With aluminum frame and removable feet, this motor is able to provide great flexibility and facilitate the change of configuration without requiring additional machining or modifications. Its terminal box can rotate every 90 degrees, allowing the connection of the motor cables on any side. Furthermore, the W21 Multimounting is totally interchangeable with the cast iron motors.
| Enclosure | TEFC |
| Frame | 100L |
| HP | 1.1 |
| Hz | 60/50 |
| Phase | 3 |
| RPM | 1100 - 1200 |
| Voltage | 230/460 |