Sizing Tool

Power & Backup Calculator

Select your appliances and required backup duration to get an instant engineering recommendation for your Kelvix inverter and battery setup.

1. Select Connected Appliances & Quantities
2. Desired Backup Duration (During Grid Outage)
2 hrs Emergency
4 hrs Standard
6 hrs Extended
8 hrs Overnight
12 hrs Full Day
Sizing Calculation Basis:

Includes a 0.8 power factor multiplier, motor inrush surge allowance, and optimal 85-95% battery depth of discharge (DoD).

Sizing Estimate

Real-Time
Total Running Power Load
0 Watts
Recommended Inverter Rating
0.0 kVA
Total Storage Energy Required
0.00 kWh
Equivalent Battery Capacity
0 Ah
Need 3-phase industrial configurations? Contact our engineering team.