Unit converter
Power & cooling converter
Convert power and cooling capacity between kW, tons of refrigeration, BTU/h, and horsepower.
Quick answer
1 ton (refrig.) = 12000 BTU/h. 1 ton (refrig.) = 3.51685 kW. 1 hp = 0.7457 kW.
Common power & cooling conversions
| Unit | kW | BTU/h |
|---|---|---|
| 1 kW | 1 | 3412.14 |
| 1 W | 0.001 | 3.41214 |
| 1 hp | 0.7457 | 2544.43 |
| 1 BTU/h | 0.000293071 | 1 |
| 1 ton (refrig.) | 3.51685 | 12000 |
| 1 MBH | 0.293071 | 1000 |
About this converter
Convert power and cooling capacity between kW, tons of refrigeration, BTU/h, and horsepower. It runs in your browser and works offline, so you can convert on the truck or in the field with no signal.
Common on HVAC, Electrical and Datacenter work.
Calculators that use power & cooling
UPS runtime calculatorEstimate how long a battery or UPS holds a load: runtime = usable kWh x efficiency / load kW.Bolt torque calculatorEstimate bolt torque from the target preload: T = K x D x F, where K is the nut factor.Tons to BTU calculatorConvert a cooling load to tons of refrigeration: tons = BTU per hour divided by 12,000.Sling load calculatorFind the tension in each sling leg: (load weight / legs) divided by the sine of the sling angle from horizontal.
Power & cooling conversion FAQ
How do you convert ton (refrig.) to BTU/h?
Multiply by 12000: 1 ton (refrig.) = 12000 BTU/h. To convert back, 1 BTU/h = 8.33333e-05 ton (refrig.).
How do you convert ton (refrig.) to kW?
Multiply by 3.51685: 1 ton (refrig.) = 3.51685 kW. To convert back, 1 kW = 0.284345 ton (refrig.).
How do you convert hp to kW?
Multiply by 0.7457: 1 hp = 0.7457 kW. To convert back, 1 kW = 1.34102 hp.