Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

more free publications

Materials

Design

Processes

Units

Formulas

Math
 
watt (int. US)
Symbol:  W 
Category:  Power (Heat flow) 
SI Equivalent:  1.00016 W
Dimension:  ML2T-3 
System:  US 
Convert     W  
1 W =
Power (Heat flow)
  Symbol Unit Name
1.00016×107  aW  abwatt (emu of power) 
3.4127  Btu (IT)/h  British thermal unit (IT) per hour 
5.68784×10-2  Btu (IT)/min  British thermal unit (IT) per minute 
9.47973×10-4  Btu (IT)/s  British thermal unit (IT) per second 
3.41499  Btu (therm.)/h  British thermal unit (therm.) per hour 
5.69165×10-2  Btu (therm.)/min  British thermal unit (therm.) per minute 
9.48608×10-4  Btu (therm.)/s  British thermal unit (therm.) per second 
859.999  cal (IT)/h  calorie (IT) per hour 
14.3333  cal (IT)/min  calorie (IT) per minute 
0.238889  cal (IT)/s  calorie (IT) per second 
616.54  cal (therm.)/h  calorie (therm.) per hour 
14.3427  cal (therm.)/min  calorie (therm.) per minute 
0.239045  cal (therm.)/s  calorie (therm.) per second 
1.35985×10-3  cv, HP  cheval-vapeur (horsepower) 
1.00016×107  dyn-cm/s  dyne-centimeter per second 
1.00016×107  erg/s  erg per second 
2655.66  ft-lbf/h  foot-pound force per hour 
44.261  ft-lbf/min  foot-pound force per minute 
0.737684  ft-lbf/s  foot-pound force per second 
23.7343  ft-pdl/s  foot-poundal per second 
1.34124×10-3  HP  horsepower (550 ft-lbf/s) 
1.01959×10-4  HP  horsepower (boiler) 
1.34124×10-3  BHP, hp  horsepower (British) 
1.35985×10-3  cv, HP  horsepower (cheval-vapeur) 
1.35985×10-3  HP  horsepower (metric) 
1.34063×10-3  HP  horsepower (water) 
0.101988  kgf-m/s  kilogram force-meter per second 
1.00016×10-3  kW  kilowatt 
1.01988×10-2    prony 
2.54969×10-4  CTR (UK)  ton (refrigeration, UK) 
2.84396×10-4  CTR (US)  ton (refrigeration, US) 
1.00016  VA  volt-ampere 
1.00016  W  watt 
0.999975  W  watt (int. mean) 
Glossary
FREE Publications
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

more publications