Electrical Load Calculator

Calculate total electrical load, recommend MCB rating & cable size, and estimate monthly electricity cost for any home. Built for electrical contractors, engineers & home buyers.

Appliance List

Add appliances to calculate total electrical load.

Supply Voltage (V)

Tariff (₹/kWh)

Watts

Qty

Hrs/day

Watts

Qty

Hrs/day

Watts

Qty

Hrs/day

Watts

Qty

Hrs/day

Load Summary

4 appliances — 230V supply

3.82 kW

Total Connected Load

16.6 A

Max Current Draw

25 A

Recommended MCB

4.0 mm²

Cable Size (Cu)

Energy & Cost Estimate

Daily usage: 35.0 kWh

Monthly usage: 1051 kWh

Estimated monthly bill: ₹8,408 (@ ₹8/kWh)

Appliance Breakdown

LED Light (9W) × 872 W

Ceiling Fan × 4300 W

AC — 1.5 Ton (Inverter) × 23200 W

Refrigerator (Double Door) × 1250 W

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DrawMagic generates Vastu-compliant floor plans in seconds — visualise room layouts and plan switch-board & appliance placement before wiring.

Connected load ≠ running load — inverter appliances draw less at steady state. Always consult a licensed electrician for actual wiring design, earthing and safety compliance.