Price coverage using clear inputs and smart multipliers. Compare deductibles, storage, and site conditions quickly. Export summaries that help you win more bids today.
| System (kW) | Equipment value | Liability | Risk | Storage | Annual estimate |
|---|---|---|---|---|---|
| 10 | 15,000 | 1,000,000 | Medium | No | ~ 1,000 to 1,400 |
| 50 | 70,000 | 2,000,000 | High | Yes | ~ 6,200 to 8,800 |
| 250 | 320,000 | 5,000,000 | Very high | Yes | ~ 38,000 to 54,000 |
The calculator estimates premium as the sum of equipment coverage, liability coverage, and a small admin fee. Each component is adjusted using a combined risk multiplier based on site and design choices.
Alignment uplift applies when equipment value is unusually low versus installed cost.
Solar policies commonly blend property coverage for panels, inverters, racking, and wiring with third‑party liability limits. In this calculator, equipment value drives an equipment premium, while liability coverage converts to units per 1,000 and prices proportionally. Admin fees are separated so you can reflect broker charges or policy minimums. For budgeting, set equipment value near replacement cost, not purchase price, and document serial lists for claim validation during inspections.
Underwriters often adjust pricing for location hazards, roof characteristics, and mounting method. Higher storm exposure, wildfire zones, theft history, or difficult roof repairs can raise loss severity. Storage and trackers increase complexity and replacement risk, so the multiplier adds a surcharge when those options are selected. A coastal site with corrosion exposure may justify higher multiplier, while inland projects with monitoring and alarms can decrease risk.
Deductibles influence premium because they shift smaller losses to the owner. Moving from 2,500 to 5,000 can lower annual cost, while a 500 deductible can raise it. Installer experience and theft protection reduce claim frequency; fenced ground arrays, CCTV, and documented commissioning can support better pricing.
Many projects need short policies during construction plus an annual operating term after energization. The calculator prorates annual premium by months so you can compare a 3‑month builders period to a 12‑month operating policy. Use this output to normalize competing quotes to the same term length. When comparing bids, keep liability limits constant and test two deductibles to see the premium sensitivity clearly now.
Keep equipment value aligned with installed cost so coverage matches replacement exposure. If your equipment share is unusually low, the calculator applies a small uplift to flag potential under‑insurance. Export the CSV or PDF with inputs and breakdown, then attach it to the estimate package for audit trails.
It estimates a planning premium using equipment value, liability limits, selected risk factors, and adjustable market rates. It helps compare scenarios and prepare documentation, but it is not an insurance quote.
Use a realistic replacement value for modules, inverters, racking, wiring, and balance‑of‑system. If you only enter invoice cost, coverage can be short when labor and freight rise after a loss.
Rates are placeholders you can tune from broker indications, prior policies, or local market benchmarks. If you have multiple quotes, set rates so the calculator matches a known annual premium, then test changes.
Storage can add fire exposure, specialized suppression needs, and higher replacement complexity. Many insurers price storage separately or apply surcharges, so the multiplier reflects that added risk.
Yes. Set a short policy term, then toggle construction phase inclusion to see the effect. For operating coverage, use 12 months and update risk selections to match the energized system.
It is the combined effect of location, roof, mount type, storage, trackers, security, installer experience, deductible, and construction phase. A multiplier above 1.0 increases premiums; below 1.0 reduces them.
Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.