbon Rotation Clockwise Internal Component Material Carbon Valve Type N/A Valve Configuration No Relief Valve Operating Range Maximum Mechanical Power Requirement 1.22hp (909W) Maximum Operating Pressure 250 psi Relief Valve Set Pressure Range N/A Max Static Pressure 100 psi Operation Fluid Temperature Range -4°F (-20°C) - 160°F (71°C) Max Fluid Viscosity 100 cP Max Sound Level 60dB(a) Max Discharge Pressure 250 psi Min/Max Speed 1000 - 2400 RPM Dry Suction Lift 3.3 ft Wet Suction Lift 6.6 ft Fluid Acidity 6 pH Maximum Total Dissolved Solids (TDS) 5000 ppm ⚠ 3D Drawings are available upon request.