Electrical calculators for homes, sites & wholesale counters
Pick the appliance — get the correct wire size, MCB rating, or convert GI/copper metres to kg before quoting. Built for homeowners, contractors, retailers and project teams.
Available calculators
Wire Size Calculator
Correct copper / aluminium wire size (1.5, 2.5, 4, 6, 10 sqmm) for AC, geyser, motor, lighting and kitchen circuits. Factors voltage drop for long runs.
Open calculatorMCB Rating Calculator
Correct MCB amperage (6A / 16A / 32A / 63A) and curve type (B for resistive, C for inductive) for any home or shop circuit.
Open calculatorGI & Copper Weight Calculator
Convert GI wire, GI flat, copper wire and copper flat from metres to kg. Includes SWG sizes like 6 SWG wire 100 m = kg.
Open calculatorComing next
- Voltage drop calculator (long runs & outdoor cabling)
- Load estimation for 2/3 BHK flats (auto-BOQ generator)
- Solar panel sizing for rooftop installations
- EV home-charger circuit sizing
- Cable derating for grouped conduit installs
If you want a specific calculator, request it on WhatsApp — we add the most-requested ones first.
After the calculation, get the material
Every calculator moves the buyer closer to a quote. We stock electrical goods, GI and copper enquiry support, Polycab, Finolex, Havells wires + Anchor, Legrand, Altech, L&K MCBs in Sowcarpet. Same-day delivery in Chennai, GST invoice on every order.