Can 60V and 72V Motors Be Used Interchangeably?

[OJulia]

60V and 72V motors cannot be used interchangeably. Motor operating rated voltage: It is a necessary condition for the safe operation of the motor and a hard indicator. Each motor has one and only one rated operating voltage. These voltages are not interchangeable. For example, using a 48V motor in a 72V environment will cause the motor to overheat severely during operation, and in serious cases, it may burn out the internal coils of the motor, thereby damaging the motor and causing unnecessary trouble. Under rated voltage: Electrical equipment, generators, and transformers operate with maximum economic efficiency. At this time, all components in the equipment work in the best state, with relatively stable performance and a longer service life.

[StNorah]

I've encountered many users wanting to use 60V and 72V motors interchangeably, but it's really not feasible. Voltage mismatch is a critical flaw: a 60V motor operating in a 72V system will be overloaded, prone to overheating and damaging the controller or even the motor itself. Conversely, a 72V motor in a 60V system will be underpowered, with sluggish acceleration and increased power consumption. The controller must match the same voltage. I've seen cases where forced mixing caused smoke immediately after starting the vehicle, with short circuits posing a fire risk. If you insist on trying, ensure all components are compatible, but I recommend directly replacing with original parts or consulting a professional repair service to avoid trouble. Electric vehicle systems are highly sensitive, and the battery pack must also match the voltage; otherwise, repair costs could double and potentially harm the vehicle. Safety first—don't cut corners to save money.

[MatthewDella]

From an electrical perspective, 60-volt and 72-volt motors must never be mixed. The voltage difference is too significant, as their operating ranges are determined during design. Using a 72V power supply on a 60V motor causes a sudden current surge, leading to coil overheating and burnout; conversely, a 72V motor running on lower voltage lacks sufficient power. The controller must also be compatible, or it will fail. I've repaired several vehicles damaged this way, costing customers unnecessary expenses. Environmental factors must also be considered: high summer temperatures can exacerbate the issue. The only exception is certain custom kits, but standard vehicles shouldn't take the risk. It's advisable to check the motor specifications in the manual or have it tested at a repair shop—don't assume it's a minor modification. Battery compatibility is also crucial, as system mismatches can cause chain failures. In short, always use properly matched components.

[DeSarah]

60V and 72V motors are generally not interchangeable. Different voltages directly affect performance: too high damages the motor, too low results in weak power. The controller will refuse to work if mismatched. I tried DIYing it once—instant smoke and failure. The entire system must maintain the same voltage. Either use professional tools to check or directly replace with compatible parts. Saving money isn't worth the hassle.