SolarQnaGlobal

The Operating Layer for Solar

Independent Solar Intelligence & Sizing Engine•20+ Languages

The Operating Layer for
Clean Solar Decisions

Compare 10,000+ solar panels, hybrid inverters, and LFP batteries. Model 25-year bill savings with verified DISCOM tariffs, track real-time hardware commodities, and connect with certified local installers.

10,480+Panels, Inverters & ESS SKUs
54 BrandsAudited Tier-1 Manufacturers
<20msDeterministic Sizing Latency
20 LocalesNative Multi-Lingual Engine

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Direct access to verified specifications, warranties, and pricing

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Highest Rated Hardware

Featured Solar Hardware

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Verified Tier-1 Brands

Bankable manufacturers audited for financial health and warranty compliance

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Interactive Solar Sizing & Finance

Solar Planning & Savings Calculators

Deterministic physics and real utility tariff mathematics — transparent and non-hallucinatory.

Configure AssumptionsLive Updating
Monthly Electricity Bill Usage:450 kWh
Average Daily Peak Sun Hours:4.8 hrs/day
Available Roof Area:50 m²
Engine Computed Estimates
Sourced & Audited
Optimal Array Size4.4 kWpTarget: 4.01 kWp
Required Panels8 panels@ 550W per panel
Monthly Generation494 kWh100% Bill Offset
Roof Area Fits Comfortably

Calculated required area is 31.8 m² (including spacing for winter solstice shade and walkways) vs available 50 m².

Annual Carbon Offset:Displaces ~4.2 tons of CO2 & equivalent to 207 trees planted/year.
Need verified local installation quotes matching this setup?Get Matched Installer Bids
Clean Energy Hardware & Raw Materials Index

Solar Commodity & Hardware Price Tracker

Global market intelligence for Polysilicon, Wafers, Cells, PV Modules, and Storage Batteries.

Weekly Benchmark IndicationsUpdated Sep 25, 2026
Commodity / MaterialBenchmark MarketSpot PriceWeekly DeltaSource
Polysilicon (Dense Rod)
High-purity electronic grade polysilicon for monocrystalline ingot pulling.
China Domestic$4.85/kg-1.2%Industry Survey & Producer Quotes
N-Type M10 Wafer (182mm)
130-150μm thickness N-type monocrystalline wafer for TOPCon cells.
China Spot$0.138/pc0%Wafer Exchange Indices
TOPCon Solar Cell (182mm)
Tunnel Oxide Passivated Contact solar cell with >24.8% efficiency.
Global Spot$0.036/Wp+0.8%Manufacturer Price Reports
TOPCon PV Module (FOB China)
Tier-1 580W-620W N-type TOPCon dual-glass bifacial modules.
FOB China$0.092/Wp-0.5%Port Quotations & Export Filings
TOPCon PV Module (DDP Europe)
Delivered Duty Paid to European logistics hubs including sea freight.
DDP Rotterdam€0.108/Wp+0.2%European Distributor Spot
TOPCon PV Module (DDP US)
Imported modules compliant with UFLPA and tariff provisions.
DDP US West Coast$0.265/Wp+1.1%US Trade Survey & Customs Clearing
Mono PERC/TOPCon (India DCR)
Domestic Content Requirement (DCR) certified modules for PM Surya Ghar.
Ex-Factory India₹19.80/Wp+0.5%ALMM Domestic Manufacturer Index
Solar PV Glass (2.0mm Bifacial)
Anti-reflective coated tempered glass for dual-glass modules.
China Domestic$1.85/m²-1.8%Glass Maker Association Survey
Silver Metallization Paste
High-conductivity front-side silver paste for N-type cell screen printing.
Shanghai Metals Market$980.00/kg+2.4%Precious Metals Futures Pegged
Aluminum Module Frames
Anodized 6005-T6 aluminum extrusion alloy for module structural mounting.
LME Spot$2,680.00/ton+0.6%London Metal Exchange + Extrusion Premium
LFP Battery Cell (280Ah/314Ah)
Lithium Iron Phosphate prismatic cells for utility and hybrid residential ESS.
China ESS Export$49.50/kWh-1.5%Battery Manufacturer Tenders

Landed Cost Simulator

Simulate true landed cost per Watt factoring in origin pricing, international container freight, and national customs tariffs.

FOB Factory Module Price:$0.092/Wp
Customs Duties & Tariffs:14.25%
Freight & Insurance:$0.012/Wp
Estimated Landed Cost$0.122 /WpLanded markup: +32.7% over FOB
Anti-Spam Verified Solar Passport

The Bill-to-Bid "Solar Project Passport"

Eliminate endless contractor spam calls. Convert your electricity bill into an audited, portable Solar Passport. Compare 3 competing, apples-to-apples bids from pre-vetted local EPC contractors.

Verified Passport Token:SQP-IN-MH-814940
Recommended System:3.7 kWp Array
Subsidy Pre-Screen:Tier-1 PM Surya Ghar Eligible