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Interactive calculator hub for African residential solar decision-making. Universal sizing tools, country-specific net-metering economics, and generator displacement analytics. Each tool is paired with deep-dive guides + brand reviews + comparison matrices for full context.
Work across all African markets β generator economics, inverter sizing, and system cost estimation.
Compare diesel/petrol generator economics against solar+battery across 9 African markets. Computes monthly fuel cost, generator-vs-grid ratio, payback timeline.
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Check concurrent appliances (refrigerator, geyser, induction stove, AC, EV charging, pool pump, +14 others) to compute peak load demand and get inverter recommendations across Sunsynk 5K / 8K / 12K Max + alternatives.
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Estimate turn-key installation cost across 12 African markets Γ 4 component tiers (Budget / Standard / Premium / Professional Off-Grid). Inputs: PV kWp, battery kWh, inverter kW.
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Local tariff structures, regulatory frameworks, and market-specific payback economics for the highest-traffic African solar markets.
Plan battery sizing against Eskom load-shedding stages (1-6) for SA-cluster households. Computes monthly outage hours, battery sizing across Hubble AM-5 / Pylontech US3000C / BYD LVS, generator-displacement payback.
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PHCN Service Band (A-E) selector + post-2023 fuel-subsidy-removal economics. Computes current generator cost, total energy bill, and payback from diesel + grid displacement.
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7-bracket progressive tariff structure + EgyptERA Decree 1257/2017 net-metering economics. Cairo Saharan-margin irradiance modeling.
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5-bracket KPLC progressive tariff + 1:1 net-metering framework + Nairobi central-highlands cool-climate yield advantage modeling.
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5-bracket ONEE progressive tariff + Loi 82-21 (2023) self-generation framework + world-class Saharan irradiance + EU Association Agreement preferential duty.
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4-bracket PURC progressive tariff + ECG (south) / NEDCo (north) DisCo framework + Cedi-volatility-aware payback analysis.
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Multi-source renewable energy planning beyond solar β wind, micro-hydro, heat pumps, geothermal.
Multi-source ROI calculation across solar, wind, micro-hydro, heat pumps, and geothermal. Africa-wide incentive database.
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Configure your optimal renewable energy system. Solar / wind / heat pump with product recommendations filtered for African availability.
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Every calculator includes a methodology + limitations section disclosing assumptions (tariff structures, irradiance levels, efficiency profiles, exchange rates, system cost approximations). YourWatts maintains editorial independence from product manufacturers and distributors β affiliate revenue does not influence calculator outputs or recommendations.
See the YourWatts methodology document for the full evaluation framework and disclosure standards applied to product reviews + calculator design.
46 country guides cover regulatory frameworks, installer ecosystems, and product distribution across the catalog.