Plan for the next outage
Free calculators that tell you exactly what to buy — no upsell, no brand commission bias. Built by engineers who actually use inverters.
Inverter + Battery sizer
Pick your loads → we suggest VA, battery Ah, and rough cost. Adjust quantities and hours to match your home.
When will your inverter pay for itself?
Enter your system cost and outage frequency to see how many months until your investment breaks even — and how much you save over 5 years.
Battery backup & solar calculators
How long will your battery last? How much solar do you need? Free calculators for every Indian home.
Top-rated backup power picks
Hand-picked inverters, batteries, and solar kits from brands we trust. As an Amazon Associate (livepowercut-21), we earn from qualifying purchases — at no extra cost to you.
Uses standard electrical engineering formulas (VA = W / power factor, Ah = (W × h) / (V × DoD × efficiency)) — not marketing estimates.
We do not get paid by any single brand. Recommendations are based on ratings, reviews, and real-world reliability.
Based on Indian grid conditions (4-8 hour outages, 230V, 50Hz) and Indian inverter/battery market pricing.