Whether you want to forecast your next DEWA bill, pick the right cable for a new circuit, or work out whether solar panels will pay off on your Dubai villa, these free tools give you instant, Dubai-specific answers. Every calculator uses DEWA's current residential tariff, UAE voltage standards (230 V single-phase / 400 V three-phase), and AED currency — so the numbers you get are actually relevant to your property.
All tools run entirely in your browser — nothing is uploaded or stored. Need a certified electrician to act on the results? Call us on 058 187 3002 or WhatsApp us — we cover all Dubai areas, 24/7.
DEWA Bill Calculator
Enter your monthly kWh and see your estimated DEWA electricity bill broken down slab by slab.
Use Calculator →Appliance Running Cost Calculator
Find out what each appliance costs per day, month and year on Dubai's DEWA tariff.
Use Calculator →Cable Size Calculator
Select load, distance and installation method to get the correct cable cross-section (mm2) for UAE wiring.
Use Calculator →Watts / Volts / Amps Calculator
Convert between watts, volts, amps and power factor for single- and three-phase circuits.
Use Calculator →Circuit Breaker Size Calculator
Calculate the right MCB/RCCB rating for any circuit in your Dubai home or office.
Use Calculator →Lighting / Lux Calculator
Work out how many light fittings you need to hit the required lux level for any room size.
Use Calculator →AC Tonnage Calculator
Size your air conditioner correctly for Dubai's climate and your room dimensions.
Use Calculator →Solar Savings Calculator
Estimate how much a rooftop solar system could save on your DEWA bill each year in Dubai.
Use Calculator →Energy Saving Calculator
Compare old vs new appliances and see your annual AED saving on your Dubai electricity bill.
Use Calculator →Got your results? Let our certified electricians do the work.
From rewiring and panel upgrades to lighting installation and EV chargers — we handle it all across Dubai.
📞 Call 058 187 3002 💬 WhatsApp Us