24.21 Amps to Watts

24.21 amps is 2,905.2 watts at 120V (DC). The wattage depends on your circuit voltage.

24.21 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
290.52W 246.94W 427.72W
24V
DC, industrial control
581.04W 493.88W 855.43W
100V
Japan residential
2,421W 2,057.85W 3,564.3W
120V
US residential
2,905.2W 2,469.42W 4,277.16W
208V
US commercial three-phase
5,035.68W 4,280.33W 7,413.75W
220V
Legacy international / parts of Asia
5,326.2W 4,527.27W 7,841.46W
230V
UK / EU residential
5,568.3W 4,733.06W 8,197.89W
240V
US residential (dryer, range, HVAC)
5,810.4W 4,938.84W 8,554.32W
277V
US commercial lighting
6,706.17W 5,700.24W 9,873.11W
400V
UK / EU commercial three-phase
9,684W 8,231.4W 14,257.2W
460V
US industrial motor (NEC 430.250 column)
11,136.6W 9,466.11W 16,395.78W
480V
US industrial three-phase
11,620.8W 9,877.68W 17,108.64W
575V
Canadian industrial three-phase
13,920.75W 11,832.64W 20,494.73W

Other Amperages

This calculator provides estimates for reference purposes only. Always consult a licensed electrician and verify compliance with the National Electrical Code (NEC) and local electrical codes before performing any electrical work.