The definition of durability. The P40US has been around for generations and continues to prove its performance as the stalwart of KDK.
| Voltage | 230 |
| Hz | 50 |
| Wattage(Lo) | 36-44 |
| Wattage(Hi) | 47.5-54.5 |
| R.P.M(Lo) | 818-999 |
| R.P.M(Hi) | 1093-1336 |
| Air Velocity(m/min) | 250 |
| Air Velocity(ft/min) | 820 |
| Air Delivery(m/min) | 81 |
| Air Delivery(ft/min) | 2860 |
