Planning a commercial solar system? Use Maktinta’s free engineering calculators to size PV arrays, estimate energy output, calculate thermal demand, and model fluid flow. Whether you’re working on a school, data center, aquatic facility, or off-grid site — these tools are built to support real-world solar system design.
Building Electrical Load Calculator
Estimate your building’s total electrical load based on equipment specs. Essential for facility design and planning
Optimal PV & Battery Size Calculator
Find the ideal PV and battery system size based on your load, location, budget, and incentives. See cost, savings, ROI, and CO₂ offset.
Wire AWG & Conduit Size Calculator
Size wires and conduits for any project: enter equipment or solar specs to get NEC-compliant ampacity, protection, and voltage drop instantly.
Solar Thermal Calculator
Model your solar thermal system’s collector and storage needs, cost, savings, and payback—customized for your property.
Pool Solar Thermal Calculator
Determine the optimal solar collector area, costs, and savings for any pool—based on size, usage, and temperature targets.
System Head Calculator
Calculate pressure drop and velocity in closed-loop water systems using Hazen-Williams and industry standards..