2.1 kW to Amps

2.1 kilowatts is 8.75 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

2.1 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
174.92A 205.78A 118.81A
24V
DC, industrial control
87.46A 102.89A 59.4A
100V
Japan residential
20.99A 24.69A 14.26A
120V
US residential
17.49A 20.58A 11.88A
208V
US commercial three-phase
10.09A 11.87A 6.85A
220V
Legacy international / parts of Asia
9.54A 11.22A 6.48A
230V
UK / EU residential
9.13A 10.74A 6.2A
240V
US residential (dryer, range, HVAC)
8.75A 10.29A 5.94A
277V
US commercial lighting
7.58A 8.91A 5.15A
400V
UK / EU commercial three-phase
5.25A 6.17A 3.56A
460V
US industrial motor (NEC 430.250 column)
4.56A 5.37A 3.1A
480V
US industrial three-phase
4.37A 5.14A 2.97A
575V
Canadian industrial three-phase
3.65A 4.29A 2.48A

Other kW Values

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.