Live Converter
Convert Power Online
Enter your value above to convert pound-foot/second units to watts or vice versa.
Real-World Examples
The Uses of Pound-Foot/Second units to Watts Conversion
Pound-foot per second is directly tied to the classical definition of mechanical horsepower, so this conversion is most useful when comparing against an electric dynamometer figure given in watts.
Calibrating Digital Torque Wrenches Against Power Standards
Calibration lab technicians who know a test bench's electrical power rating in watts convert a torque wrench's rated torque-time output, expressed in pound-foot per second, into watts for calibration reference.
Benchmarking Engine Torque Delivery Rate
Automotive engineers who calculate an electric dynamometer's power rating in watts convert an engine's instantaneous torque delivery rate, in pound-foot per second, into watts for performance benchmarking.
Checking Robotic Arm Joint Actuator Specifications
Robotics engineers who size a robotic joint actuator's electrical motor in watts convert the joint's rated torque output, given in pound-foot per second, into watts to confirm the design meets requirements.
Quick Reference
Comprehensive Conversion Table
Our quick table gives you instant results, so you don't have to calculate these common values manually.
| Conversion | Formula | Result (W) |
|---|---|---|
| 1 lbf·ft/s to W | 1 × 1.3558179483314003 | 1.36 W |
| 2 lbf·ft/s to W | 2 × 1.3558179483314003 | 2.71 W |
| 3 lbf·ft/s to W | 3 × 1.3558179483314003 | 4.07 W |
| 5 lbf·ft/s to W | 5 × 1.3558179483314003 | 6.78 W |
| 10 lbf·ft/s to W | 10 × 1.3558179483314003 | 13.56 W |
| 20 lbf·ft/s to W | 20 × 1.3558179483314003 | 27.12 W |
| 50 lbf·ft/s to W | 50 × 1.3558179483314003 | 67.79 W |
| 100 lbf·ft/s to W | 100 × 1.3558179483314003 | 135.58 W |
| 500 lbf·ft/s to W | 500 × 1.3558179483314003 | 677.91 W |
Got Questions?
Frequently Asked Questions
How many watts are in 1 pound-foot/second?
1 pound-foot/second equals 1.35582 watts, a figure useful for anyone working at the torque wrench calibration and automotive engineering benchmarks scale.
How many pound-foot/second units are in 1 watt?
1 watt equals approximately 0.737562 pound-foot/seconds, which puts the size of a single watt into perspective against the pound-foot/second.
Why would anyone convert pound-foot per second to watts?
This comes up in torque wrench calibration and automotive benchmarking, where a torque-time measurement in pound-foot per second needs to be compared against an electric dynamometer's power figure in watts.
How does pound-foot per second relate to mechanical horsepower?
Mechanical horsepower is defined as exactly 550 pound-foot per second, the same torque-time basis as foot pound-force per second, just with the unit names written in the opposite order.