Microjoule is 0.000001 joule units.
Microjoules to Foot-pounds Converter — uJ to ft-lb
Convert Microjoule (uJ) to Foot-pound (ft-lb) using the exact conversion factor (1 microjoule = 7.375621e-7 foot-pound). See the formula, worked examples, and conversion table.
Microjoules to Foot-pounds converter
Converter
Energy Converter
Convert joules, calories, kilowatt-hours, BTU, electronvolts, therms, and mechanical work units.
Context values
Some unit families need one extra value for a physically accurate result.
Work from one pound-force over one foot.
Result = input x 1e-6 / 1.355817948.
Energy uses the joule as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Microjoules to Foot-pounds
Microjoule and Foot-pound both measure energy, and the conversion is especially useful for comparing nutrition labels (kilocalories) against scientific energy figures (joules). Specifically: Microjoule is 0.000001 joule units, and work from one pound-force over one foot.
Formula
foot-pounds = microjoules × 7.375621e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 microjoule equals 0.000001 base units, and 1 foot-pound equals 1.35581794833 base units, so dividing one by the other gives the direct microjoule-to-foot-pound factor of 7.375621e-7.
Simple example
1 uJ × 7.375621e-7 = 7.375621e-7 ft-lb
1 microjoule = 7.375621e-7 foot-pounds.
Real-world example
100 uJ × 7.375621e-7 = 0.0000737562 ft-lb
100 microjoules = 0.0000737562 foot-pounds.
Conversion table
| Microjoule (uJ) | Foot-pound (ft-lb) |
|---|---|
| 1 uJ | 7.375621e-7 ft-lb |
| 10 uJ | 0.0000073756 ft-lb |
| 100 uJ | 0.0000737562 ft-lb |
| 500 uJ | 0.0003687811 ft-lb |
| 1,000 uJ | 0.0007375621 ft-lb |
| 2,000 uJ | 0.0014751243 ft-lb |
Reverse conversion: Foot-pound to Microjoule
7.375621e-7 ft-lb × 1355817.948 = 0.9999999332 uJ
7.375621e-7 foot-pounds = 0.9999999332 microjoules.
microjoules = foot-pounds × 1355817.94833
For a page dedicated to this direction, see Foot-pound to Microjoule.
Understanding the Microjoule (uJ)
Microjoule is 0.000001 joule units.
Understanding the Foot-pound (ft-lb)
Work from one pound-force over one foot.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many foot-pounds are in 1 microjoule?
1 microjoule equals 7.375621e-7 foot-pounds, using the exact defined conversion factor rather than an estimate.
How do I convert microjoule to foot-pound?
Multiply the microjoule value by 7.375621e-7. The converter above does this instantly to whatever precision you set.
How do I convert foot-pound back to microjoule?
Use the reverse factor: 1 foot-pound equals 1,355,817.948 microjoules. You can also use the swap control in the converter above to flip the direction instantly.
What is a microjoule?
Microjoule (uJ) is a unit of energy.
What is a foot-pound?
Foot-pound (ft-lb) is a unit of energy.
Is the microjoule to foot-pound conversion exact?
Yes. Both microjoule and foot-pound are defined by fixed standards rather than physical artifacts, so the factor of 7.375621e-7 used above is exact to as many digits as you choose to display.