Free Embeddable Electrical Calculator Widgets
Add professional electrical calculators to your website for free. Copy the embed code, paste it into your HTML. No sign-up required.
Wire Size Calculator
NEC-compliant wire sizing by amperage and temperature rating.
<iframe src="https://eleccalc.vercel.app/embed/wire-size" width="100%" height="520" style="border:none;border-radius:16px;" title="Wire Size Calculator"></iframe> <p style="text-align:center;margin:8px 0;"><a href="https://eleccalc.vercel.app/wire-size-calculator" style="color:#666;font-size:11px;text-decoration:none;">Powered by <strong>ElecCalc</strong></a></p>
Voltage Drop Calculator
Calculate voltage drop for copper and aluminum conductors.
<iframe src="https://eleccalc.vercel.app/embed/voltage-drop" width="100%" height="560" style="border:none;border-radius:16px;" title="Voltage Drop Calculator"></iframe> <p style="text-align:center;margin:8px 0;"><a href="https://eleccalc.vercel.app/voltage-drop-calculator" style="color:#666;font-size:11px;text-decoration:none;">Powered by <strong>ElecCalc</strong></a></p>
Ohm's Law Calculator
Solve for voltage, current, resistance, or power.
<iframe src="https://eleccalc.vercel.app/embed/ohms-law" width="100%" height="480" style="border:none;border-radius:16px;" title="Ohm's Law Calculator"></iframe> <p style="text-align:center;margin:8px 0;"><a href="https://eleccalc.vercel.app/ohms-law-calculator" style="color:#666;font-size:11px;text-decoration:none;">Powered by <strong>ElecCalc</strong></a></p>
Solar Panel Calculator
Calculate how many solar panels you need.
<iframe src="https://eleccalc.vercel.app/embed/solar-panel" width="100%" height="520" style="border:none;border-radius:16px;" title="Solar Panel Calculator"></iframe> <p style="text-align:center;margin:8px 0;"><a href="https://eleccalc.vercel.app/solar-panel-calculator" style="color:#666;font-size:11px;text-decoration:none;">Powered by <strong>ElecCalc</strong></a></p>
EV Charging Cost Calculator
Calculate home EV charging costs and savings vs gas.
<iframe src="https://eleccalc.vercel.app/embed/ev-charging-cost" width="100%" height="540" style="border:none;border-radius:16px;" title="EV Charging Cost Calculator"></iframe> <p style="text-align:center;margin:8px 0;"><a href="https://eleccalc.vercel.app/ev-charging-cost-calculator" style="color:#666;font-size:11px;text-decoration:none;">Powered by <strong>ElecCalc</strong></a></p>
Why Embed ElecCalc Widgets?
ElecCalc widgets are lightweight, mobile-responsive, and completely free to embed. They work on WordPress, Squarespace, Wix, Blogger, and custom HTML sites. Each widget is self-contained — just paste the iframe code and it works.
Perfect for electrical training websites, apprentice learning platforms, contractor blogs, solar installer sites, engineering resources, and DIY electrical project guides. All calculations follow NEC standards.
Have a suggestion for a new embeddable calculator? Contact us.