Calculate. Convert.
Done in seconds.
Estimate freight, size systems, build BOMs, check panel specs, and size batteries. You can also run any of 57 electrical conversions. Every tool is free and available without an account.
SUNHUB TOOLS
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Freight Estimator
Calculate NMFC class, pallet count, shipping weight, and estimated cost for panel shipments across the US.
Choose a tool, then open it.
Freight Cost Estimator
Enter your route and number of pallets, crates, or skids to start an instant freight estimate.
Step 1 of 3
Route Details
Enter the number of pallets in the shipment
Built different. Built for pros.
Marketplace-Indexed Pricing
Cost estimates derived from Sunhub Marketplace reference rates for Tier 1 equipment. Rates update with market conditions.
Location-Aware Calculations
Enter a ZIP code and get region-specific irradiance data, freight zone classification, and distance-based shipping estimates. 48,000+ US ZIPs.
Tool-to-Tool Integration
Results flow between tools. System Sizing feeds Freight Estimator. Inverter Quantity feeds DC/AC Ratio.
No Login Wall
All engineering calculations accessible without an account. Only BOM cost access requires quick business verification.
Nationwide Coverage
From residential rooftops in New England to utility-scale farms in the Southwest. All 50 states, all project types.
Procurement-Ready Output
Generate BOMs ready for submittal and marketplace fulfillment. Every calculation links to live Sunhub inventory.
Common questions
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Real specs.
Procure when you're ready.
No account required. No credit card. Professional-grade solar tools built for installers, EPCs, and procurement teams.