Calculator Tools

Enter values to get instant, copy-ready results.

📐 GT2 Pulley Center Distance Calculator Calculate the center distance between GT2 pulleys from the belt length
⚙️ Gear Ratio Calculator Calculate gear ratio, output speed, and torque from driver and driven tooth counts (multi-stage)
⚡ LED Resistor Calculator Calculate the required resistor value and power consumption from supply voltage, LED forward voltage, and current