DC Systems
48V Voltage DropCalculator
Calculate voltage drop for 48V dc systems
DC Circuit Parameters
Circuit Parameters
Total circuit length will be 2× this value
Calculation Results
Review
Voltage Drop
2.33V
4.86%
Voltage at Load
45.67V
of 48V source
Power Loss
70.0 W
Warning - Consider larger wire size
48V Applications
- •Telecom power systems
- •Data center DC distribution
- •Large solar arrays
- •Golf carts and EVs
- •PoE++ systems
- •Battery energy storage
DC Formula
Vd = 2 × I × R × L
Vd = Voltage Drop (V)
I = Load Current (A)
R = Resistance (Ω/ft)
L = One-Way Distance (ft)
I = Load Current (A)
R = Resistance (Ω/ft)
L = One-Way Distance (ft)