Cast iron body with external bearings. Valve height: 24.25". Reduction chain drive with guard. Solid mild steel rotor with plain tips and open sides. Rubber coating on tips and sides. Ceramic sidewall coating. Output is approximately 1.9 cubic foot per revolution.
2HP drive requires 208-230/460V, 60Hz, 3 phase AC
Demonstration video on file. Current rotor speed = 20 RPM.