Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

LED Savings Calculator

Find out exactly how much money you save each year by replacing incandescent or CFL bulbs with LEDs. Enter wattages, daily usage, and your electricity rate to get an annual dollar figure.

Old Bulb Wattage (watts)

LED Bulb Wattage (watts)

Daily Usage Hours (hours)

Electricity Rate ($/kWh)

Fill in the required fields to see your result.

Electrical Home

Conduit Fill Calculator

Determine how many wires of a given AWG gauge fit safely inside an electrical conduit. Essential for electricians planning conduit runs to meet NEC fill-percentage requirements.

Conduit Diameter (inches)

Wire Gauge (AWG) (AWG)

Fill in the required fields to see your result.

Key differences

	LED Savings Calculator	Conduit Fill Calculator
Category	Electrical Home	Electrical Home
Inputs required	4	2
Result	Annual Savings ($)	Maximum Wires (wires)
What it does	Find out exactly how much money you save each year by replacing incandescent or CFL bulbs with LEDs. Enter wattages, daily usage, and your electricity rate to get an annual dollar figure.	Determine how many wires of a given AWG gauge fit safely inside an electrical conduit. Essential for electricians planning conduit runs to meet NEC fill-percentage requirements.