The Loren Cook 101191 3/4HP,ODP,TRI VOLT,3PH MOTOR is a 3/4 horsepower, oil-drum pump motor. It is an ODP motor, which stands for On-Demand Power. This motor is a tri-volt motor, which means that it has three voltages- 12, 24, and 36 volts. This motor is also a tri-phased motor, which means that it has three phases- A, B, and C. The Loren Cook 101191 3/4HP,ODP,TRI VOLT,3PH MOTOR is a 3/4 horsepower, oil-drum pump motor. It is an ODP motor, which stands for On-Demand Power. This motor is a tri-volt motor, which means that it has three voltages- 12, 24, and 36 volts. This motor is also a tri-phased motor, which means that it has three phases- A, B, and C.