... Aluminum case or Cast Iron case Unit bearing MotorVoltage:110-120V or 220-240VFrequency:50/60Hz, Power: ... phase 5) All angle 6) Fan duty, continuous and air over 7) Overload protection 8) Proven unit bearing design 9) UL and ... , food and beverage coolers, vending machines, display cases and other fan duty applications. Unit bearing motor 02-5