Voltra Energy

Solar Load Calculator

Size your off-grid or backup solar system by estimating your daily energy load.

Daily energy use

3.24kWh/day

3,240 Wh · 475 W peak load

Recommended solar array

0.86kW

3 × 400W panels

Battery bank

4.05kWh

84 Ah @ 48V

Inverter size

0.74kVA

742 VA · 594 W continuous

Appliances & Loads

Add every device you want the system to power.

400
1,200
500
360
780

Load Breakdown

Share of daily energy consumption per appliance.

  • Refrigerator1,200 Wh37%
  • Laptop780 Wh24%
  • TV (55" LED)500 Wh15%
  • LED Light Bulb400 Wh12%
  • Wi-Fi Router360 Wh11%

Need a tailored system design?

Chat with a Voltra Energy engineer on WhatsApp for a personalized quote and installation details.

Estimates are for planning only. Consult a Voltra Energy engineer before purchasing equipment.